[Andropogon aristatus Poir.; A. nodosus (Wille- met) Nash; Dichanthium nodosum Willemet, nom illeg.] (nat) Wilder grass Perennials; culms 20-100 cm tall, geniculate at base, white-pubescent at nodes. Sheaths glabrous, striate; ligule membranous, ca. 0.8 mm long; blades 3-25 cm long, 2-5 mm wide, scabrous on upper surface, sparsely pilose but becoming glabrous toward base. Inflorescences composed of 1-6 subdigitate short-pedunculate racemes, peduncles and upper culm axis pubescent, racemes flexuous, 2-8 cm long; spikelets imbricate, with 1-6 smaller homogamous spikelet pairs at base of each raceme; sessile spikelet elliptic to obovate, 2-5 mm long, short-pilose at base, first glume charta- ceous, convex, pilose below middle, upper part glabrous or short-ciliate along margins and near apex, apex broadly obtuse or subacute, second glume narrower than first glume, keeled, glabrous except margins pubescent, first lemma membranous, subequal to glumes, second lemma narrow, prolonged into a geniculate awn 10-20 mm long; pedicellate spikelet with glumes similar in shape and size to sessile spikelet, florets absent, awnless; palea absent/Caryopsis greenish brown, lenticular, 2-2.5 mm long. [2n = 20, 40, 60, 80.] Native from India to southeastern Asia, widely natural-ized in other tropical regions; in Hawai‘i naturalized in lawns, pastures, and grasslands, also common in frequently disturbed areas, 0-520 m, on Kaua‘i, 0‘ahu, Lana‘i, and Maui. First collected on 0‘ahu in 1911 (Forbes 1728.0, BISH). The label of this specimen states that it was grown from seed brought by G. P. Wilder from Jamaica, West Indies.
Development of the Consortium of Pacific Herbaria and several of the specimen databases have been
supported by National Science Foundation Grants (BRC 1057303,
ADBC 1304924
and ADBC1115116).
Data Usage Policy. Continued support provided by the Symbiota Support Hub, a domain of iDigBio (NSF Award #2027654).
Copyright 2015 University of Hawai‘i.