Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Whorled Milkweed at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Gentianales
WEAKLEY'S FLORA (11/30/12):
Asclepias verticillata
FAMILY
Apocynaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Asclepias verticillata
FAMILY
Asclepiadaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 157-01-003:
Asclepias verticillata
FAMILY
Asclepiadaceae
COMMON NAME:
Whorled Milkweed, Narrowleaf Milkweed
Click or hover over the thumbnails to see larger pictures.
Richard and Teresa Ware rtw_a_verticillata_b
June
Horns very narrowly triangular, much surpassing the hoods, per Wildflowers in the Field and Forest.
JK Marlow jkm130718_440
July McDowell County NC
Conspicuous whorls of linear leaves on a slender stem make this easy to ID, per Atlantic Coastal Plain Wildflowers.
Will Stuart wil_8447573271_aff39a84fe
July Anson County NC
The petals turned downward, the upright hoods topped by protruding horns, per Atlantic Coastal Plain Wildflowers.
Steve Marlow snm102712_009
October Pickens County SC
Glassy Mountain Heritage Preserve
Narrow spindle-shaped follicles, 2-3" long, dehiscent along 1 suture, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.