Euphorbia maculata L.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Euphorbiaceae
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Scientific Name
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Description
Species Description - Milk-purslane; spotted s. Annual; stems prostrate or nearly so, to 4 dm, often forming circular mats, sparsely to densely villous or villous-puberulent; lvs dark green, often with a red spot, oblong or ovate-oblong to linear-oblong, mostly 5–15 mm and a third to half as wide, often widest below the middle; involucre cleft on one side a fourth to a third of its length; ovary and fr strigose, the fr 1,5 mm; styles 0.3–0.4 mm, bifid a fourth to a third their length; seeds quadrangular, 1 mm, nearly smooth or with a few inconspicuous transverse ridges, becoming mucilaginous when wet; 2n=28. Very abundant as a weed in lawns, gardens, and waste places, also in meadows and open woods; Que. to N.D., s. to Fla. and Tex., and intr. as a weed elsewhere in the world. June–Sept. (E. supina; Chamaesyce m.)
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Common Names
milk-purslane, spotted spurge