| SAAL9 |
Saccharum alopecuroidum
|
silver plumegrass
|
| SABA10 |
Saccharum baldwinii
|
narrow plumegrass
|
| SABR18 |
Saccharum brevibarbe
|
shortbeard plumegrass
|
| SABRB5 |
Saccharum brevibarbe var. brevibarbe
|
shortbeard plumegrass
|
| SABRC3 |
Saccharum brevibarbe var. contortum
|
bentawn plumegrass
|
| SACO31 |
Saccharum coarctatum
|
compressed plumegrass
|
| SAGI |
Saccharum giganteum
|
sugarcane plumegrass
|
| SAOF |
Saccharum officinarum
|
sugarcane
|
| SACCH |
Saccharum sp.
|
sugarcane
|
| SAIN |
Sacciolepis indica
|
glenwoodgrass
|
| SACCI |
Sacciolepis sp.
|
sacciolepis
|
| SAST |
Sacciolepis striata
|
American cupscale
|
| SCPA |
Schedonnardus paniculatus
|
tumblegrass
|
| SCHED |
Schedonnardus sp.
|
schedonnardus
|
| SCBA |
Schismus barbatus
|
common Mediterranean grass
|
| SCHIS |
Schismus sp.
|
Mediterranean grass
|
| SCCI2 |
Schizachyrium cirratum
|
Texas bluestem
|
| SCLI11 |
Schizachyrium littorale
|
shore little bluestem
|
| SCSA |
Schizachyrium sanguineum
|
Crimson bluestem
|
| SCSAH |
Schizachyrium sanguineum var. hirtiflorum
|
crimson bluestem
|
| SCSC |
Schizachyrium scoparium
|
little bluestem
|
| SCSCD |
Schizachyrium scoparium var. divergens
|
little bluestem
|
| SCSCS |
Schizachyrium scoparium var. scoparium
|
little bluestem
|
| SCHIZ4 |
Schizachyrium sp.
|
bluestem
|
| SCSP4 |
Schizachyrium spadiceum
|
honey bluestem
|
| SCTE5 |
Schizachyrium tenerum
|
slender bluestem
|
| SCDU2 |
Sclerochloa dura
|
common hardgrass
|
| SCLER4 |
Sclerochloa sp.
|
hardgrass
|
| SCBR2 |
Scleropogon brevifolius
|
burrograss
|
| SCLER7 |
Scleropogon sp.
|
scleropogon
|
| SECE |
Secale cereale
|
rye
|
| SECAL |
Secale sp.
|
rye
|
| SEAD |
Setaria adhaerens
|
burr bristlegrass
|
| SECO4 |
Setaria corrugata
|
coastal bristlegrass
|
| SEFI |
Setaria firmula
|
knotgrass panicum
|
| SEGR6 |
Setaria grisebachii
|
Grisebach's bristlegrass
|
| SELE6 |
Setaria leucopila
|
yellow foxtail
|
| SEMA6 |
Setaria magna
|
giant bristlegrass
|
| SEPA10 |
Setaria parviflora
|
knotroot bristlegrass
|
| SEPU8 |
Setaria pumila
|
yellow bristlegrass
|
| SEPUP |
Setaria pumila ssp. pallidifusca
|
yellow bristlegrass
|
| SERA3 |
Setaria ramiseta
|
bristle panicum
|
| SERE3 |
Setaria reverchonii
|
reverchon bristlegrass
|
| SESC2 |
Setaria scheelei
|
southwestern bristlegrass
|
| SETAR |
Setaria sp.
|
bristlegrass
|
| SETE6 |
Setaria texana
|
Texas bristlegrass
|
| SEVE3 |
Setaria verticillata
|
hooked bristlegrass
|
| SEVI3 |
Setaria villosissima
|
hairyleaf bristlegrass
|
| SEVI4 |
Setaria viridis
|
green bristlegrass
|
| SEVIM |
Setaria viridis var. major
|
green bristlegrass
|
| SEVIV |
Setaria viridis var. viridis
|
green bristlegrass
|
| SEVU2 |
Setaria vulpiseta
|
plains bristlegrass
|
| SOEL3 |
Sorghastrum elliottii
|
slender Indiangrass
|
| SONU2 |
Sorghastrum nutans
|
Indiangrass
|
| SORGH |
Sorghastrum sp.
|
Indiangrass
|
| SOAL |
Sorghum almum
|
sorghum almum
|
| SOBI2 |
Sorghum bicolor
|
sorghum
|
| SOBIB |
Sorghum bicolor ssp. bicolor
|
broomcorn
|
| SOHA |
Sorghum halepense
|
Johnsongrass
|
| SORGH2 |
Sorghum sp.
|
sorghum
|
| SPAL |
Spartina alterniflora
|
saltmarsh cordgrass
|
| SPBA |
Spartina bakeri
|
sand cordgrass
|
| SPCY |
Spartina cynosuroides
|
big cordgrass
|
| SPPA |
Spartina patens
|
marshhay cordgrass
|
| SPPE |
Spartina pectinata
|
prairie cordgrass
|
| SPART |
Spartina sp.
|
cordgrass
|
| SPSP |
Spartina spartinae
|
Gulf cordgrass
|
| SPFI |
Sphenopholis filiformis
|
wedgescale
|
| SPIN3 |
Sphenopholis intermedia
|
slender wedgescale
|
| SPLO |
Sphenopholis longiflora
|
Texas wedgescale
|
| SPNI |
Sphenopholis nitida
|
shiny wedgescale
|
| SPOB |
Sphenopholis obtusata
|
prairie wedgegrass
|
| SPHEN |
Sphenopholis sp.
|
wedgegrass
|
| SPAI |
Sporobolus airoides
|
alkali sacaton
|
| SPBU |
Sporobolus buckleyi
|
Buckley's dropseed
|
| SPCL |
Sporobolus clandestinus
|
rough dropseed
|
| SPCO16 |
Sporobolus compositus
|
dropseed
|
| SPCOC2 |
Sporobolus compositus var. compositus
|
tall dropseed
|
| SPCOD3 |
Sporobolus compositus var. drummondii
|
hairy dropseed
|
| SPCOM |
Sporobolus compositus var. macer
|
Mississippi dropseed
|
| SPCO4 |
Sporobolus contractus
|
spike dropseed
|
| SPCO17 |
Sporobolus coromandelianus
|
Madagascar dropseed
|
| SPCR |
Sporobolus cryptandrus
|
sand dropseed
|
| SPDO2 |
Sporobolus domingensis
|
coral dropseed
|
| SPFL2 |
Sporobolus flexuosus
|
mesa dropseed
|
| SPGI |
Sporobolus giganteus
|
giant dropseed
|
| SPIN4 |
Sporobolus indicus
|
smutgrass
|
| SPINI2 |
Sporobolus indicus var. indicus
|
smut grass
|
| SPJU |
Sporobolus junceus
|
pineywoods dropseed
|
| SPNE |
Sporobolus nealleyi
|
gypgrass
|
| SPNE2 |
Sporobolus neglectus
|
puffsheath dropseed
|
| SPPU3 |
Sporobolus purpurascens
|
purple dropseed
|
| SPSI2 |
Sporobolus silveanus
|
Silveus' dropseed
|
| SPORO |
Sporobolus sp.
|
dropseed
|
| SPTE5 |
Sporobolus texanus
|
Texas dropseed
|
| SPTH |
Sporobolus tharpii
|
Tharp's dropseed
|
| SPVA |
Sporobolus vaginiflorus
|
poverty dropseed
|
| SPVAO |
Sporobolus vaginiflorus var. ozarkanus
|
Ozark dropseed
|
| SPVAV2 |
Sporobolus vaginiflorus var. vaginiflorus
|
poverty dropseed
|
| SPVI3 |
Sporobolus virginicus
|
seashore dropseed
|
| SPWR2 |
Sporobolus wrightii
|
big sacaton
|
| STHI3 |
Steinchisma hians
|
gaping panicum
|
| STEIN |
Steinchisma sp.
|
steinchisma
|
| STSE |
Stenotaphrum secundatum
|
St. Augustinegrass
|
| STENO3 |
Stenotaphrum sp.
|
stenotaphrum
|
| STLE5 |
Stipa leucotricha
|
=Nassella leucotricha
|