Comprehensive Description
provided by North American Flora
Tripsacum acutiflorum Fourn. Bull. Soc. Bot. Belg. 15 : 466. 1876
Tripsacum lanceolatum Rupr.; Fourn. Mex. PI. Gram. 68. 1881.
Stems up to 1 m. tall, glabrous ; leaf -sheaths glabrous or sometimes ciliate on the margin ; blades up to 5 dm. long, 1-2 cm. wide, long-acuminate, narrowed toward the base, pubescent on the upper surface ; spikes up to 2 dm. long, slender, the pistillate portion occupying about one half the length and 3-4 mm. in diameter ; pistillate spikelets 4-5 mm. long, the outer scale ovate, acute ; staminate spikelets 6-7 mm. long, one sessile, the other with a pedicel about 1 mm. long, the outer scales oblong-lanceolate, obtuse, glabrous.
Type locality : Mexico.
Distribution : L,ower California and Sonora to Durango and Oaxaca.
- bibliographic citation
- Percy Wilson, Per Axel Rydberg, Norman Taylor, Nathaniel Lord Britton, John Kunkel Small, George Valentine Nash. 1909. PANDANALES-POALES; TYPHACEAE, SPARGANACEAE, ELODEACEAE, HYDROCHARITACEAE, ZANNICHELLIACEAE, ZOSTERACEAE, CYMODOCEACEAE, NAIADACEAE, LILAEACEAE, SCHEUCHZERIACEAE, ALISMACEAE, BUTOMACEAE, POACEAE (pars). North American flora. vol 17(1). New York Botanical Garden, New York, NY
