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Chamaesyce maculata (Spotted spurge)
Smith, R.W.

Chamaesyce maculata

Chamaesyce maculata (L.) Small

Spotted Spurge, Spotted Euphorbia, Spotted Sandmat, Milk Purslane, Prostrate Spurge

Euphorbiaceae (Spurge Family)

Synonym(s): Chamaesyce mathewsii, Chamaesyce supina, Chamaesyce tracyi, Euphorbia maculata, Euphorbia supina

USDA Symbol: CHMA15

USDA Native Status: L48 (N), HI (I), CAN (I)


From the Image Gallery

36 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Leaf Arrangement: Opposite
Leaf Shape: Oblong
Leaf Margin: Entire
Leaf Base: Oblique
Breeding System: Monoecious
Fruit Type: Capsule
Size Notes: Stems usually prostrate, occasionally ascending, up to about 18 inches long.

Bloom Information

Bloom Color: White , Pink
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov


USA: AL , AR , CT , FL , GA , IA , IL , IN , KS , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , ND , NE , NH , NJ , NY , OH , OK , PA , RI , SC , SD , TN , TX , VA , VT , WI , WV
Canada: NB , NS , ON , QC

Growing Conditions

Light Requirement: Sun
Soil Moisture: Dry

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Chamaesyce maculata in USDA Plants
FNA: Find Chamaesyce maculata in the Flora of North America (if available)
Google: Search Google for Chamaesyce maculata


Record Modified: 2023-01-05
Research By: Joseph A. Marcus

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