Schoenus nigricans Linnaeus. Blacksedge, Black Bog-rush. Phen: Apr-Jul. Hab: Marshes, marl prairies, calcareous bogs, calcareous glades, wet flatwoods, wet pine rocklands, always with either calcareous or saline influence creating circumneutral or alkaline soils. Dist: Panhandle FL, peninsular FL, sc. TX, s. CA, s. NV and s. NM south into Mexico (CHP, COA, NLE, OAX, ROO, SLP, TAB, TAM), Central America, and South America; West Indies (Bahamas, Cuba, Hispaniola, Jamaica); Old World tropics, subtropics, and temperate areas (Eurasia and Africa).

Origin/Endemic status: Native

Synonymy: = Bah, FNA23, GW1, K1, K3, K4, Mex, S, Tx, WH3, WI

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