Schoenoplectus tabernaemontani is a perennial C3 rush (Bryson and Carter 1977) 1-3 m tall, colonial from rhizomes, stems soft, easily crushed between fingers.
Leaves few, mainly toward base, with well developed sheath, usually no blade.
Flower spikelets oval, reddish-brown, 0.5-0.9 cm long, scales overlapping; Inflorescence to 6 cm, loose, often drooping, open, branching, bract erect, 2-10 cm like a continuation of stem above insertion of inflorescence; blooming and fruiting June-Sept.; fruit a dry nutlet (achene), probably water dispersed.
Wetland status: OBL.
Frequency in NYC: Very infrequent.
Habitat: Open marshes, shallow water.
Notes: Seeds eaten by waterfowl and songbirds, stems and rhizomes eaten by muskrats. Planted in wetland mitigations and restorations, soil pH 5.4-7.5, tolerant of fire, intolerant of shade, salt (USDA, NRCS 2010).