Gymnopogon ambiguus (Michx.) Britton, Sterns & Poggenb.

  • Authority

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

  • Family

    Poaceae

  • Scientific Name

    Gymnopogon ambiguus (Michx.) Britton, Sterns & Poggenb.

  • Description

    Species Description - Culms mostly solitary, 3–6 dm; lvs crowded toward the base; sheaths overlapping; blades divaricate, the larger 5–10 cm × 6–12 mm, rounded or subcordate at base, glabrous; panicle constituting a third to half of the entire shoot; spikes numerous, 10–15 cm, at first erect, later widely and stiffly divaricate; spikelets remote, the summit of the glumes barely or not reaching the base of the next above; glumes 4–6 mm; lemma 3.5–4.3 mm, sparsely pilose-ciliate; awn straight, 4.5–9 mm; rachilla prolonged nearly to the summit of the lemma, there bearing an awn 1–5 mm. Dry sandy woods and barrens; coastal plain from s. N.J. to Fla. and Tex., and in the interior from s. O. and Ky. to s. Mo. and southward.