Fimbristylis caroliniana (Lam.) Fernald

  • Authority

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

  • Family

    Cyperaceae

  • Scientific Name

    Fimbristylis caroliniana (Lam.) Fernald

  • Description

    Species Description - Perennial from long, slender rhizomes; stems solitary or in small tufts, to 1.5(–2) m, tending to be flattened and scabrous-edged above; lvs subdistichous, mostly 2–5 mm wide, scabrous on the margins distally, usually otherwise glabrous; ligule a line of short hairs; longest invol bract from much shorter to slightly longer than the infl; spikelets 5–15 mm, ellipsoid or lance-ovoid, few–many in a compound system of subumbellate cymes, the edges of the peduncles scabrous; scales ovate, glabrous or often puberulent distally, sometimes shortly excurrent-mucronate; stamens 3; anthers ca 3 mm; style bifid, fimbriate from near the base to just above the branch-point; achene lenticular, obovate, 1 mm, finely cellular-reticulate in vertical rows; 2n=20, 40, 60. Coastal marshes and dune-swales, or sometimes farther inland on the coastal plain, landward from no. 5 [Fimbristylis castanea (Michx.) Vahl ], seaward from no. 4 [Fimbristylis puberula (Michx.) Vahl]; N.J. to Fla. and Mex.