Setaria parviflora (Poiret) Kerguélen. Common name: Knotroot Bristlegrass, Perennial Foxtail-grass. Phenology: May-Oct (-Apr). Habitat: Marshes, ditches, moist disturbed areas, pine rocklands, and dry disturbed areas over limestone. Distribution: MA to IA south to s. FL and s. TX, south through Mexico to Central America and South America; CA and NV; West Indies.
Origin/Endemic status: Native
Taxonomy Comments: Gandhi & Barkworth (2003) provided a detailed discussion of the reasons for the nomenclatural change from the once more familiar S. geniculata.
Synonymy ⓘ: = Ar, ETx1, FlGr, FNA25, Il, K4, Meso6, Mex, Mo1, NcTx, NE, NY, Pa, Tn, Va, WH3, Webster (1993b); = Chaetochloa geniculata (P.Beauv.) Millsp. & Chase — S; = Pennisetum parviflorum (Poir.) Trin. — NS; = Setaria geniculata P.Beauv. — Bah, C, F, G, HC, RAB, SFla, Tat, Tx, W, WV; > Chaetochloa gracilis (Kunth) Scribn. & — S13; > Chaetochloa imberbis (Poir.) Scribn. — S13; > Chaetochloa occidentalis Nash — S13; > Chaetochloa purpurascens (Kunth) Lanson-Scribner & Merrill — S13; > Chaetochloa versicolor E.P.Bicknell — S13; Cenchrus parviflorus Poiret. Basionym: Cenchrus parviflorus Poir. 1804
Links to other floras: = Setaria parviflora - FNA25
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Eastern Mountains and Piedmont: FAC
- Great Plains: FAC
- Midwest: FAC
- Northcentral & Northeast: FAC
Heliophily ⓘ: 8
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© Keith Bradley | Original Image ⭷
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