• Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family


  • Scientific Name


  • Description

    Genus Description - Spikelets of 2 kinds, in pairs (or trios) at joints of the rachis, one sessile and perfect, the other(s) pediceled and either staminate, neuter, abortive, or completely suppressed; glumes of the fertile spikelet equal or subequal, coriaceous, flat to concave on the back, lacking a midvein; fertile spikelet with 2 narrow, hyaline lemmas shorter than the glumes, the lower one empty and awnless, the upper one fertile and usually with an evident terminal awn; palea reduced and hyaline, or wanting; perennial, usually tufted, often glaucous, with elongate lvs; spikelets in racemes or spikes, these solitary, paired, digitate, or panicled, in our spp. mostly long-villous, the common peduncle usually subtended and often partly enclosed by a spathe-like lf. 100, widespread, mostly in warm reg.

  • Common Names