Spurge

Garden Spurge

Scientific Name – Chamaesyce hirta (L.) Millsp.
[Euphorbia hirta L.]
Family – Euphorbiaceae
Taprooted annual with erect to sprawling, very hairy, branched stems. Leaves with an unequal base, teeth on margins, hairy. Flowers tiny in clusters at stem tip and from base of leaves, hairy. Reproduces by seed. Occurs in disturbed and waste areas. Found from South Carolina south throughout Florida and west to Alabama. Also found in the West Indies, Mexico, Central and South America.
Roundleaf Spurge

Scientific Name –
Chamaesyce cordifolia (Ell.) Small
[Euphorbia cordifolia Ell.]
Family – Euphorbiaceae
Mat-forming annual with much-branched, smooth stems not rooting at the nodes. Stems with “milky sap”. Leaves round, or nearly so, with smooth margins and lopsided bases. Capsule smooth, three-lobed and three-seeded. Reproduces by seed. Found in sandy areas. Occurs from North Carolina, south through Florida and west into Texas.

Spotted Spurge (Prostrate Spurge)

Scientific Name –
Chamaesyce hyssopifolia (L.) Small
[Euphorbia maculata L.]
Family – Euphorbiaceae
Summer annual with freely branched prostrate stems that do not root at the nodes. Stems smooth or hairy, with “milky” sap. Leaves opposite, usually with a reddish spot, not symmetrical. Occurring in any disturbed area. Found in the eastern United States, west to North Dakota and Texas and into California and Oregon. Also occurs in Canada, Mexico, Central America, South America, Japan, New Zealand, and Lebanon. Prostrate spurge [Chamaesyce humistrata] is similar but roots at the nodes. Both species reproduces by seed.

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