Cyperus aristulatus (Coville) Bauters. Phen: Jul-Aug Hab: Moist ground. Dist: IL, MO, NE, CO, UT, and WA south to TX, NM, AZ, CA, and Mexico.

Origin/Endemic status: Native

Synonymy: = K4, Bauters et al (2014); = Hemicarpha aristulata Coville – F, GW1, Il; = Hemicarpha micrantha (Vahl) Pax var. aristulata Coville – C, G, Tx; = Lipocarpha aristulata (Coville) G.C.Tucker – ETx1, FNA23, K1, Mo1, NcTx, Goetghebeur & Van den Borre (1989), Tucker (1987); < Hemicarpha micrantha (Vahl) Pax – S, S13

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACW (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: FACW (name change)
• Great Plains: FACW (taxonomic split from wetland indicator species)
• Midwest: OBL (taxonomic split from wetland indicator species)

Heliophily: 9