Sphenopholis obtusata (Michaux) Lamson-Scribner. Common name: Prairie Wedgegrass. Phenology: Apr-Jun. Habitat: Forests, roadsides, disturbed areas. Distribution: ME west to MN and BC, south to s. FL, TX, c. Mexico, and s. CA.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, FNA24, G, Il, K4, Mex, Mi, NcTx, NE, NY, RAB, S, Tn, Tx, Va, WV; = Sphenopholis obtusata (Michx.) Scribn. var. obtusata — C, ETx1, Mo1, Pa, Tucker (1996); > Eatonia obtusata (Michx.) A.Gray — S13; > Eatonia pubescens Scribn. & Merr. — S13; < Sphenopholis obtusata (Michx.) Scribn. — FlGr, GW1, Va, W, WH3; > Sphenopholis obtusata (Michx.) Scribn. var. lobata (Trin.) Scribn. — F; > Sphenopholis obtusata (Michx.) Scribn. var. obtusata — F, Tat; > Sphenopholis obtusata (Michx.) Scribn. var. pubescens (Scribn. & Merr.) Scribn. — F, Tat; Aira obtusata Michaux. Basionym: Aira obtusata Michx. 1803
Links to other floras: = Sphenopholis obtusata - FNA24
Show parent genus | Show parent in key(s)
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC
- Eastern Mountains and Piedmont: FAC
- Great Plains: FAC
- Midwest: FAC
- Northcentral & Northeast: FAC
Heliophily ⓘ: 6
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.
© Keith Bradley | Original Image ⭷
© Bruce A. Sorrie | Original Image ⭷
© Bruce A. Sorrie | Original Image ⭷
© Aidan Campos source | Original Image ⭷
© Radford, Ahles and Bell | Original Image ⭷Feedback
See something missing or incorrect about Sphenopholis obtusata? Let us know here:
- Please include your name and if possible, email in case when need to clarify what you wrote.
- If you opt out of including email, please be as specific as possible (e.g., which photo is incorrect?)
- Please do not submit questions asking to identify plants or about horticultural topics (e.g., how do I control an invasive plant in my garden?). Instead, those questions can be submitted here for the Carolinas region only.
- Please do not send us feedback about unkeyed species as this work is ongoing.
- Please allow time for flora edits to show in our next data release. We greatly appreciate your feedback but may require extra time to research complicated taxonomic issues.
Horticultural Information
Intro:
Stems:
Leaves:
Inforescence:
Flowers:
Fruits:
Comments:
Height:
plant sale text:
bloom table text:
description:
stems:
leaves:
inflorescence:
flowers:
fruits:
comments:
cultural notes:
germination code:
native range:
0 unsaved edits on this page.