Euphorbia humistrata Engelmann. Subgenus: Chamaesyce. Section: Anisophyllum. Common name: Spreading Sandmat. Phenology: Apr-Oct. Habitat: Floodplain forests, exposed river shores, rocky riverside gravel bars, disturbed areas, some of the easternmost occurrences apparently adventive from farther west. Distribution: OH, IL, MO, and e. KS south to Panhandle FL and e. TX; scattered eastward, apparently as an adventive.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, C, F, FNA12, G, GrPl, Tn, Va, WV, Govaerts, Frodin, & Radcliffe-Smith (2000); = Chamaesyce humistrata (Engelm.) Small — Fl2, GW2, Il, S, S13, WH3; = n/a — RAB, Tat. Basionym: Euphorbia humistrata Engelm. 1856
Links to other floras: = Euphorbia humistrata - FNA12
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACW
- Eastern Mountains and Piedmont: FAC
- Great Plains: FAC
- Midwest: FACW
- Northcentral & Northeast: FACW
Heliophily ⓘ: 8
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© Gary P. Fleming | Original Image ⭷
© Aidan Campos source | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Aidan Campos source | Original Image ⭷Feedback
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