Grass List

Welcome to Catnapin's

List for Grass Gallery

Texas List

This list is primarily for my use, but please feel free to use it. I made it to keep track of the species I have looked at while researching a specimen.

Fast Find - on this page

Family, Subfamily, Tribe - group common name

Poaceae, Aristidoideae, Aristideae - Threeawn

Poaceae, Arundinoideae, Arundineae - Reeds

Poaceae, Bambusoideae, Bambuseae - Bamboo & Cane

Poaceae, Centothecoideae, Centotheceae - Woodoats

Poaceae, Chloridoideae, Cynodonteae - Grama Grass - Windmillgrass - Miscellaneous

Poaceae, Chloridoideae, Eragrostideae - Dropseed - Lovegrass - Muhly - Sprangletop - Tridens - Miscellaneous

Poaceae, Chloridoideae, Pappophoreae - Pappusgrass

Poaceae, Danthonioideae , Danthonieae - Pampasgrass

Poaceae, Ehrhartoideae, Ehrharteae - Veldgrass

Poaceae, Ehrhartoideae, Oryzeae - Miscellaneous

Poaceae, Panicoideae, Andropogoneae - Bluestem - Corn - Sorghum - Miscellaneous

Poaceae, Panicoideae, Paniceae - Barnyardgrass - Bristlegrass - Crabgrass - Cupgrass - Dallisgrass - Fountaingrass

- Panicgrass & Witchgrass - Rosettegrass - Sandbur - Signalgrass - Miscellaneous

Poaceae, Pooideae, Aveneae - Oats

Poaceae, Pooideae, Aveneae - Miscellaneous

Poaceae, Pooideae, Brachypodieae - False Brome

Poaceae, Pooideae, Bromeae - Brome

Poaceae, Pooideae, Diarrheneae - Miscellaneous

Poaceae, Pooideae, Hainardieae - Miscellaneous

Poaceae, Pooideae, Meliceae - Miscellaneous

Poaceae, Pooideae, Poeae - Bluegrass & Ryegrass

Poaceae, Pooideae, Stipeae - Needlegrass

Poaceae, Pooideae, Triticeae - Barley - Wheat - Wildrye

Rows

1) Genus, species / common

1a) blue=photos green=listed as similar species yellow="like" group gray="spike" group

2) Common names

3a) N=native I=introduced A=annual P=perennial W=warm weather grass C=cool weather grass

3b) Numbers of the standard Vegetation areas of Texas per plants.USDA.gov

4) List of my area counties (Taylor); other places I, or others, have photographed per plants.USDA.gov

5) Short description

Poaceae, Aristidoideae, Aristideae - Threeawn

Aristida adscensionis	Sixweeks Threeawn	NAW 3 4 6 7 8 9 10	not in my area	spikelets clumped up culm
Aristida arizonica	Arizona Threeawn	NPW 10
Aristida basiramea	Forktip Threeawn	NAW 3 4
Aristida desmantha	Curly Threeawn, Western Tripleawn Grass, Western Threeawn	NAW 1 2 3 4 5 6 7 10	not in my area
Aristida dichotoma var. dichotoma	Churchmouse Threeawn, Povertygrass	NAW 1 2 3 4 6 7	not in my area
Aristida divaricata	Poverty Threeawn	NPW 7 9 10	not in my area
Aristida gypsophila	Gypsum Threeawn, Gyp Threeawn	NPW 10
Aristida havardii	Havard Threeawn	NPW 4 8 9 10	not in my area
Aristida lanosa	Woolysheath Threeawn, Woolly Tripleawn Grass, Woolly Threeawn	NPW 1 2 3 4
Aristida longespica var. geniculata var. longespica	Slimspike Threeawn Kearney Threeawn, Plains Threeawn Slimspike Threeawn, Slender Threeawn	NAW 1 2 3 4 5 6 7 9 NAW 3 4 NA 1 2	not in my area	stick with horizontal awns
Aristida oligantha	Oldfield Threeawn, Prairie Threeawn, Few‑flowered Aristida	NAW 1 2 3 4 5 6 7 8 9	Taylor, Callahan, Eastland, Brown	stick with horizontal awns
Aristida palustris	Longleaf Threeawn	NPW 1
Aristida pansa	Wooten Threeawn	NPW 4 7 10	not in my area	curvy leaves
Aristida purpurascens var. purpurascens var. virgata	Arrowfeather Threeawn, Broomsedge, Arrowgrass	NPW 1 2 3 4 5 6 7	not in my area
Aristida purpurea var. fendleriana var. longiseta var. nealleyi var. parishii var. perplexa var. purpurea var. wrightii	Fendler Threeawn Red Threeawn, Dogtown‑grass Blue Threeawn, Nealley Threeawn Parish's Threeawn Purple Threeawn Purple Threeawn, Purple Needlegrass Wright's Threeawn	NPW 5 NPW 2 4 5 6 7 8 9 NPW 1 2 3 4 5 6 7 8 9 10 NPW 2 6 7 9 NPW 4 5 6 7 8 9 10	not my area Taylor, Runnels, Coke, Brown ? ? not my area not my area
Aristida ramosissima	S-curve Threeawn	NAW 3		twisting awns
Aristida schiedeana var. orcuttiana	Singleawn Aristida, Beggarstick Threeawn, Orcutt's Threeawn	NPW 4 10
Aristida spiciformis	Bottlebrush Threeawn	NP	?
Aristida ternipes var. gentilis var. ternipes	Spidergrass Hook Threeawn Spidergrass	NPW 4 7 10 NPW 10 NPW 10	not in my area

Poaceae, Arundinoideae, Arundineae - Reeds

Arundo donax

Giant Reed, Spanish Reed

IPW 1 2 3 4 5 6 7 9 10

Brown

white plume

Phragmites australis

Common Reed

NPW 2 3 4 5 6 7 8 9 10

not in my area

purple plume

Poaceae, Bambusoideae, Bambuseae - Bamboo & Cane

Arundinaria gigantea

ssp. gigantea

ssp. tecta

Giantcane

Giantcane, Canebrake, Southern Cane

Switchcane

NPC 1 2 3 4 5

NPC 1 2 3 4

not in Texas

15-20 feet tall

6-8 feet tall

Phyllostachys aurea

Golden Bamboo

IPC 1 3 4 10

Poaceae, Centothecoideae, Centotheceae - Woodoats

(Chasmanthium was Arundinoideae, Centotheceae)

Chasmanthium latifolium	Inland Sea-oats, Indian Woodoats, Broadleaf Woodoats	NPW 1 2 3 4 5 6 7	not in my area
Chasmanthium laxum	Narrowleaf Woodoats	NPW 1 2 3 4
Chasmanthium sessiliflorum	Longleaf Woodoats	NPW 1 2 3 4

Poaceae, Chloridoideae, Cynodonteae - Grama Grass

(Bouteloua was Chloridoideae, Chlorideae)

Bouteloua aristidoides var. aristidoides	Needle Grama, Sixweek Grama	NAW 4 5 6 7 10	not in my area
Bouteloua barbata	Sixweeks Grama	NPW 2 3 4 5 6 7 8 9 10	Nolan, Fisher
Bouteloua breviseta	Gypsum Grama, Gyp Grama	NPW 7 10	not in my area
Bouteloua chondrosioides	Sprucetop Grama	NPW 4 6 7 10	not in my area
Bouteloua curtipendula var. caespitosa var. curtipendula	Clump Sideoats, Sideoats Grama Sideoats Grama	NPW 3 4 5 6 7 9 10 NPW 1 2 3 4 5 6 7 8 9	Runnels Taylor, etc.
Bouteloua dactyloides	Buffalograss	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.
Bouteloua eriopoda	Black Grama, Woollyfoot Grama	NPW 4 5 6 7 8 9 10	Tom Green
Bouteloua gracilis	Blue Grama	NPW 1 2 3 4 5 6 7 8 9 10	Taylor
Bouteloua hirsuta var. hirsuta var. pectinata	Hairy Grama Tall Grama	NPW 1 2 3 4 5 6 7 8 9 10 NPW 3 4 5 6 7 8 9	Taylor, etc. Taylor
Bouteloua kayi	Kay Grama	NPW 7 10	not in my area
Bouteloua parryi	Parry's Grama	NA	?
Bouteloua ramosa	Chino Grama	NPW 7 10	not in my area
Bouteloua repens	Slender Grama, Large-mesquite Grama	NPW 2 3 4 6 7	not in my area
Bouteloua rigidiseta	Texas Grama, Mesquitegrass	NPW 1 2 3 4 5 6 7 8 9	Taylor, etc.
Bouteloua simplex	Matted Grama, Mat Grama	NAW 9 10
Bouteloua trifida var. burkii var. trifida	Red Grama, Threeawn Grama	NPW 2 3 4 5 6 7 8 9 10	Taylor, etc.
Bouteloua uniflora	Nealley Grama, One-flowered Grama	NPW 6 7 8 10	Tom Green
Bouteloua warnockii	Warnock Grama	NPW 4 7 10	not in my area

Cathestecum erectum

False Grama

NPW 7 10

not in my area

like Buffalograss

Poaceae, Chloridoideae, Cynodonteae - Windmillgrass

Chloris andropogonoides	Slimspike Windmillgrass	NPW 2 6 6 7	not in my area	1 whirl, long branch
Chloris barbata	Swollen Fingergrass	NAW 2 4 6 7	not in my area	like Feathertop
Chloris canterai var. canterai	Paraguayan Windmillgrass	IPW 2 3 5 6		2 whirls, few branches
Chloris ciliata	Fringed Windmillgrass, Fringed Chloris	NPW 2 3 4 6 7	not in my area	like thick Feathertop
Chloris cucullata	Hooded Windmillgrass, Hooded Fingergrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown	multi thick branches from one node
Chloris divaricata	Spreading Windmillgrass	IPW 2 6 7	not in my area	?
Chloris gayana	Rhodesgrass	IPW 2 3 4 6 7 9	not in my area	like Feathertop
Chloris subdolichostachya	Shortspike Windmillgrass	NPW 1 2 3 4 5 6 7 9	Taylor, Brown	like Hooded, less branches
Chloris submutica	Mexican Windmillgrass	IPW 3 10		?
Chloris texensis	Texas Windmillgrass	NPW 2 3 6 10		long branches become tufted near end, 1 node
Chloris verticillata	Tumble Windmillgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	multi whirl, long branches
Chloris virgata	Feather Fingergrass, Feathertop Windmillgrass	NAW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	upright branches from 1 node

Cynodon aethiopicus	Ethiopian Dogtoothgrass	IPW 6
Cynodon dactylon	Bermudagrass	IPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.
Cynodon magennisii	Magennis Dogstoothgrass	IPW	?
Cynodon nlemfuensis	Africa Bermudagrass	IPW 2 6

Poaceae, Chloridoideae, Cynodonteae - Miscellaneous

(Tragus & Zoysia were Chloridoideae, Zoysieae)

Enteropogon chlorideus

Buryseed Umbrellagrass

NPW 2 4 6

Eustachys distichophylla	Weeping Fingergrass	IPW 2 3
Eustachys paspaloides ssp. caribaea	Caribbean Fingergrass, Chickenfootgrass	IPW 2 3 4 6 7	not in my area
Eustachys petraea	Pinewoods Fingergrass, Stiffleaf Fingergrass	NPW 1 2 3 4 6
Eustachys retusa	Argentine Fingergrass	NPW 1 2 3 4

Gymnopogon ambiguus	Bearded Skeletongrass, Broad‑leaved Beardgrass	NPW 1 2 3 5 6
Gymnopogon brevifolius	Shortleaf Skeletongrass	NPW 1 2

Hilaria belangeri

var. belangeri

Curly-mesquite, Creeping Mesquite

NPW 2 3 4 5 6 7 8 10

Taylor

like Buffalograss, upright spikelets

Hilaria swallenii

Swallen Curly-mesquite

NPW 7 10

not in my area

Microchloa kunthii

Kunth's Smallgrass

NPW 10

Pleuraphis jamesii	Galleta	NPW 6 7 8 9 10	not in my area	like tall Curly-Mesquite
Pleuraphis mutica	Tobosa, Tobosagrass	NPW 5 6 7 8 9 10	Taylor, Jones, Nolan	like tall Curly-Mesquite

Schedonnardus paniculatus

Tumblegrass

NPW 1 2 3 4 5 6 7 8 9 10

Taylor etc.

wavy basal leaves, oversized spike, branches wide spaced & alternating, appressed spikelets, poor forage

Spartina alterniflora	Smooth Cordgrass, Salt-marshgrass	NPW 2 3 4 6
Spartina bakeri	Sand Cordgrass	NPW 2
Spartina cynosuroides	Big Cordgrass, Salt‑reedgrass	NPW 2 6 7	not in my area
Spartina patens	Saltmeadow Cordreass, Marshhay Cordgrass, Rush Saltgrass	NPW 2 4
Spartina pectinata	Prairie Cordgrass, Tall Marshgrass, Sloughgrass	NPW 2 4 6 7 8 9 10	not in my area	large, rhizomes, hairy spikelets
Spartina spartinae	Gulf Cordgrass, Coastal Sacahuista, Sacahuista	NPW 2 3 4 6 9		very appressed

Tragus berteronianus

Spike Burgrass, Pricklegrass, Goatgrass

IAW 2 5 6 7 10

not in my area

Trichloris crinita	False Rhodesgrass, Multiflowered Chloris	NPW 3 4 6 7 9 10	not in my area	upright fuzzy tuft, purple white
Trichloris pluriflora	Multiflowered False Rhodesgrass, Four Flowered Chloris	NPW 1 2 5 6 7	not in my area

Willkommia texana

Texas Willkommia

NPC 2

Zoysia japonica	Japanese Lawngrass, Zoysiagrass, Korean Lawngrass	IPW	?
Zoysia matrella	Manilagrass	IPW	?
Zoysia pacifica	Korean Velvetgrass, Mascarenegrass	IPW	?

Poaceae, Chloridoideae, Eragrostideae - Dropseed

Sporobolus airoides	Alkali Sacaton	NPW 1 2 3 4 5 6 7 8 9 10	not in my area	pink panicle not whirled
Sporobolus buckleyi	Buckley Dropseed	NPW 2
Sporobolus clandestinus	Rough Dropseed, Tall Dropseed, Longleaved Rushgrass, Rough Rushgrass	NPW 1 2 3 4 5 6 7 8	Brown	spike
Sporobolus compositus var. compositus var. drummondii var. macer	Composite Dropseed Drummond's Dropseed, Meadow Dropseed Mississippi Dropseed	NPW 1 2 3 4 5 6 7 8 9 NPW 1 2 3 4 5 6 7 8 NPW 3 4 NPW 2 3 4	Taylor, Coleman, Brown not in my area not in my area not in my area	spike of appressed branches
Sporobolus contractus	Spike Dropseed	NPW 5 6 9 10		spike
Sporobolus cryptandrus	Sand Dropseed, Covered‑spike Dropseed	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	fan with large spikelets
Sporobolus domingensis	Coral Dropseed	IPW 2
Sporobolus flexuosus	Mesa Dropseed	NPW 2 5 6 7 8 9 10	Nolan	scruffy panicle
Sporobolus giganteus	Giant Dropseed	NPW 3 4 8 9 10	not in my area	spike
Sporobolus indicus var. indicus	Smutgrass	NPW 1 2 3 4 5 7	not in my area	spike almost culm width
Sporobolus junceus	Pineywoods Dropseed, Purple Dropseed	NPW 1 2 3 4 6 7	not in my area	whirled branches, heavy seed
Sporobolus nealleyi	Gypgrass, Nealley Dropseed	NPW 7 10	not in my area
Sporobolus neglectus	Puffsheath Dropseed	NAW 4 5 7 9	not in my area	spike
Sporobolus purpurascens	Purple Dropseed	NPW 2 6 7	not in my area	spike
Sporobolus pyramidatus	Whorled Dropseed, Madagascar Dropseed	NPW 1 2 3 4 5 6 7 8 9 10	Taylor	whirled branches
Sporobolus silveanus	Silveus Dropseed	NPW 1 2 3 6
Sporobolus texanus	Texas Dropseed	NPW 4 8 9 10	not in my area	single spikelets at end of rebranch
Sporobolus vaginiflorus var. ozarkanus var. vaginiflorus	Poverty Dropseed Ozark Dropseed Poverty Dropseed, Southern Povertygrass	NAW 1 2 3 4 5 6 7 9 NAW 2 4 5 7 NAW 1 3 4 5 6 7 8	Taylor, Brown Brown ?	scruffy spike
Sporobolus virginicus	Seashore Dropseed, Seashore Rushgrass	NPW 2 4 5
Sporobolus wrightii	Big Sacaton, Wright's Sacaton	NPW 2 5 6 7 10	not in my area	dense yellow panicle, grows to 7 feet tall

Blepharoneuron tricholepis

Pine Dropseed, Hairy Dropseed

NPW 1 3 4 10

Poaceae, Chloridoideae, Eragrostideae - Lovegrass

Eragrostis airoides	Illusiongrass	IPW 3	?
Eragrostis amabilis	Japanese Lovegrass	IAW 1 2	?
Eragrostis barrelieri	Mediterranean Lovegrass	IAW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.
Eragrostis capillaris	Lace Grass, Tiny Lovegrass	NAW 1 2 3 4
Eragrostis cilianensis	Stinkgrass	IAW 1 2 3 4 5 6 7 8 9 10	Taylor, Nolan, Fisher, Coleman
Eragrostis ciliaris	Gophertail Lovegrass	NAW 1
Eragrostis curtipedicellata	Gummy Lovegrass, Shortstalked Lovegrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Eastland, Brown
Eragrostis curvula	Weeping Lovegrass	IPW 1 2 3 4 5 6 7 8 9	Callahan
Eragrostis elliottii	Elliott Lovegrass, Field Lovegrass	NPW 1 2 3 4 5 8	not in my area
Eragrostis erosa	Chihuahuan Lovegrass	NPW 4 9 10
Eragrostis frankii	Sandbar Lovegrass	NA
Eragrostis hirsuta	Bigtop Lovegrass	NPW 1 2 3 4 5 6
Eragrostis hypnoides	Teal Lovegrass, Smooth Creeping Grass	NAW 1 2 3 4
Eragrostis intermedia	Plains Lovegrass	NPW 1 2 3 4 5 6 7 9 10	Taylor, Callahan, Eastland, Brown
Eragrostis japonica	Pond Lovegrass	NAW 1
Eragrostis lehmanniana	Lehmann Lovegrass	NPW 2 3 4 6 7 8 9 10	not in my area
Eragrostis lugens	Mourning Lovegrass	NP 1 2 3 4 5 6 7 10	Taylor
Eragrostis mexicana subsp. mexicana	Mexican Lovegrass	NAW 7 8 9 10	Eastland
Eragrostis minor	Little Lovegrass	NAW 6 10
Eragrostis palmeri	Rio Grande Lovegrass	NPW 6 7 10	not in my area
Eragrostis pectinacea var. miserrima var. pectinacea	Tufted Lovegrass, Carolina Lovegrass Desert Lovegrass Tufted Lovegrass, Spreading Lovegrass	IAW 1 2 3 4 5 6 7 8 9 10 IAW 1 5 6 7 8 9 10 IAW 2 4 5 7 9 10	Taylor, Brown Brown Taylor
Eragrostis pilosa	Indian Lovegrass	IAW 1 2 3 4 8 9	not in my area
Eragrostis polytricha	Hairysheath Lovegrass	NP	?
Eragrostis refracta	Coastal Lovegrass, Meadow Lovegrass	NPW 1 2 3 4
Eragrostis secundiflora subsp. oxylepis	Red Lovegrass	NPW 1 2 3 4 5 6 7 8 9	Taylor, Nolan, Callahan, Eastland, Brown
Eragrostis sessilispica	Tumble Lovegrass	NPW 1 2 3 4 5 6 7 8 9	Taylor, Callahan, Coleman, Brown
Eragrostis silveana	Silveus Lovegrass	NPW 2 3 4 6
Eragrostis spectabilis	Purple Lovegrass	NPW 1 2 3 4 5 6 7 8 9	not in my area
Eragrostis spicata	Spike Lovegrass	NPW 2 3 4 6 7	not in my area	spike
Eragrostis superba	Wilman Lovegrass	IPW 2 3 4 5 7	not in my area
Eragrostis swallenii	Swallen Lovegrass	NPW 2 6
Eragrostis trichodes	Sand Lovegrass	NPW 1 2 3 4 5 6 7 8 9	Callahan, Runnels, Brown

Neeragrostis reptans

Creeping Lovegrass

NAW 1 2 3 4 5 6 7 8

Taylor

short, like Buffalograss

male tuft like beardgrass

female tuft like Triden

Poaceae, Chloridoideae, Eragrostideae - Muhly

Muhlenbergia andina	Foxtail Muhly	NPW 10
Muhlenbergia arenacea	Ear Muhly, Sand Muhly	NPW 6 7 9 10	not in my area	witchgrass, short grass
Muhlenbergia arenicola	Sand Muhly	NPW 4 6 7 8 9 10	Taylor, Nolan	panicle, very short grass, long spikelet
Muhlenbergia asperifolia	Scratchgrass, Alkali Muhly, Rough-leaved Dropseed, Rough-leaved Muhly	NPW 4 7 8 9 10	not in my area	witchgrass
Muhlenbergia brevis	Short Muhly	NAW 10
Muhlenbergia bushii	Nodding Muhly	NPW 3 4 5
Muhlenbergia capillaris	Hairyawn Muhly, Long‑awned Hairgrass, Slender Muhly	NPW 1 2 3 4 5 6 7 8 9	Taylor	panicle
Muhlenbergia crispiseta	Mexican Muhly	IAW 10	?
Muhlenbergia depauperata	Sixweeks Muhly	NAW 7 10	not in my area
Muhlenbergia dubia	Pine Muhly	NPW 7 9 10	not in my area
Muhlenbergia eludens	Gravelbar Muhly	NAW 7 10	not in my area
Muhlenbergia emersleyi	Bullgrass, Bluegrass	NPW 1 4 7 10	not in my area	lots of narrow spicklets
Muhlenbergia expansa	Cutover Muhly	NPW 1 2
Muhlenbergia filipes	Gulfhairawn Muhly	NPW	?
Muhlenbergia fragilis	Delicate Muhly	NAW 7 10		tiny spike
Muhlenbergia frondosa	Wirestem Muhly	NPW 4
Muhlenbergia glabrifloris	Inland Muhly	NPW 4		fuzzy spike
Muhlenbergia glauca	Desert Muhly	NPW 7 10	not in my area	fuzzy spike
Muhlenbergia x involuta	Canyon Muhly	NPW 4 5 7 10	not in my area	semi appressed branches with single spikelet
Muhlenbergia lindheimeri	Lindheimer Muhly	NPW 4 5 6 7 9	not in my area	clumps of appressed branches
Muhlenbergia longiligula	Longtongue Muhly	NPW	?
Muhlenbergia mexicana	Mexican Muhly	NPW 5
Muhlenbergia minutissima	Least Muhly, Sixweeks Muhly	NAW 7 10	not in my area
Muhlenbergia montana	Mountain Muhly	NPW 7 10	not in my area
Muhlenbergia pauciflora	New Mexico Muhly	NPW 7 10	not in my area
Muhlenbergia polycaulis	Cliff Muhly, Many-stemmed Muhly	NPW 7 10	not in my area
Muhlenbergia porteri	Bush Muhly	NPW 3 4 6 7 8 9 10	not in my area	open panicle of single large spikelets
Muhlenbergia pungens	Pungent Muhly, Sandhill Muhly	NPW 9 7	not in my area
Muhlenbergia racemosa	Green Muhly, Satingrass	NPW 8 9	not in my area
Muhlenbergia repens	Creeping Muhly, Red Muhly	NPW 4 6 7 9 10	not in my area
Muhlenbergia reverchonii	Seep Muhly, Reverchon's Muhly	NPW 3 4 5 6 7	not in my area	panicle of single large spikelets
Muhlenbergia rigens	Deergrass	NPW 4 7 10	not in my area	very appressed spikelets
Muhlenbergia rigida	Purple Muhly, Stiff Muhly	NPW 7 10	not in my area
Muhlenbergia schreberi	Nimblewill, Satingrass, Schreber's Muhly	NPW 1 2 3 4 5 6 7 10	Callahan	spike
Muhlenbergia setifolia	Curlyleaf Muhly, Bristle-leaved Muhly	NPW 4 7 10	not in my area	fuzzy
Muhlenbergia sobolifera	Rock Muhly, Rock Dropseed	NPW 6 7 9 10	not in my area	few appressed branches
Muhlenbergia spiciformis	Longawn Muhly	NPW 7 8 10	not in my area	fuzzy
Muhlenbergia sylvatica	Forest Muhly	NPW 5		fuzzy
Muhlenbergia tenuifolia	Mesa Muhly	NAPW 2 3 4 7 10	not in my area	fuzzy
Muhlenbergia texana	Texas Muhly	NAW 7 10	not in my area
Muhlenbergia torreyi	Ring Muhly, Ringgrass	NPW 4 7 8 9 10	not in my area	open panicle
Muhlenbergia utilis	Aparejograss	NPW 3 4 6 7	not in my area	few clusters of spikes on short branches
Muhlenbergia villiflora var. villosa	Hairy Muhly	NPW 7 9 10	not in my area	few clusters of spikes on short branches
Muhlenbergia wrightii	Spike Muhly	NPW 10

Poaceae, Chloridoideae, Eragrostideae - Sprangletop

Leptochloa chloridiformis	Argentine Sprangletop	NPW 2
Leptochloa dubia	Green Sprangletop, Texas Crowfoot	NPW 2 3 4 5 6 7 8 9 10	Taylor
Leptochloa fusca subsp. fascicularis subsp. uninervia	Malabar Sprangletop Bearded Sprangletop Mexican Sprangletop	NAW 2 3 4 6 7 8 9 10 NAW 2 3 4 6 7 8 9 10 NAW 2 3 4 6 7 10	Taylor Taylor not in my area	many branches w appressed Wheat-like spikelets
Leptochloa nealleyi	Nealley Sprangletop	NAW 2 6
Leptochloa panicea ssp. brachiata ssp. mucronata	Mucronate Sprangletop Red Sprangletop, Slendergrass	NAW 1 2 3 4 5 6 7 8 9 10 NAW 1 2 3 4 5 6 10 NAW 1 2 3 4 5 6 7 8 9 10	Taylor, etc. not in my area Taylor, etc.	fan of descending branch lengths twisting
Leptochloa panicoides	Amazon Sprangletop	NAW 5
Leptochloa virgata	Judd's Grass, Tropic Sprangletop	NPW 2 3 6 7	not in my area
Leptochloa viscida	Sticky Sprangletop	NAW 10	?

Poaceae, Chloridoideae, Eragrostideae - Tridens

Erioneuron avenaceum	Largeflowered Erioneuron, Shortleaf Woollygrass	NPW 4 7 10	not in my area
Erioneuron nealleyi	Nealley's Erioneuron	NPW 7 10	not in my area
Erioneuron pilosum	Hairy Woollygrass, Hairy Tridens	NPW 1 2 3 4 5 6 7 8 9 10	Taylor etc.

Tridens albescens	White Tridens	NPW 1 2 3 4 5 6 7 8 9 10	Taylor etc.	appressed spike, white
Tridens ambiguus	Pinebarren Tridens	NPW 1 2
Tridens buckleyanus	Buckley Tridens, Buckley's Fluffgrass	NPW 4 5 6 7 9	not in my area	sparse open panicle
Tridens congestus	Pink Tridens, Pink Fluffgrass	NPW 2 3 4 5 6
Tridens eragrostoides	Lovegrass Tridens	NPW 2 4 5 6 7 8 9 10	Taylor	airy open panicle, no rebranching
Tridens flavus var. chapmanii var. flavus	Purpletop Tridens Chapman Tridens Purpletop Tridens, Redtop	NPW 1 2 3 4 5 6 7 8 9 NPW 3 NPW 1 2 3 4 5 7 8	Jones, Brown, Callahan Jones	erect open panicle, large spikelets on long secondary branches
Tridens muticus var. elongatus var. muticus	Slim Tridens Slim Tridens, Rough Tridens Slim Tridens	NPW 1 2 3 4 5 6 7 8 9 10 NPW 3 4 5 7 8 9 NPW 3 4 5 6 7 8 10	Taylor, etc. Taylor, etc. not in my area	appressed spike appressed spike, long spikelets
Tridens strictus	Longspike Tridens	NPW 1 2 3 4 5 6 7	Brown	appressed spike, very small spikelets red/yellow, rhizomes
Tridens texanus	Texas Tridens	NPW 2 3 4 5 6 7	Brown	long branches

Poaceae, Chloridoideae, Eragrostideae - Miscellaneous

Allolepis texana

Soder

NPW 4 10

Blepharidachne bigelovii

Bigelow Desertgrass

NPW 7 10

not in my area

Calamovilfa gigantea

Big Sandreed, Giant Reedgrass

NPW 8 9 10

Dactyloctenium aegyptium

Durban Crowfootgrass, Egyptian Crowfootgrass, Egyptian Grass

IAW 1 2 3 4 5 6 7

not in my area

like Blue Grama x windmillgrass

Dasyochloa pulchella

Fluffgrass, Low Woollygrass

NPW 4 7 9 10

not in my area

short grass

Distichlis spicata

var. spicata

Greene Saltgrass

Saltgrass, Spicate Saltgrass

NPW 1 2 3 4 5 6 7 8 9 10

Runnels, Brown

like Buffalograss

Eleusine indica

Goosegrass, Yardgrass, Zacate Guacima

IAW 1 2 3 4 5 6 7 8

not in my area

very thick windmillgrass

Lycurus phleoides	Wolftail, Texas Timothy	NPW 2 4 6 7 9 10	not in my area	spike
Lycurus setosus	Bristly Wolfstail	NPW 4 9 10

Monanthochloe littoralis

Shoregrass, Dwarfstand Saltgrass, Keygrass

NPW 2 4 6

conifer-like leaves

Monroa squarrosa

False Bufalograss, Munro's Grass

NAW 1 4 7 8 9 10

not in my area

like Buffalograss

Redfieldia flexuosa

Blowout Grass

NPW 8 9

Scleropogon brevifolius

Burrograss

NPW 4 6 7 9 10

Taylor

long awns

Trichoneura elegans

Silveus Grass, Hairy‑nerve Grass

NAW 2 3 4 6 7

not in my area

Triplasis purpurea

Purple Sandgrass

NAW 1 2 3 4 5 6 7 8 9 10

Jones

panicle with few branches, short spike leaves

Tripogon spicatus

American Tripogon

NPW 7

Runnels

few wheat-like spikelets, short

Triraphis mollis

Purple Plumegrass

IPC 6

Uniola paniculata

Sea-oats, Beachgrass

NPW 2 4

Vaseyochloa multinervosa

Texasgrass

NPW 2 6

Poaceae, Chloridoideae, Pappophoreae - Pappusgrass

(was Arundinoideae, Pappophoreae)

Cottea pappophoroides

Cotta Grass

NPW 7 10

not in my area

Enneapogon desvauxii

Feather Pappusgrass, Spike Pappusgrass, Wright's Pappusgrass

NPW 7 8 9 10

Tom Green

spike

Pappophorum bicolor	Pink Pappusgrass, Two‑colored Pappusgrass	NPW 2 6 7 8 10	not in my area
Pappophorum vaginatum	Whiplash Pappusgrass, Mucronulate Pappusgrass	NPW 2 6 7 8 9 10	not in my area	tall spike

Poaceae, Danthonioideae, Danthonieae - Pampasgrass

(was Arundinoideae, Arundineae - Cortaderia)

(was Arundinoideae, Danthonieae - Danthonia, Schismus)

Cortaderia selloana

Pampasgrass, Uruguayan Pampasgrass

IPW 2 3 4 6

not in my area

Danthonia sericea	Downy Oatgrass	NPC 1	?
Danthonia spicata	Poverty Oatgrass, Poverty Donthonia	NPC 1 3 4 6 7	not in my area

Schismus barbatus

Common Mediterranean Grass

IAC 4 10

Poaceae, Ehrhartoideae, Ehrharteae - Veldgrass

Ehrharta calycina

Southern Veldgrass

IPC 3 4

Poaceae, Ehrhartoideae, Oryzeae - Miscellaneous

Leersia hexandra	Clubhead Cutgrass	NPW 1 2 3 4 6
Leersia lenticularis	Catchflygrass	NPW 1 2 3 4
Leersia monandra	Bunch Cutgrass	NPW 2 4 6
Leersia oryzoides	Rice Cutgrass	NPW 1 2 3 4 5 6 7 8 9 10	Tom Green	panicle, fuzzy spikelets
Leersia virginica	Whitegrass, Virginia Cutgrass	NPW 1 2 3 4 6

Luziola fluitans	Southern Watergrass	NPW 1
Luziola peruviana	Peruvian Watergrass	IPW 2

Oryza sativa

Rice

IAW 1 2 3 6

Zizania texana

Texas Wildrice

NPW 7

not in my area

Zizaniopsis miliacea

Marshmillet, Water Millet, Giant Cutgrass, Southern Wildrice

NPW 1 2 3 4 6 7

Tom Green

Poaceae, Panicoideae, Andropogoneae - Bluestem

Andropogon capillipes	Chalky Bluestem	NPW	?
Andropogon gerardii	Big Bluestem	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown
Andropogon glomeratus var. hirsutior var. pumilus	Bushy Bluestem, Bushy Beardgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown ? ?
Andropogon gyrans var. gyrans var. stenophyllus	Elliott's Bluestem, Elliott Beardgrass	NPW 1 2 3 NPW 1 3 ?
Andropogon hallii	Sand Bluestem	NPW 8 9	not in my area
Andropogon ternarius	Splitbeard Bluestem, Splitbeard Beardgrass, Silvery Beardgrass, Feather Bluestem	NPW 1 2 3 4 5 6
Andropogon virginicus	Broomsedge Bluestem, Yellowsedge Bluestem, Virginia Bluestem, Broomsedge	NPW 1 2 3 4 5 6 7	not in my area

Bothriochloa alta	Tall Bluestem	NPW 7 10	not in my area
Bothriochloa barbinodis	Cane Bluestem, Cane Beardgrass	NPW 1 2 3 4 5 6 7 8 9 10	Brown
Bothriochloa bladhii	Caucasian Bluestem, Australian Bluestem	IPW 2 3 6 9	not in my area	Old World
Bothriochloa edwardsiana	Edwards Plateau Beardgrass	NPW 7	not in my area
Bothriochloa exaristata	Awnless Bluestem	NPW 2
Bothriochloa hybrida	Hybrid Bluestem	NPW 2 3 4 5 6 7	not in my area
Bothriochloa ischaemum var. ischaemum var. songarica	Yellow Bluestem Yellow Bluestem King Ranch Bluestem, Yellow Bluestem	IPW 1 2 3 4 5 6 7 8 9 10 IPW 4 IPW 1 2 3 4 6 7 8 9	Brown not in my area	Old World
Bothriochloa laguroides subsp. torreyana	Silver Bluestem, Silver Beardgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, Brown
Bothriochloa longipaniculata	Longspike Beardgrass	NPW 1 2 3
Bothriochloa pertusa	Pitted Bluestem	IPW 2
Bothriochloa springfieldii	Springfield Bluestem	NPW 4 7 8 9 10	not in my area
Bothriochloa wrightii	Wright's Bluestem	NPW 10	?

Chrysopogon pauciflorus

Florida False Beardgrass

NAW 2

Dichanthium annulatum	Kleberg Bluestem	IPW 2 3 4 6 7	not in my area
Dichanthium aristatum	Angleton Bluestem	IPW 2 3 4 6
Dichanthium sericeum	Silky Bluestem	IPW 2 3 4 6 7	not in my area

Saccharum alopecuroides	Silver Plumegrass	NPW 1
Saccharum baldwinii	Narrow Plumegrass	NPW 1 2
Saccharum brevibarbe var. brevibarbe var. contortum	Shortbeard Plumegrass Shortbeard Plumegrass Shortbeard Plumegrass, Bentawn Plumegrass	NPW 1 2 6 NPW 1 NPW 1 3
Saccharum coarctatum	Compressed Plumegrass	NPW 1
Saccharum giganteum	Sugarcane Plumegrass	NPW 1 2 3 4
Saccharum officinarum	Sugarcane	IPW 1	?

Schizachyrium cirratum	Texas Bluestem, Texas Beardgrass	NPW 7 10	not in my area	scruffy stick
Schizachyrium littorale	Shore Little Bluestem	NPW 2 6
Schizachyrium sanguineum var. hirtiflorum	Crimson Bluestem	NPW 6 7 10	not in my area
Schizachyrium scoparium var. divergens var. scoparium	Little Bluestem Seacoast Bluestem, Seacoast Little Bluestem	NPW 1 2 3 4 5 6 7 8 9 10 NPW 1 2 3 4 NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc. Taylor, etc.	narrow fuzzy
Schizachyrium spadiceum	Honey Bluestem	NPW 7 10	not in my area
Schizachyrium tenerum	Slender Bluestem	NPW 1 2 3 4

Poaceae, Panicoideae, Andropogoneae - Corn

Zea mays

Corn

IAW 1 6

not in my area

Poaceae, Panicoideae, Andropogoneae - Sorghum

Sorghastrum elliottii	Slender Indiangrass, Long‑bristled Indiangrass	NPW 1 2 3 4 6 7 10	not in my area	loose clumps of hairy spikelets, long twisting awns
Sorghastrum nutans	Yellow Indiangrass, Indianreed	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Nolan, Brown, not in Floyd	large compressed spike, red to yellow, long twisting awns

Sorghum almum	Columbus Grass	IA 7	not in my area
Sorghum bicolor, Sorghum vulgare ssp. bicolor	Grain Sorghum, Sorghum, Milo	IAW 1 2 3 4 5 6 7 8 9 10	cultivated
Sorghum halepense	Johnsongrass	IPW 1 2 3 4 5 6 7 8 9 10	Shackelford, Callahan, Eastland, Brown
Sorghum sudanense	Sorghum Sudan Hybrid	IAW	Cultivated

Poaceae, Panicoideae, Andropogoneae - Miscellaneous

Arthraxon hispidus

Jointhead, Small Carpgrass

IAW

Coelorachis (Mnesithea) cylindrica	Cylinder Jointail Grass, Carolina Jointtail	NPW 1 2 3 4 5 6 7	Brown	thin appressed spike
Coelorachis (Mnesithea) rugosa	Wrinkled Jointtail Grass	NPW 1 2		thin appressed spike

Elionurus barbiculmis	Woolspike Balsamscale, bristlenode Balsamscale	NPW 7 10	not in my area	tall woolly spike
Elionurus tripsacoides	Pan American Balsamscale, Balsamscale	NPW 2 5 6 7 10	not in my area	narrow woolly spike

Eremochloa ophiuroides

Centipedegrass

IPW 1 3 4

Hackelochloa (Mnesithea) granularis

Pitscale Grass

IAW

spike

Hainardia (Rottboellia) cylindrica

Barbgrass

IA 2

thin spike with prickles

Hemarthria altissima

Limpograss

IPW 2 6 10

spike

Heteropogon contortus	Tanglehead, Barba Negra	NPW 2 4 6 7 10	not in my area	spike with long awns
Heteropogon melanocarpus	Sweet Tanglehead	IAW 2		spike with long awns

Imperata brevifolia	California Satintail, Congograss	NPW 2 7 10	not in my area	fuzzy spike
Imperata cylindrica	Congograss	IPW 2 3		pink fuzzy spike

Microstegium vimineum

Nepalese Browntop

IAW 1

stick of appressed spikelets

Rottboellia cochinchinensis

Itchgrass

IAW 2

thin appressed spike

Trachypogon spicatus

Spiked Crinkleawn

NPW 2 4 5 6

like bristlegrass but awns are fuzzy

Tripsacum dactyloides

Eastern Gamagrass

NPW 1 2 3 4 5 6 7 8 9 10

Taylor

cross between spranglegrass & Sideoats Grama

Poaceae, Panicoideae, Paniceae - Barnyardgrass

Echinochloa colona	Jungle Rice	IAW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown	panicle, thick spikelets, short brances
Echinochloa crus-galli	Barnyardgrass	IAW 1 2 3 4 5 6 7 8 9 10	Taylor, Nolan, Brown, Lubbock, not in Floyd	panicle, thick spikelets
Echinochloa crus‑pavonis var. crus‑pavonis var. macera	Gulf Cockspur Grass	NAW 1 2 3 4 5 6 7 8 9 10 NA NAW 2 3 4 5 6 7 8 9 10	not in my area ? not in my area	large fluffy panicle, thick spikelets, long awns no awns
Echinochloa frumentacea	Billion-dollar Grass	IA	?	panicle of thick spikelets
Echinochloa muricata var. microstachya var. muricata	Rough Barnyardgrass	NAW 1 2 3 4 5 7 8 9 10 NAW 3 4 8 9 NAW 3 5	Taylor	fan, thick spikelets, fuzzy
Echinochloa polystachya	Creeping Rivergrass	NPW 2		loose appressed spike
Echinochloa walteri	Coast Cocksper Grass, Water Millet	NAW 1 2 3 4 6 7 9	not in my area	fuzzy open fan

Poaceae, Panicoideae, Paniceae - Bristlegrass

Setaria adhaerans	Burr Bristlegrass, Tropical Barbed Bristlegrass	IAC 3 4 5 6 7 10	Callahan, Runnels	dense spike cone, burred bristles
Setaria corrugata	Coastal Bristlegrass	NPW 1 2		dense spike cylinder, long bristles
Setaria grisebachii	Grisebach Bristlegrass	NAW 6 7 10	not in my area	spike cone, few spikelets, clumped on short branches, long bristles
Setaria italica	Foxtail Bristlegrass, Italian Millet	IAW 1 2 3 4 5 6 7 8 9	Coke	long dense spike cylinder, drooping, wide leaves
Setaria leucopila	Streambead Bristlegrass, Plains Bristlegrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown	spike cylinder
Setaria macrostachya	Long-spike Bristlegrass	NPW 2 4 5 6 7 9 10	Brown	very long spike cylinder
Setaria magna	Giant Bristlegrass, Giant Foxtail Grass	NAW 2		big spike cylinder, long bristles
Setaria parviflora	Knotroot Bristlegrass, Marsh Bristlegrass	NPW 1 2 3 4 5 6 7 8 9 10	not in my area	spike cone or fat cylinder, long bristles, green to golden
Setaria pumila ssp. pumila	Yellow Bristlegrass, Yellow Foxtail	IAW 1 2 3 4 5 6 7 8 9 10	Coleman, Brown	spike cylinder, green to yellow spikelets, long red to yellow bristles
Setaria reverchonii subsp. firmula subsp. ramiseta subsp. reverchonii	Reverchon Bristlegrass Knotgrass Reverchon Bristlegrass	NPW 1 2 3 4 5 6 7 8 9 10 NPW 2 6 NPW 5 6 7 NPW 4 5	Taylor, etc. not in my area Brown	spike, appressed dots along stem, very short bristles from pedicel
Setaria scheelei	Southwestern Bristlegrass, Scheele's Bristlegrass	NPW 1 2 3 4 5 6 7 8 9 10	Brown	loose spike, long bristles
Setaria texana	Texas Bristlegrass	NPW 2 5 6 7 9 10	not in my area	?
Setaria verticillata	Hooked Bristlegrass, Burr Bristlegrass, Foxtail Grass	IAW 2 3 4 5 6 7 10	Brown	looks like Setaria adhaerans
Setaria villosissima	Hairyleaf Bristlegrass	NPW 1 3 7 10	not in my area	loose spike cone, twisting long bristles
Setaria viridis var. major var. viridis	Green Bristlegrass, Green Foxtail Grass	IAW 1 2 3 4 5 6 7 8 9 10	Taylor ? ?	long spike cylinder, long bristles, drooping, green
Setaria vulpiseta	Plains Bristlegrass	NPW	?	like Setaria macrostachya

Poaceae, Panicoideae, Paniceae - Crabgrass

Digitaria arenicola	Sand Crabgrass, Sand Witchgrass	NPW 2
Digitaria bicornis	Asian Crabgrass, Tropical Crabgrass	IAW 1 2 3 4 6
Digitaria californica	Arizona Cottontop, California Cottontop	NPW 2 3 4 5 6 7 8 9 10	Taylor, Callahan, Brown	stick with white fluff
Digitaria ciliaris	Southern Crabgrass	NAW 1 2 3 4 5 6 7 8 9 10	Taylor	branches appear whirled but just close nodes
Digitaria cognata	Fall Witchgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Callahan, Eastland, Brown	Round open panicle with one spikelet at ends of crinkly branchlets, short leaves
Digitaria filiformis	Slender Crabgrass, Slender Fingergrass	NPW 1 2 3 4 6		2-4 branches, upright
Digitaria hitchcockii	Shortleaf Crabgrass, Shortleaf Cottontop	NPW 6 7 10	not in my area	spike, appressed branches
Digitaria insularis	Sourgrass	NPW 2 3 4 5 6 7 10	not in my area	fuzzy tuft
Digitaria ischaemum	Smooth Crabgrass	IAW 1 2 3		3 branches
Digitaria milanjiana	Madagascar Crabgrass	IP 4		fuzzy spikes
Digitaria patens	Texas Cottontop	NPW 2 6 7 10	not in my area	fan, branches curve upward, fuzzy spikelets
Digitaria pubiflora	Carolina Crabgrass	NPW 2 3 4 5 6 7 8 9 10	Taylor, Nolan, Runnels, Coleman	?
Digitaria sanguinalis	Hairy Crabgrass	IAW 1 2 3 4 5 6 7 8 9 10	Taylor, Callahan	4 or more branches, semi-upright
Digitaria texana	Texas Crabgrass, Texas Fingergrass, Dune Crabgrass	NPW 1 2 6		upright branches with fuzzy spikelets
Digitaria velutina	Velvet Crabgrass	IA	?	?
Digitaria villosa	Shaggy Crabgrass	NPW 1 2 3		widespaced branches, widespaced spikelets
Digitaria violescens	Violet Crabgrass	IAW 1 2 3 4 5		5 narrow branches, close nodes

Poaceae, Panicoideae, Paniceae - Cupgrass

Eriochloa acuminata var. acuminata var. minor	Tapertip Cupgrass Southwestern Cupgrass Small Tapertip Cupgrass, Plains Cupgrass	NAW 1 2 4 5 7 9 10 NAW 1 2 9 NAW 10	Brown
Eriochloa contracta	Prairie Cupgrass	NAW 1 2 3 4 5 6 7 8 9	Nolan, Jones, Callahan, Eastland, Brown
Eriochloa polystachya	Caribbean Cupgrass, Caribgrass	IPW 2	?
Eriochloa pseudoacrotricha	Perennial Cupgrass, Vernal Cupgrass	IPW 2
Eriochloa punctata	Louisiana Cupgrass, Everlasting‑grass	NPW 2 3 4 6
Eriochloa sericea	Texas Cupgrass, Silky Cupgrass	NPW 2 3 4 5 6 7 8 9	Taylor, Callahan, Runnels, Brown, Shackelford

Poaceae, Panicoideae, Paniceae - Dallisgrass

Paspalum acuminatum	Brook Paspalum	NPW 1 2 3 5 6		3 branches, dense spikelets
Paspalum almum	Combs Paspalum	NPW 1 2 6		2 branches, dense spikelets
Paspalum bifidum	Pitchfork Paspalum	NPW 1 2 3		2 branches, sparse spikelets
Paspalum boscianum	Bull Paspalum	NPW 1 2		multi branches, dense spikelets
Paspalum conjugatum	Sour Paspalum	NPW 2 6		2 long branches, dense spikelets
Paspalum conspersum	Scattered Paspalum	IP 2		?
Paspalum convexum	Mexican Paspalum, Latin American Crowngrass	NPW 1
Paspalum denticulatum	Longtom, Fall Panicgrass	NP 1 2 5 6 7	Brown	7 branches fan, declining lengths, dense spikelets
Paspalum dilatatum	Dallisgrass, Paspalum Grass	IPW 1 2 3 4 5 6 7 9 10	Taylor	3-5 branches, dense spikelets
Paspalum dissectum	Mudbank Paspalum	NPW 1 2 3 4		4 branches, dense spikelets
Paspalum distichum	Knotgrass, Jointgrass, Ft. Thompsongrass	NPW 1 3 4 5 6 7 8 9 10	Taylor	2 branches from same node, short leaves
Paspalum floridanum	Florida Paspalum, Big Florida Paspalum, Big Paspalum	NPW 1 2 3 4 5	not in my area	1-5 branches, short leaves
Paspalum fluitans	Water Paspalum, Horsetail Paspalum	NAW 1 2 3		plume, 1 branch from each leaf node, nodes very close together
Paspalum hartwegianum	Hartweg Paspalum	NPW 2 6		multi branches, hairy spikelets
Paspalum hydrophilum	water paspalum	IP 2		3 branches, dense spikelets
Paspalum laeve	Round-seed Paspalum, Field Paspalum, Smooth Paspalum	NPW 1 2 3 6		1-5 branches, dense spikelets
Paspalum langei	Rustyseed Paspalum, Lange's Paspalum	NPW 1 2 3 4 6 8		multi branches, dense spikelets
Paspalum malacophyllum	Ribbed Paspalum	IPW 3 4 6 7	not in my area
Paspalum minus	Mat Paspalum, Matted Paspalum	NPW 1 2 4 6 7	not in my area	2 branches, dense spikelets
Paspalum monostachyum	Gulfdune Paspalum, Single‑spike Paspalum	NPW 1 2 4 6		1 branch ?
Paspalum notatum var. latiflorum var. notatum var. saurae	Bahiagrass	IPW 1 2 3 4 5 6 7 10 IP NP IP	not in my area	2 branches, dense spikelets
Paspalum plicatulum	Brownseed Paspalum, Plaited Paspalum	NPW 1 2 3 4 6 7	not in my area	3-5 branches, dense spikelets
Paspalum praecox	Early Paspalum	NPW 1 2 3		3-5 branches, dense spikelets
Paspalum pubiflorum	Hairyseed Paspalum, Smoothseed Paspalum, Hairyflowered Paspalum	NPW 1 2 3 4 5 6 7 8 10	Taylor	3-5 thick branches, dense hairy spikelets
Paspalum scrobiculatum	India Paspalum, Kodomillet	IPW 3		?
Paspalum setaceum	Tall Paspalum, Fringeleaf Paspalum	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, Brown	1-3 branches, dense spikelets
Paspalum unispicatum	Onespike Paspalum	NPW 6 7	not in my area	1 long branch, dense spikelets
Paspalum urvillei	Vasey's Grass	IPW 1 2 3 4 5 7	not in my area	multi appressed branches
Paspalum vaginatum	Seashore Paspalum	NP 2 3 4 5 6 9		2 branches from same node
Paspalum virgatum	Talquezal	NP 2		multi branches, dense spikelets
Paspalum wrightii	Wright's paspalum	NP		?

Poaceae, Panicoideae, Paniceae - Fountaingrass

Pennisetum advena	Foreign Fountaingrass	NA/P	?
Pennisetum ciliare	Buffelgrass	IPW 2 3 4 6 7 10	not in my area	red pointed cattail
Pennisetum glaucum	Pearl Millet	IAW 1 2 3 6 8 9	not in my area
Pennisetum macrourum	African Feathergrass	IP	?
Pennisetum nervosum	Bentspike Pennisetum	IPW 2 3 6
Pennisetum orientale	Laurisagrass	IPW 2 3	?
Pennisetum purpureum	Napiergrass, Elephantgrass	IPW 2 3 6
Pennisetum villosum	Feathertop Pennisetum	IPW 2 3 4 6 7 10	Tom Green	like bristlgrass

Poaceae, Panicoideae, Paniceae - Panicgrass, Witchgrass

Panicum alatum var. minus	Winged Panicgrass	NA/P	?
Panicum amarum var. amarulum var. amarum	Bitter Panicgrass	NPW 2 4 NPW 2 NP
Panicum anceps	Beaked Panicgrass	NPW 1 2 3 4 5 6
Panicum antidotale	Blue Panicum	IPW 2 3 4 5 6 7 9 10	Tom Green	big panicle, tall grass
Panicum bergii	Berg's Panicgrass	IPW 2 3 4 9		no photos
Panicum brachyanthum	Prairie Panicgrass, Pimple Panicum	NPW 1 2 3 4 6
Panicum bulbosum	Bulb Panicum	NPW 2 4 6 7 10	not in my area	panicle, very narrow leaves
Panicum capillare	Witchgrass, Common Witchgrass	NAW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	large round head with single spikelets
Panicum capillarioides	Southern Witchgrass, Slender Panicgrass	NPW 2 4 5 6		long spikelet
Panicum coloratum	Kleingrass	IPW 1 3 4 5 6 7 8 9	cultivated but not in Taylor?	panicle
Panicum dichotomiflorum var. dichotomiflorum	Fall Panicgrass, Spreading Witchgrass	NAW 1 2 3 4 5 6 7 8 9	Jones, Brown	panicle, rebranches has multi spikelets
Panicum diffusum	West Indian Panicgrass, Spreading Panicum	NPW 2 3 4 5 6 7 8	Taylor	no photos
Panicum flexile	Wiry Witchgrass, Wiry Panicgrass	NAW 1
Panicum ghiesbreghtii	Ghiesbreght Panicgrass	NPW 2 6
Panicum hallii var. filipes var. hallii	Hall's Panicgrass Filly Panicgrass Hall's Panicgrass	NPW 1 2 3 4 5 6 7 8 9 10 NPW 2 4 6 NPW 7	Taylor, Coleman, Brown	open panicle, narrow leaves twist
Panicum havardii	Harvard Panicgrass	NPW 9 10
Panicum hemitomon	Maidencane, Simpson's Grass	NPW 1 2 3 4
Panicum hillmanii	Hillman Panicgrass	NAW 8 9		no photos
Panicum hirsutum	Hairy Panicgrass	NPW 2 6
Panicum hirticaule var. hirticaule	Mexican Panicgrass, Roughstack Witchgrass	NAW 4 5 7 8 9 10	not in my area	fuzzy plume
Panicum miliaceum var. miliaceum	Broomcorn Millet, Proso	IAW 3 4 6 7	not in my area	big plume, like milo
Panicum obtusum	Vine Mesquite, Grapevine‑mesquite, Wiregrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	round spikelets appressed on culm
Panicum philadelphium	Philadelphia Panicgrass, Wood Witchgrass	NAW 5 9		no photos
Panicum repens	Torpedograss	IPW 1 2
Panicum rigidulum var. pubescens var. rigidulum	Redtop Panicgrass, Redtop Panicum	NPW 1 2 3 4 5 6 7 NPW 1 4 NPW 1 2 3 4 6 7	not in my area not in my area	appressed spike
Panicum tenerum	Bluejoint Panicgrass	NPW 1 2
Panicum trichoides	Tropical Panicgrass	NAW 2 4
Panicum verrucosum	Warty Panicgrass	NAW 1 2 3 6	not in my area	witchgrass, spikelests are covered in bumps
Panicum virgatum var. virgatum	Switchgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, Brown	big panicle, open spikelets

Paspalidium geminatum

var. geminatum

var. paludivagum

Egyptian Panicgrass, Egyptian Paspalidium

IPW 1 2 3 5 6 7

IPW 3 4

not in my area

branches appressed to culm

Phanopyrum (Panicum) gymnocarpon

Savannah Panicgrass

NPW 1 2 3 6

Steinchisma (Panicum) hians

Gaping Grass

NPW 1 2 3 4 5 6 7

not in my area

open spikelets

Poaceae, Panicoideae, Paniceae - Rosettegrass

Dichanthelium aciculare	Needle-leaf Rosettegrass	NPC 1 2 3 4 6	Van Zandt, not Smith
Dichanthelium acuminatum var. acuminatum var. fasciculatum var. lindheimeri var. thurowii	Tapered Rosettegrass Woolly Rosettegrass Western Panicgrass Lindheimer Panicgrass Thurow's Panicgrass	NPC 1 2 3 4 5 6 7 8 9 10 NPC 3 4 7 NPC 5 9 NPC 5 9 NPC	Taylor, Brown, Van Zandt, Smith	upright to reclined red culms
Dichanthelium boscii	Bosc's Rosettegrass	NPC 1 3 6
Dichanthelium clandestinum	Deertongue Rosettegrass	NPC 1 3
Dichanthelium commutatum	Variable Rosettegrass	NPC 1 2 3 4
Dichanthelium consanguineum	Blood Panicgrass, Kunth's Rosettegrass	NPC 1 2
Dichanthelium depauperatum	Starved Rosettegrass, Starved Panicgrass	NPC 1 2 3 4 6
Dichanthelium dichotomum var. dichotomum var. ensifolium var. tenue	Cypress Panicgrass	NPC 1 2 3 4 5 6 7 NPC 1 2 3 4 NPC 1 3 NPC	not in my area
Dichanthelium latifolium	Broadleaf Rosettegrass	NPC 1
Dichanthelium laxiflorum	Openflower Rosettegrass	NPC 1 2 3 4 5 6	Smith, Van Zandt
Dichanthelium leucothrix	Rough Panicgrass	NPC	?
Dichanthelium linearifolium	Slimleaf Rosettegrass, Slimleaf Panicgrass	NPC 1 2 3 4 5 6 7	Smith, not in my area
Dichanthelium longiligulatum	Coastal Plain Panicgrass	NPC	?
Dichanthelium malacophyllum	Softleaf Rosettegrass	NPC 1 2 3 4 5
Dichanthelium nodatum	Sarita Rosettegrass	NPC 2 4 5 6
Dichanthelium oligosanthes var. oligosanthes var. scribnerianum	Heller's Rosettegrass Heller's Rosettegrass Scribner's Rosettegrass	NPC 1 2 3 4 5 6 7 8 9 10 NPC 1 2 3 4 6 NPC 2 3 4 5 7 8 9	Taylor, Callahan, Brown, Van Zandt, Smith
Dichanthelium ovale var. addisonii var. ovale	Eggleaf Rosettegrass Addison's Rosettegrass Eggleaf Rosettegrass	NPC 1 2 4 NPC 2 NPC 1
Dichanthelium pedicellatum	Cedar Rosettegrass	NPC 4 5 6 7 10	not in my area
Dichanthelium ravenelii	Ravenel's Rosettegrass	NPC 1 2 3 6	Smith, Van Zandt
Dichanthelium sabulorum var. patulum var. thinium	Hemlock Rosettegrass	NP 1 3 4
Dichanthelium scabriusculum	Woolly Rosettegrass, Swamp Rosettegrass	NPC 1 2 3 4
Dichanthelium scoparium	Velvet Rosettegrass	NPC 1 2 3 4 6
Dichanthelium sphaerocarpon var. isophyllum var. sphaerocarpon	Roundseed Rosettegrass Leafy Rosettegrass Roundseed Rosettegrass	NPC 1 2 3 4 5 6 7 10 NPC 1 2 NPC 1 2 3 4	Taylor, Van Zandt, Smith not in my area not in my area	long hairs on leaf margin near base
Dichanthelium spretum	Eaton's Rosettegrass	NP 1
Dichanthelium strigosum var. leucoblepharis var. strigosum	Roughhair Rosettegrass	NPC 1 3 4 NPC 1 3 4 NPC
Dichanthelium villosissimum var. praecocius var. villosissimum	Whitehair Rosettegrass	NP	?
Dichanthelium wrightianum	Wright's Rosettegrass	NP	?

Poaceae, Panicoideae, Paniceae - Sandbur

Cenchrus brownii	Slilmbristle Sandbur, Green Sandbur	NAW 6	?
Cenchrus echinatus	Southern Sandbur, Hedge‑hog Grass	NAW 1 2 3 4 5 6 7	not in my area
Cenchrus longispinus	Longspine Sandbur, Mat Sandbur	NAW 2 3 4 5 6 7 10	not in my area
Cenchrus myosuroides	Big Sandbur, Big Sandbur, Cadillo	NPW 2 6 7 10	not in my area
Cenchrus setiger	Birdwood Grass	IP 2 3 4
Cenchrus spinifex	Grassbur, Common Sandbur, Coastal Sandbur	NPW 1 2 3 4 5 6 7 8 9 10	Taylor, etc.	sharp sticker

Poaceae, Panicoideae, Paniceae - Signalgrass

(Brachiaria sometimes included in Urochloa)

Brachiaria eruciformis

Sweet Signalgrass

IAW 7

not in my area

Urochloa arizonica	Arizona Signalgrass	NAW 4 6 10
Urochloa brizantha	Palisade Grass	IPW 5 6 7	Runnels	large droopy spikelets
Urochloa ciliatissima	Fringed Signalgrass	NPW 1 2 3 4 5 6 7 8 9 10	Taylor	fuzzy spikelets
Urochloa fuscata	Browntop Signalgrass, Fieldgrass, Browntop	NAW 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, not Floyd	small, upright branches. round spikelets
Urochloa maxima	Guineagrass	IPW 2 4 6
Urochloa mosambicensis	Mosambic Signalgrass, African Liverseed Grass	IPW 2 4 6 7	not in my area
Urochloa mutica	Para Grass	IPW 2 3 6
Urochloa panicoides	Panic Liverseed Grass	IAW 2
Urochloa plantaginea	Plantain Signalgrass	IAW 2
Urochloa platyphylla	Broadleaf Signalgrass	NAW 1 2 3 4 5 6
Urochloa ramosa	Dixie Signalgrass, Browntop Millett	IAW 2 3 4
Urochloa reptans	Sprawling Signalgrass	IAW 1 2 3 4 6 7	not in my area
Urochloa texana	Texas Signalgrass, Texas Millet, Colorado Grass	NAW 1 2 3 4 5 6 7 8 9	Taylor, Jones, Eastland, not Floyd

Poaceae, Panicoideae, Paniceae - Miscellaneous

(Anthaenantia is sometimes spelled Anthenantia)

Anthaenantia rufa	Purple Silkyscale	NPW 1 2 3 4
Anthaenantia villosa	Green Silkyscale	NPW 1 2 3 4

Axonopus compressus	Broadleaf Carpetgrass	NPW 1 2 3 4 6
Axonopus fissifolius	Common Carpetgrass	NPW 1 2 3 4 6 7	not in my area
Axonopus furcatus	BIG Carpetgrass, flat crabgrass	NPW 1 2 3 4 6

Melinis repens

Rose Natal Grass

IPW 2 3 5 6

Oplismenus hirtellus

Bristle Basketgrass

IPW 1 2 3 4 6 7

not in my area

Sacciolepis indica	Glenwoodgrass	IPW 1
Sacciolepis striata	American Cupscale	NPW 1 2 3 4 6

Stenotaphrum secundatum

St. Augustine Grass

IPW 2 3 4 6 7

Poaceae, Pooideae, Aveneae - Oats

Avena fatua	Wild Oat	IAC 1 2 3 4 5 6 7 8 9 10	Brown
Avena sativa	Oat, Cultivated Oat, Common Oats	IAC 1 2 3 4 5 6 7 10	Callahan, Brown

Poaceae, Pooideae, Aveneae - Miscellaneous

Agrostis avenacea	Pacific Bentgrass	IP 10
Agrostis elliottiana	Elliot's Bentgrass, Annual Ticklegrass	NAC 1 2 3 4 5 7	not in my area
Agrostis exarata	Spike Bentgrass	NPC 10
Agrostis gigantea	Redtop, Black Bent	IP	?
Agrostis hyemalis	Winter Bentgrass, Fly‑away Grass, Ticklegrass, Spring Bentgrass	NPC 1 2 3 4 5 6 7 8 10	not in my area
Agrostis perennans	Autumn Bentgrass, Perennial Bentgrass	NPC 1 2 3
Agrostis scabra	Rough Bentgrass	NP	?
Agrostis stolonifera	Creeping Bentgrass	IPC 1 5 8 9 10	not in my area

Aira caryophyllea

Annual Hairgrass

IAC 1 3 6

Alopecurus carolinianus

Carolina Foxtail

NAC 1 2 3 4 5 6 7

Callahan

like green bristlegrass

Alopecurus geniculatus

var. geniculatus

Water Foxtail

Alopecurus myosuroides

Mouse Foxtail, Slimspike Foxtail

IAC 1 2

Anthoxanthum aristatum

Small Sweet Vernalgrass, Annual Vernalgrass

NAC

Anthoxanthum odoratum

ssp. odoratum

Sweet Vernalgrass

NPC 1

Cinna arundinacea

Stout Woodreed, Wood Reedgrass, Sweet Woodreed

NPC 1 8

not in my area

Gastridium phleoides

Nitgrass

IAC 10

Holcus lanatus

Common Velvetgrass

IPC 1 3 4 7 10

not in my area

Koeleria macrantha

Junegrass, Prairie Junegrass

NPC 3 4 5 6 7 8 10

not in my area

Limnodea arkansana

Ozarkgrass

NAC 1 2 3 4 5 6 7 8 9

Taylor, Brown

single branches, scruffy awns, narrow leaves

Phalaris angusta	Timothy Canarygrass	NAC 1 2 3 7 10	not in my area	spike
Phalaris aquatica	Bulbous Canarygrass, Hardinggrass	IPC 4
Phalaris brachystachys	Shortspike Canarygrass	IAC 6
Phalaris canariensis	Annual Canarygrass	IAC 1 2 3 4 6 7 9	not in my area	Fat cone shaped spike
Phalaris caroliniana	Carolina Canarygrass, Southern Canarygrass	NAC 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, Runnels	long to cone shaped prickly spike
Phalaris minor	Littleseed Canarygrass	IAC 6

Phleum pratense

Timothy

IPC 3 7 9

not in my area

spike

Polypogon elongatus	Streambank Rabbitsfoot Grass, Southern Beardgrass	NPC 7 10	not in my area
Polypogon interruptus	Ditch Rabbitsfoot Grass, Ditch Beardgrass	IPC 7 10	not in my area
Polypogon monspeliensis	Annual Rabbitsfoot Grass, Rabbitfoot Polypogon, Annual Beardgrass, Rabbitfoot‑grass	IAC 1 2 3 4 5 6 7 8 9 10	Taylor, Runnels, Brown	white, like bristlegrass, awns not bristles
Polypogon viridis	Beardless Rabbitsfoot Grass, Water Bentgrass	IPC 3 4 5 6 7 8 9 10	Taylor	spike, clumps of "V" spikelets, no awns

Rostraria cristata

Mediterranean Hairgrass, Annual Junegrass

IAC 2 3

Sphenopholis filiformis	Longleaf Wedgescale	NPC 1 2
Sphenopholis interrupta	Slinder Wedgescale, Prairie Wedgescale	IAC 1 2 3 4 8 10	not in my area	no photos
Sphenopholis longiflora	Texas Wedgescale, Bayou Wedgescale	NAC 2 3
Sphenopholis nitida	Shiny Wedgescale	NPW 1
Sphenopholis obtusata	Prairie Wedgescale	NAC 1 2 3 4 5 6 7 8 9 10	Taylor, Brown	scruffy long fan or spike of clumped branches, no awns

Poaceae, Pooideae, Brachypodieae - False Brome

Brachyelytrum erectum

Southern Shorthusk

NPC 1

Brachypodium distachyon

Purple False Brome

IAC 5

Poaceae, Pooideae, Bromeae - Brome

Bromus anomalus	Nodding Brome, Anomalous Brome	NPC 6 7 10	not in my area
Bromus arizonicus	Arizona Brome	NPC 10
Bromus arvensis	Field Brome	IAC 1 2 3 4 5 6 7 8 9 10	Taylor, Callahan, Eastland, Brown
Bromus catharticus	Rescuegrass, Rescue Brome, Schraders‑grass	IAC 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, Callahan, Brown
Bromus ciliatus var. richardsonii	Fringed Brome	NPC 7 10	not in my area
Bromus diandrus ssp. rigidus	Ripgut Brome, Ripgut Grass	IAC 1 3 4 5 7	not in my area	long spikelets
Bromus hordeaceus ssp. divaricatus ssp. hordeaceus	Soft Brome, Soft Chess	IAC 1 3 4 6 7 ? IAC 1 3 4 5	not in my area
Bromus inermis ssp. inermis	Smooth Brome, Bromo	IPC 1 3 9
Bromus lanatipes	Wooly Brome	NPC 7 9 10	not in my area
Bromus lanceolatus	Mediterranean Brome	IAC 3 4
Bromus nottowayanus	Nottoway Valley Brome	NP	?
Bromus polyanthus var. polyanthus	Great Basin Brome	NP 1 7 10	not in my area
Bromus porteri	Porter Brome	NPC 10	?	clusters at end of long twisting branches
Bromus pubescens	Hairy Woodland Brome, Canada Brome	NPC 1 3 4 5 6 7	not in my area
Bromus racemosus	Bald Brome	IAC 1 3 2 4 5 7	not in my area
Bromus rubens	Red Brome, Foxtail Brome	IAC 7 10	not in my area	long spikelets
Bromus secalinus var. secalinus	Rye Brome	IAC 1 2 3 4 5 6 7 8 9 10	not in my area
Bromus sterilis	Poverty Brome, Sterile Brome	IAC 7	not in my area	long spikelets
Bromus tectorum	Junegrass, Cheatgrass Brome, Downy Brome	IAC 1 3 4 5 6 7 8 9 10	not in my area	long spikelets
Bromus texensis	Texas Brome	NPC 2 6 7	not in my area

Poaceae, Pooideae, Diarrheneae - Miscellaneous

Diarrhena obovata

American Beakgrain

NPC 1

Poaceae, Pooideae, Hainardieae - Miscellaneous

Hainardia cylindrica

Barbgrass, Thintail

IAC 2

Parapholis incurva

Cruved Sicklegrass

IAC 2

Poaceae, Pooideae, Meliceae - Miscellaneous

Glyceria arkansana	Arkansas Mannagrass	NP 2 3
Glyceria septentrionalis	Floating Mannagrass	NPC 1 3
Glyceria striata	Fowl Mannagrass, Nerved Mannagrass	NPC 3 4 6 7 10	not in my area

Melica bulbosa	Oniongrass	NPC 7 10	not in my area
Melica montezumae	Montezuma Melicgrass	NPC 7 10	not in my area
Melica mutica	Twoflower Melicgrass, Narrow Melic	NPC 1 2 3 4 5 6 7 8 9	not in my area
Melica nitens	Threeflower Melicgrass, Tall Melic	NPC 3 4 5 6 7 8 9 10	Taylor
Melica porteri var. laxa var. porteri	Porter's Melicgrass	NPC 6 10	not in my area	like Sideoats Grama

Poaceae, Pooideae, Poeae - Bluegrass & Ryegrass

Briza minor

Little Quakinggrass

IAC 1 2 3 4

Dactylis glomerata

ssp. glomerata

Orchardgrass

IPC 1 2 3 4 9

Desmazeria rigida

Ferngrass, Stiffgrass

IAC 2 3 4

Festuca arizonica	Arizona Fescue, Canuela Borreguera	NPC 10
Festuca (Schedonorus) arundinacea	Tall Fescue	IPC 1 3 4 5 7 8 9 10	not in my area
Festuca ligulata	Guadalupe Fescue	NPC 7 10	not in my area
Festuca paradoxa	Clustered Fescue	NPC 1 3
Festuca rubra ssp. rubra	Red Fescue	NPC 4 5 10
Festuca subverticillata	Nodding Fescue	NPC 1 3 4
Festuca versuta	Texas Fescue	NPC 4 6 7	not in my area

Lamarckia aurea

Goldentop Grass

IAC 6

Lolium perenne

ssp. multiflorum

ssp. perenne

Ryegrass, Perennial Ryegrass, English Ryegrass

IPC 1 2 3 4 5 6 7 9 10

IPC 9

Brown

Lolium rigidum

Wimmera Ryegrass

Lolium temulentum

var. temulentum

Darnel Ryegrass

Darnel Ryegrass, Poison Darnel

IAC 1 2 3 4 5 6 7 8

not in my area

Poa annua	Annual Bluegrass, Low Speargrass, Dwarf Meadowgrass	IAC 1 2 3 4 5 6 7 8 9 10	Brown
Poa arachnifera	Texas Bluegrass	NPC 1 3 4 5 6 7 8 9 10	Taylor, Eastland, Brown
Poa arida	Plains Bluegrass	NPC 1 2 8 9 10	not in my area
Poa autumnalis	Autumn Bluegrass, Flexuous Speargrass	NPC 1 2 3
Poa bigelovii	Bigelow Bluegrass	NAC 4 6 7 10	not in my area
Poa bulbosa	Bulbous Bluegrass	IPC 5	?
Poa chapmaniana	Chapmann Bluegrass	NAC 1 3 4 5
Poa compressa	Canada Bluegrass	IPC 5 6 8 9 10
Poa fendleriana ssp. fendleriana	Muttongrass, Mutton Bluegrass, Fendler Bluegrass	NPC 4 10
Poa nemoralis ssp. interior	Wood Bluegrass Inland Bluegrass	NP	?
Poa occidentalis	New Mexico Bluegrass	NPC 10	?
Poa pratensis ssp. pratensis	Kentucky Bluegrass, Junegrass	N/IPC 1 3 4 5 7 9 10	not in my area
Poa strictiramea	Big Bend Bluegrass, Chisos Bluegrass	NPC 7 10	not in my area
Poa sylvestris	Woodland Bluegrass, Sylvan Speargrass	NPC 1 2 3 4 6 7	not in my area
Poa trivialis	Rough Bluegrass	IPC 4

Sclerochloa dura

Common Hardgrass

IAC 1 4 6 7

not in my area

Vulpia bromoides	Brome Sixweeksgrass, Brome Fescue	IAC 1 3 4
Vulpia elliotea	Squirrel Sixweeksgrass, Squirreltail Fescue	NAC 1 3 4 5 6 7	not in my area
Vulpia myuros	Rattail Sixweeksgrass, Rattail Fescue	IAC 1 3 4 6 7 9	not in my area
Vulpia octoflora var. glauca var. hirtella var. octoflora	Sixweeksgrass, Sixweeks Fescue Hair Sixweeksgrass Common Sixweeksgrass	NAP 1 2 3 4 5 6 7 8 9 10 NAC 7 NAP 1 2 3 4 5 7 8 9 10 NAC 1 2 3 4 5 7 8 9	Taylor, Brown not in my area ? not in my area

Poaceae, Pooideae, Stipeae - Needlegrass

Achnatherum aridum	Mormon Needlegrass, Desert Needlegrass	NPW 10
Achnatherum clandestinum	Mexican Ricegrass	IPW 7	not in my area
Achnatherum curvifolium	Guadalupe Ricegrass,Guadalupe Needlegrass	NPC 10
Achnatherum eminens	Southwestern Needlegrass, Tall Needlegrass	NPC 4 7 10	not in my area
Achnatherum hymenoides	Indian Ricegrass	NPC 4 6 9 10
Achnatherum lobatum	Littleawn Needlegrass, Lobate Needlegrass	NPC 4 7 10
Achnatherum nelsonii ssp. dorei	Columbia Needlegrass	NPC 7	not in my area
Achnatherum perplexum	New Mexico Needlegrass	NPC 10
Achnatherum robustum	Sleepygrass	NPC 10	?
Achnatherum scribneri	Scribner Needlegrass	NPC	?

Hesperostipa comata

ssp. comata

ssp. intermedia

Needle-and-Thread

Intermediate Needle-and-Thread

NPW 3 6 8 9 10

not in my area

Hesperostipa neomexicana

New Mexico Feathergrass, New Mexico Needlegrass

NPW 4 6 7 8 9 10

not in my area

Nassella leucotricha	Texas Wintergrass, Texas Needlegrass, Speargrass	NPC 1 2 3 4 5 6 7 8 9 10	Taylor, Jones, Callahan, Runnels, Brown	like awn grass
Nassella tenuissima	Finestem Needlegrass, Wiry speargrass, Wiry Needlegrass	NPW 7 10	not in my area

Piptatherum micranthum

Littleseed Ricegrass

NPC 6 9 10

Piptochaetium avenaceum	Blackseed Speargrass, Blackseed Needlegrass, Black Oatgrass, Oats Needlegrass	NPC 1 2 3 4 6 7	not in my area
Piptochaetium fimbriatum	Pinyon Ricegrass	NPW 7 10	not in my area
Piptochaetium pringlei	Pringle Needlegrass	NPW 10

Poaceae, Pooideae, Triticeae - Barley

Hordeum brachyantherum ssp. brachyantherum	Meadow Barley	NP 9
Hordeum jubatum ssp. jubatum	Foxtail Barley, Squirreltail Grass	NPC 1 4 7 8 9 10	Shackelford	fanning plume
Hordeum murinum ssp. glaucum ssp. leporinum	Mouse Barley Smooth Barley Leporinum Barley	IAC 3 4 5 6 7 8 10 IAC IAC 3 4 5 6 7 8 10	Brown ? Brown
Hordeum pusillum	Little Barley	NAC 1 2 3 4 5 6 7 8 9 10	Taylor, Shackelford, Callahan, Brown, Jones	very narrow
Hordeum vulgare	Common Barley	IAC 1 2 3 4 5 7 8 10	Jones	upright beard

Poaceae, Pooideae, Triticeae - Wheat

Aegilops cylindricum

Jointed Goatgrass

IAC 1 2 3 4 5 7 8 9

Shackelford, Eastland

Agropyron cristatum

ssp. pectinatum

Crested Wheatgrass

IPC 8 9

Agropyron desertorum

Desert Wheatgrass

IPC 2

Pascopyrum smithii

Western Wheatgrass

NPC 1 4 5 6 7 8 9 10

Taylor, Nolan, Shackelford, Brown

Pseudoroegneria spicata

ssp. inermis

Bluebunch Wheatgrass

NPC 10

Thinopyrum intermedium	Intermediate Wheatgrass	IPC 10
Thinopyrum ponticum	Tall Wheatgrass	IPC 8 9	?
Thinopyrum pycnanthum	Tick Quackgrass	IPC	?

Triticum aestivum

Wheat

IAC 1 2 3 4 5 6 7 8 9 10

not in my area

Poaceae, Pooideae, Triticeae - Wildrye

Elymus arizonicus	Arizona Wheatgrass	NPC 10
Elymus canadensis	Canada Wildrye, Nodding Wildrye	NPC 1 2 3 4 5 6 7 8 9 10	Taylor, Shackelford, Runnels, Brown
Elymus elymoides ssp. brevifolius	Squirreltail	NPC 4 6 7 8 9 10 NPC 4 6 7 8 9 10	Taylor, Shackelford, Runnels	perpendicular long awns
Elymus glaucus ssp. glaucus	Blue Wildrye	NP	?
Elymus interruptus	Texas Wildrye	NPC 7 10	?
Elymus repens	Quackgrass	IPC 9 10	?
Elymus trachycaulus ssp. trachycaulus	Slender Wheatgrass	NPC 8 9 10
Elymus villosus	Hairy Wildrye	NP	?
Elymus virginicus var. virginicus	Virginia Wildrye	NPC 1 2 3 4 5 6 7 8 9 10	Taylor, Brown

Leymus triticoides

Creeping Wildrye, Beardless Wildrye

NPC 8 10

Psathyrostachys juncea

Russian Wildrye

IPC 10

Secale cereale

Cereal Rye

IAC 1 3 4 5

not in my area

Waves of Grain Index - Grass

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