Bulbostylis funckii (Steud.) C. B. Clarke

Bulbostylis funckii (Steud.) Clarke, Kew Bull. Add. Ser
8:26. 1908.
Isolepis Funckii Steud. Syn. Cyp. 91. 1855. (Venezuela.) Scirpus tenuispicatus Bock. Linnaea 36: 740. 1870. (Valle de Mexico.) Scirpus beterocarpus S. Wats. Proc. Am. Acad. 18: 171. 1883. (San Luis Potosi, Mexico.) Stenophyllus Funckii Britton, Bull. Torrey Club 21 : 30. 1894. Bulbostylis tenuispicata Barros, Anal. Mus. Argent. Ci. Nat. 41 : 338. 1945.
Cespitose annual, the filiform culms 3-12 cm. high, glabrous ; leaves similar, smooth to hispidulous, often equaling or exceeding the culms ; leaf-sheaths slightly fimbriate at the apex, usually obscured by the numerous, reduced basal spikelets ; inflorescence a single terminal, linear, acuminate spikelet 4-10 mm. long; scales dark brown with green keel, loosely attached to the axis, acute to mucronate, the lowermost often with an attenuate mucro; achene broadly obovate, 1 mm. long, stramineous to gray, deeply transverse-rugulose, the basal achenes larger (1.5 mm. long) with coarser, elongated vertical cells; tubercle narrowly to broadly conic; style slender, 1.5 mm. long; stamens 2, the anthers 0.4 mm. long.
Type locality : Venezuela.
Distribution: Venezuela; Santa Marta, Colombia; El Salvador; Mexico (Jalisco, Mexico [state], Orizaba, Chihuahua, San Luis Potosi) ; Arizona and New Mexico; Bolivia (Mandon 1410; fide Britton, Bull. Torrey Club 15: 103. 1888).