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
Whorled Milkweed, Narrowleaf Milkweed
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Richard and Teresa Ware rtw_a_verticillata_b
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.