Cyperus squarrosus Linnaeus var. squarrosus . Awned Flatsedge. Phen: May-Oct. Hab: Moist depressions and seepages on granitic and other rocks, drawdown riverbanks, swales, shores, coastal rock barrens, other moist disturbed sites. Dist: Nearly cosmopolitan in distribution, in Old World and New World.
Origin/Endemic status: Native
Syn: = Wipff & Jones (1994); = Cyperus aristatus Rottb. var. aristatus – Tx; < Cyperus aristatus Rottb. – GW1, RAB; < Cyperus inflexus Muhl. – F, S, WV; < Cyperus squarrosus L. – Ar, C, ETx1, FNA23, GrPl, Il, K1, K3, K4, Mex, Mi, Mo1, NcTx, Pa, Tn, Va, WH3
Hover over a shape, letter, icon, or arrow on the map to see what it means.