Dichanthelium yadkinense (Ashe) Mohlenbrock. Common name: Spotted-sheath Witchgrass. Phenology: May-Oct. Habitat: Floodplain forests, thickets, bottomlands, and swamps, often on alluvial deposits. Distribution: NJ and MI south to GA and TX; Mexico.
ID notes: Sheaths often with wart-like glands. This taxon resembles D. species 9 (=cryptanthum), from which it differs most readily by its hairy ligule (vs. membranous) and smooth peduncle (vs. antrorsely scabrous).
Origin/Endemic status: Native
Synonymy ⓘ: = Il, Pa, Va, LeBlond (2001a); = Dichanthelium dichotomum (L.) Gould ssp. yadkinense (Ashe) Freckmann & Lelong — FNA25; = Panicum dichotomum L. var. yadkinense (Ashe) Lelong — Lelong (1984); = Panicum yadkinense Ashe — C, F, G, HC, S, WV; < Dichanthelium dichotomum (L.) Gould var. dichotomum — K4, Gould & Clark (1978); < Panicum dichotomum L. — GW1, NcTx, RAB. Basionym: Panicum yadkinense Ashe 1900
Links to other floras: = Dichanthelium dichotomum ssp. yadkinense - FNA25
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Heliophily ⓘ: 5
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© mjpapay, some rights reserved (CC BY), uploaded by mjpapay source CC-BY | Original Image ⭷
© Nathan Aaron, some rights reserved (CC BY), uploaded by Nathan Aaron source CC-BY | Original Image ⭷Feedback
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