EcoFlora - Euphorbia polygonifolia

Euphorbia polygonifolia L.
Family: Euphorbiaceae Seaside Sandmat [Chamaesyce polygonifolia (L.) Small] Daniel Sembroski	Gleason & Cronquist Indiana Flora Resources Vascular plants of NE US and adjacent Canada Prostrate, usually divergently branched or forming mats, glabrous throughout; lvs opposite, linear-oblong to lance-oblong, mostly 8-15 mm, entire, slightly inequilateral at base; appendages very small or none; fr 3-3.5 mm; seeds plump, smooth, compressed- ovoid, gray, 2-2.6 mm. Sand dunes and sandy beaches of the Atlantic from Que. to Ga., and of the Great Lakes, probably excluding Lake Superior. July-Oct. (Chamaesyce p.) Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp. ©The New York Botanical Garden. All rights reserved. Used by permission. From Flora of Indiana (1940) by Charles C. Deam This is a small prostrate species restricted to the beach of Lake Michigan. ...... Indiana Coefficient of Conservatism: C = 10 Wetland Indicator Status: UPL
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