Poaceae / Grass Family at Purola Preserve
by Bob Harms
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Color Coding for Plants that are Naturalized (red) or have been Introduced
Introduced from the nearby Texas hillcountry (4 species)
Introduced from east of the Texas hillcountry (2 species)
Non-native naturalized species (8 species)
Andropogon gerardii
— big bluestem
Andropogon glomeratus
— bushy bluestem
Aristida purpurea
— purple threeawn
Arundo donax
— giantreed
Bothriochloa ischaemum
var.
songarica
— King Ranch bluestem
Bothriochloa laguroides
ssp.
torreyana
— silver bluestem
Bouteloua curtipendula
— sideoats grama
Bouteloua hirsuta
— hairy grama
Bouteloua pectinata
— tall grama
Bouteloua rigidiseta
— Texas grama
Bouteloua trifida
— red grama
Bromus catharticus
— rescuegrass
Bromus japonicus
— Japanese brome
Bromus pubescens
— hairy woodland brome
Buchloe dactyloides
— buffalograss
Cenchrus spinifex
— coastal sandbur
Chasmanthium latifolium
— broadleaf uniola
Chloris cucullata
— hooded windmillgrass
Chloris verticillata
— tumble windmillgrass
Cynodon dactylon
— bermudagrass
Dichanthelium acuminatum
— tapered rosette grass
Dichanthelium oligosanthes
var.
scribnerianum
— Scribner's panicum
Dichanthelium pedicellatum
— cedar rosette grass
Digitaria cognata
var.
cognata
— fall witchgrass
Eragrostis intermedia
— plains lovegrass
Erioneuron pilosum
— hairy tridens
Eustachys petraea
— pinewoods fingergrass
Glyceria striata
— fowl mannagrass
Hilaria belangeri
— curlymesquite
Limnodea arkansana
— Ozarkgrass
Muhlenbergia involuta
— canyon muhly
Muhlenbergia lindheimeri
— Lindheimer muhly
Muhlenbergia reverchonii
— seep muhly
Muhlenbergia utilis
— aparejograss
Nassella leucotricha
— Texas wintergrass
Panicum capillare
— common witchgrass
Panicum hallii
— Hall's panicum
Panicum virgatum
— switchgrass
Paspalum dilatatum
— dallisgrass
Paspalum pubiflorum
— hairyseed paspalum
Paspalum urvillei
— vaseygrass
Phalaris caroliniana
— Carolina canarygrass
Poa arachnifera
— Texas bluegrass
Polypogon viridis
— water bentgrass
Schedonnardus paniculatus
— tumblegrass
Schizachyrium scoparium
— little bluestem
Setaria parviflora
— knotroot bristlegrass
Setaria reverchonii
— Reverchon bristlegrass
Setaria scheelei
— southwestern bristlegrass
Sorghastrum nutans
— Indiangrass
Sorghum halepense
— Johnsongrass
Spartina spartinae
— Gulf cordgrass
Sporobolus clandestinus
— rough dropseed
Sporobolus compositus
var.
drummondii
— hairy dropseed
Sporobolus vaginiflorus
— poverty dropseed
Tridens albescens
— white tridens
Tridens flavus
— purpletop
Tridens muticus
— slim tridens
Tripsacum dactyloides
— eastern gamagrass
Vulpia octoflora
— sixweeks fescue
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