Endemic
Treatment appears in FNA Volume 12. Treatment on page 269. Mentioned on page 268.

Involucral gland appendages present. Staminate flowers 5–9. Capsules 1.5–2 × 1.5–2.5 mm. Seeds 1.1–1.4(–1.6) × 0.9–1.2 mm.


Phenology: Flowering and fruiting midsummer–early fall.
Habitat: Sand barrens, riverbanks, disturbed sandy or gravelly areas.
Elevation: 0–1500 m.

Distribution

V12 695-distribution-map.jpg

Man., Colo., Ill., Ind., Iowa, Kans., La., Mich., Minn., Miss., Mo., Mont., Nebr., N.Mex., N.Dak., Okla., S.Dak., Tex., Utah, Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
Victor W. Steinmann +, Jeffery J. Morawetz +, Paul E. Berry +, Jess A. Peirson +  and Ya Yang +
Engelmann +
Anisophyllum +
Man. +, Colo. +, Ill. +, Ind. +, Iowa +, Kans. +, La. +, Mich. +, Minn. +, Miss. +, Mo. +, Mont. +, Nebr. +, N.Mex. +, N.Dak. +, Okla. +, S.Dak. +, Tex. +, Utah +, Wis. +  and Wyo. +
0–1500 m. +
Sand barrens, riverbanks, disturbed sandy or gravelly areas. +
Flowering and fruiting midsummer–early fall. +
Boston J. Nat. Hist. +
Chamaesyce geyeri +
Euphorbia geyeri var. geyeri +
Euphorbia geyeri +
variety +