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Trachypogon montufari

Comprehensive Description

provided by North American Flora
Trachypogon montufari (H.B.K.) Nees, Agrost
Bras. 342. 1829.
Andropogon angustifolius H.B.K. Nov. Gen. & Sp. 1 : 184. 1816. Not A. angustifolius Sibth. & Sm. 1806.
Andropogon Montufari H.B.K. Nov. Gen. & Sp. 1 : 184. 1816. Andropogon stenophyllus R, & S. Syst. Veg. 2 : 819. 1817.
Stems 6-8 dm. tall, rather slender, densely barbed at the nodes, otherwise smooth and glabrous ; leaf-sheaths glabrous, or the basal ones sometimes pubescent ; ligule 3-5 mm. long; blades erect, usually less than 1 dm. long, 2-3 mm. wide, rough, especially on the margins ; racemes single, terminating the stem, the pubescent axis 4-5 cm. long ; staminate spikelet about 6 mm. long, pubescent or nearly glabrous, oblong-linear, on a short pedicel ; perfect spikelet with a long-hairy callus about 2 mm. long, the first scale about 6 mm. long, appressed-pubescent, oblong-linear, the awn of the fourth scale 4-5 cm. long, the spiral column appressed-pubescent, about as long as the subula which is hispidulous and somewhat contorted.
Type locality : Near Conocoto, Ecuador.
Distribution : Chihuahua to Queretaro, Mexico ; also in Ecuador.
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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
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