Dig deeper at SERNEC, a consortium of southeastern herbaria.

Named as E. commutatus in older references. Read more at Vascular Plants of North Carolina.

The 2022 draft of Weakley's Flora does not recognize varieties, but does discuss them. Var. erecta has all the cauline leaves oblanceolate and with petioles 5-12mm long; var. commutata has leaves varying from oblanceolate to obovate or ovate, the upper leaves usually broad and sessile. Read more by downloading the full PDF.

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Euphorbia commutata   FAMILY Euphorbiaceae

SYNONYMOUS WITH Flora of North America

Euphorbia commutata

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 107-11-005:

Euphorbia commutatus   FAMILY Euphorbiaceae

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Euphorbia commutata var. commutata

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)

Euphorbia commutata var. erecta

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Galarhoeus austrinus

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)

Galarhoeus commutatus

COMMON NAME:
Woodland Spurge, Tinted Spurge, Wood Spurge

         To see larger pictures, click or hover over the thumbnails.

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_tico3_001_lvd

        

JK Marlow    jkm100313_136b

March    Gadsden County    FL

Angus Gholson Nature Park

Richard and Teresa Ware    rtw_euphorbia_commutata_2

March        

Crescent-shaped yellow glands in involucre give "flowers" their color, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians (Horn, Cathcart, Hemmerly, & Duhl, 2005).

Richard and Teresa Ware    rtw_euphorbia_commutata_9

March        

Stem leaves usually pale yellow-green, mostly sessile, shallowly toothed, per Wildflowers of Tennessee (Carman, 2005).

Ed Pivorun    ebp090404_5021

April    Walker County    GA

Pigeon Mountain

Leaves of umbel broadly triangular-reniform, tending to be fused together, per Wildflowers of Tennessee (Carman, 2005).

JK Marlow    jkm090404_204

April    Walker County    GA

Pigeon Mountain

JK Marlow    jkm090404_209

April    Walker County    GA

Pigeon Mountain

WEAKLEY'S FLORA OF THE SOUTHEASTERN US (4/24/22):
Euphorbia commutata   FAMILY Euphorbiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Euphorbia commutata   FAMILY Euphorbiaceae

SYNONYMOUS WITH Flora of North America
Euphorbia commutata

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 107-11-005:
Euphorbia commutatus   FAMILY Euphorbiaceae

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Euphorbia commutata var. commutata

INCLUDING Britton & Brown Illus Flora of Northeast US & adjacent Canada (Gleason, 1952)
Euphorbia commutata var. erecta

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Galarhoeus austrinus

INCLUDING Manual of the Southeastern Flora (Small, 1933, 1938)
Galarhoeus commutatus