Pascopyrum smithii (Rydberg) Á. Löve. Western Wheatgrass. Phen: May-Jul (-Sep). Hab: Prairies, eastwards in disturbed areas. Dist: ON and BC south to AR, TX, NM, AZ, CA, and Mexico (CHH, COA, SLP, ZAC). Reported for ne. GA (Rabun County) by Jones & Coile (1988), as Agropyron smithii Rydberg. It is also reported for TN and KY (Kartesz 1999).
Origin/Endemic status: Native
Synonymy: = FNA24, K1, K3, K4, Mi, NcTx, NE, NY; = Agropyrum smithii Rydb. – F, G, Tx, W; = Elymus smithii (Rydb.) Gould – ETx1, Mo1; = Elytrigia smithii (Rydb.) Nevski – C, Il; ? Agropyron occidentale Scribn. – S13
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU
- Eastern Mountains and Piedmont: UPL
- Great Plains: FACU
- Midwest: FACU
- Northcentral & Northeast: FACU
Heliophily: 9
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