Bulbostylis stenophylla

(Elliott) C. B. Clarke

Bull. Misc. Inform. Kew, addit. ser. 8: 26. 1908.

Basionym: Scirpus stenophyllus Elliott Sketch Bot. S. Carolina 1: 83. 1816
Synonyms: Dichroma caespitosa (Muhlenberg) Sprengel Dichroma cespitosum Muhlenberg Fimbristylis stenophyllus (Elliott) Alain Isolepis stenophyllus (Elliott) Torrey Stenophyllus cespitosus (Muhlenberg) Rafinesque
Treatment appears in FNA Volume 23. Treatment on page 133. Mentioned on page 130, 132.
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Herbs, annual, densely cespitose, scapose. Culms (5–) 10–20 cm. Leaves 1/2–2/3 length of culms; sheaths brownish to stramineous, glabrous or scabrid along ribs; blades spreading-recurved, filiform, 0.5 mm wide, involute, margins and adaxial ribs hispidulous. Inflorescences: scapes erect to spreading, wiry, angularly ribbed, 0.6–1 mm thick, hispidulous; spikelets in dense, terminal, top-shaped to hemispheric involucrate heads, 1–1.5 cm wide; longer involucral bracts with setaceous blades many times exceeding heads, gradually dilating to scarious-bordered, entire sheaths. Spikelets usually greenish or dull brown, oblong to lance-ovoid, 3–5 mm; fertile scales ovate, keeled, 3–4 mm, abaxially hirtellous, midrib excurrent forming excurved mucro, scabrid. Flowers: stamens 1; anthers oblong, 0.5 mm. Achenes pale or graybrown, broadly trigonousobovoid, rather sharply 3-ribbed, 1 mm, faces flat or somewhat concave, finely transversely rugose; tubercle a depressed-conic button. 2n = 30.

Phenology: Fruiting summer–fall.
Habitat: Moist sands or sandy peats of sandhill swales, fields, pineland savanna, and waste areas, often weedy
Elevation: 0–200 m


V23 207-distribution-map.jpg

Fla., Ga., N.C., S.C., West Indies (Cuba).


Selected References


Lower Taxa

... more about "Bulbostylis stenophylla"
Robert Kral +
(Elliott) C. B. Clarke +
Scirpus stenophyllus +
Fla. +, Ga. +, N.C. +, S.C. +  and West Indies (Cuba). +
0–200 m +
Moist sands or sandy peats of sandhill swales, fields, pineland savanna, and waste areas, often weedy +
Fruiting summer–fall. +
Bull. Misc. Inform. Kew, addit. ser. +
Illustrated +
Dichroma caespitosa +, Dichroma cespitosum +, Fimbristylis stenophyllus +, Isolepis stenophyllus +  and Stenophyllus cespitosus +
Bulbostylis stenophylla +
Bulbostylis +
species +