Calamagrostis porteri A. Gray. Porter's Reedgrass. Phen: Jul-early Sep. Hab: Dry to dry-mesic forests and woodlands, especially in fire-maintained situations, forest edges, serpentine barrens, cliff bases. Dist: NY to AL, in the Appalachians; it was first reported from NC by Ware (1973).
ID notes:In addition to the key characters above, it can be distinguished from C. canadensis by its having leaf sheaths pubescent at the summit (Matthews & Radford 1985).
Origin/Endemic status: Native
Taxonomy Comments: 2n=84-104.
Other Comments: This species is typically sterile unless disturbed by fire or mechanically; it is therefore probably more common than collections indicate.
Synonymy: = C, F, G, HC, Pa, W, WV; = Calamagrostis porteri A.Gray ssp. porteri – FNA24, K1, K4, NY, Va; = n/a – RAB; ? Calamagrostis porteri A.Gray – Tucker (1996); < Calamagrostis porteri A.Gray – Tn
Heliophily: 6
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© Gary P. Fleming | Original Image ⭷Feedback
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