Rhynchospora miliacea (Lamarck) A. Gray. Phen: Jul-Aug. Hab: Swamp forests, including maritime swamp forests. Dist: Se. VA south to s. FL and west to e. TX; West Indies.
Origin/Endemic status: Native
Other Comments: The inflorescence branches of R. mixta and (less commonly) R. caduca can spread at right angles from the culm, superficially resembling R. miliacea. The three can be separated by tubercle length: the tubercle of R. miliacea is 0.2-0.4 mm long, while those of R. mixta and R. caduca are 0.4-0.9 mm long.
Synonymy: = C, ETx1, F, FNA23, G, GW1, K1, K3, K4, RAB, Va, WH3, Bridges & Orzell (2023) in Weakley et al. (2023, in press), Gale (1944), McMillan (2007); = Rynchospora miliacea – S