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Chamaesyce missurica (Prairie sandmat)
Lynn, Janice

Chamaesyce missurica

Chamaesyce missurica (Raf.) Shinners

Prairie Sandmat, Missouri Spurge

Euphorbiaceae (Spurge Family)

Synonym(s): Chamaesyce missurica var. calcicola, Chamaesyce missurica var. petaloidea, Chamaesyce nuttallii, Chamaesyce petaloidea, Chamaesyce zygophylloides, Euphorbia missurica, Euphorbia missurica var. intermedia, Euphorbia missurica var. petaloidea, Euphorbia nuttallii, Euphorbia petaloidea

USDA Symbol: CHMI8

USDA Native Status: L48 (N)


From the Image Gallery

8 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Leaf Arrangement: Opposite
Leaf Shape: Linear
Leaf Pubescence: Glabrous
Leaf Margin: Entire
Breeding System: Flowers Unisexual
Fruit Type: Capsule
Size Notes: Up to about 3 feet tall.
Fruit: White or brown.

Bloom Information

Bloom Color: White , Pink
Bloom Time: May , Jun , Jul , Aug
Bloom Notes: Staminate flowers 24-53 per receptacle; pistillate flower 1.


USA: AR , CO , IA , KS , MN , MO , MT , ND , NE , NM , OK , SD , TX , WY
Native Habitat: Rocky or sandy soils, dry prairies, waste places, roadsides, and open woodlands.

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


Record Modified: 2023-02-01
Research By: TWC Staff

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