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Schoenus nigricans
L.
Family:
Cyperaceae
Black Bog-Rush,
more...
black bogrush
Paul Marcum
FNA
Resources
Gordon C. Tucker in Flora of North America (vol. 23)
Rhizomes short, oblique. Culms hollow, glabrous. Leaves: basal sheaths blackish, conspicuously wider than leaf blades; blades 10-40 cm × 0.8-2 mm, margins involute, smooth or scabridulous. Inflorescences loosely ovoid, 1-2 cm; bracts 1 or 2, oblique to erect, green to dark brown or black, 1-6 cm × 1-1.5 mm. Spikelets (1-)10-25, flattened, oblong-ellipsoid; rachilla wingless, ± deciduous at maturity; basal scales 2-3, sterile; floral scales 3-8, laterally veinless, medially 1-veined, oblong, apex acute, not mucronate, distally scabrellate. Flowers: perianth bristles 0-6, smooth or scabrellate; anthers linear, connective apices subulate, conspicuous; styles 0.6-1 mm; stigmas 0.5 mm. Achenes whitish, ovoid to ellipsoid, 1-1.5 × 0.9-1.2 mm, glossy, apex obtuse, smooth or barely reticulate. 2n = 54, 55. Fruiting summer. Damp, calcareous or alkaline grasslands; 0-2000 m; Calif., Fla., Nev., Tex.; Mexico; Eurasia; Africa; Australia.
Open Interactive Map
Joe MDO
Alan Weakley
Jay Horn
Jay Horn
Joe MDO
Jay Horn
Joe MDO
lillybyrd
petekleinhenz
lillybyrd
Jay Horn
Noah Frade
Raul Urgelles
Keith Bradley
Alan Weakley
Jay Horn
Joe MDO
Raul Urgelles
Joshua Doby
Scott Ward
Edwin Bridges
Scott Ward
Jay Horn
Aidan Campos
Jay Horn
Matt Reala
alexecrow
Sam Kieschnick
Scott Ward
Edwin Bridges
Karen McCormick
Alan R. Franck
Aidan Campos
Veronique Tessier
Jay Horn
Jay Horn
Sam Kieschnick
Joe MDO
Alan Weakley
Jay Horn
Joe MDO
Scott Ward
Joe MDO
lillybyrd
Jay Horn
Alan Weakley
Jay Horn
Keith Bradley
Jay Horn
Raul Urgelles
Keith Bradley
Joe MDO
Jay Horn
Joshua Doby
Keith Bradley
petekleinhenz
Scott Ward
Noah Frade
Noah Frade
Jay Horn
Scott Ward
Jay Horn
Edwin Bridges
Sam Kieschnick
Scott Ward
Edwin Bridges
Karen McCormick
Jay Horn
Aidan Campos
Veronique Tessier
Matt Reala
alexecrow
Sam Kieschnick
Scott Ward
Owen Schneider
Jay Horn
Karen McCormick
Alan R. Franck
Joe MDO
Veronique Tessier
Jay Horn
Jay Horn
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This project made possible through support from the UF Planning, Design & Construction and the UF Office of Sustainability
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