*Digitaria ciliaris (Retzius) Koeler. Common name: Southern Crab Grass. Phenology: Aug-Oct (-Jul). Habitat: Sandy fields, roadsides, and disturbed areas. Distribution: MA, se. NY, OH, IN, IL, IA, NE, s. UT and s. CA south into Mexico, Central America, South America, and the West Indies. Probably not native to the New World. At least some of the northern distribution is likely adventive. Among the most abundant and widespread of the Digitaria in our region.

Origin/Endemic status: Paleotropics

Synonymy ⓘ: = Ar, Bah, C, ETx1, FlGr, FNA25, Il, K4, Mo1, NcTx, NS, NY, Pa, POWO, Tn, Va, WH3, Webster (1987); = Digitaria ciliaris (Retz.) Koeler var. ciliaris; = Digitaria sanguinalis (L.) Scop. var. ciliaris (Retz.) Parl. — F, HC; = Syntherisma fimbriatum (Link) Nash — S13; ? Digitaria adscendens (Kunth) Henrard — SFla, Tx; < Digitaria sanguinalis (L.) Scop. — RAB, Tat; Panicum ciliare Retzius. Basionym: Panicum ciliare Retz. 1786

Links to other floras: = Digitaria ciliaris - FNA25

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACU
• Eastern Mountains and Piedmont: FAC
• Great Plains: FACU
• Midwest: FACU
• Northcentral & Northeast: FACU

Heliophily ⓘ: 9