Difference between revisions of "Bulbostylis barbata"
in J. D. Hooker, Fl. Brit. India 6: 651. 1893.
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Revision as of 22:06, 16 December 2019
Herbs, annual, densely cespitose, scapose, low. Culms 5–20(–30) cm. Leaves to 2/3 length of scapes; sheaths greenish or tan, glabrous or hispidulous on ribs; blades spreading, filiform, 0.5 mm wide, involute, margins scabridulous. Inflorescences: scapes filiform, coarsely few ribbed, to 0.5 mm thick; spikelets in terminal headlike, involucrate clusters, 1–1.5 cm wide; involucral bracts with setaceous blades rarely exceeding inflorescence. Spikelets red to red-brown or dull brown, lance-ovoid to lanceoloid or linearoblong; fertile scales lanceolate, keeled, 1.2–2.2 mm, glabrous, midrib excurrent as mucro. Flowers: stamens 1; anthers oblong, 1 mm. Achenes trigonous, obovoid, 0.5–0.6 mm, angles often sharp, faces flat or slightly concave, finely reticulate; tubercle a small button. 2n = 10.
Phenology: Fruiting summer–fall.
Habitat: Moist to dry sands and sandy peats, weedy in open disturbed sandy sites
Elevation: 0–500 m
Distribution
![V23 208-distribution-map.jpg](/w/images/7/7f/V23_208-distribution-map.jpg)
Ala., Fla., Ga., La., Miss., N.C., S.C., Tenn., Tex., West Indies (Martinique), Central America, tropical Africa (including Madagascar), tropical Asia (including Indonesia), tropical Atlantic Islands, Indian Ocean Islands, tropical Pacific Islands, tropical Australia.
Discussion
Selected References
None.