Dichanthelium chamaelonche (Trinius) Freckmann & Lelong. Carpet Witchgrass. Phen: Apr-Sep. Hab: Moist pine savannas and flatwoods, pineland pondshores. Dist: Se. VA south to FL, west to LA; Cuba; Belize.
Origin/Endemic status: Native
Other Comments: Internodes can be glabrous or puberulent, and nodes glabrous, pubescent, or bearded, but the glabrous spikelets 0.9-1.2 mm long are diagnostic. The concept of this taxon in FNA (as ssp. chamaelonche) appears to include D. dichotomum var .glabrifolium (see descriptions of Floridian D. chamaelonche ssp. breve and D. dichotomum var. glabrifolium in this treatment).
Synonymy: = LeBlond (2018b) in Weakley et al (2018a); = Panicum chamaelonche Trin. – G, GW1, HC, RAB, S; = Panicum chamaelonche Trin. var. chamaelonche – Lelong (1984); < Dichanthelium chamaelonche (Trin.) Freckmann & Lelong ssp. chamaelonche – FNA25; < Dichanthelium dichotomum (L.) Gould – Mex; < Dichanthelium dichotomum (L.) Gould var. ensifolium (Baldwin) Gould & Clark – K1, K3, K4, Gould & Clark (1978); < Panicum ensifolium Baldwin ex Elliott – C
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