Dig deeper at SERNEC, a consortium of southeastern herbaria.
Learn more about Common Blue Cohosh from the Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Ranunculales
Manual of the Southeastern Flora (Small, 1933)
Common Blue Cohosh, Papooseroot, Green Vivian
Click or hover over the thumbnails to see larger pictures.
JK Marlow jkm120330_226
March Pickens County SC
All parts of the plant have a whitish cast, per Guide to the Wildflowers of SC.
JK Marlow jkm120403_442
April Henderson County NC
Holmes Educational Forest
The oval leaflets are irregularly lobed above the middle, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
Keith Bradley kab_c_thalictroides_0849
April Polk County NC
The six petal-like sepals are yellow-green to purple-green, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
Richard and Teresa Ware rtw_c_thalictroides_61
True petals are the small yellowish glands at the base of petaloid sepals, per Wildflowers of the Southern Mountains.
JK Marlow jkm060508_087
May Macon County NC
Nantahala National Forest: Wayah Ranger District
Black Cohosh on the left; Blue Cohosh on the right
JK Marlow jkm120523_195
May Graham County NC
Joyce Kilmer Memorial Forest
1 large ternately decompound leaf above inflorescence, 1(2) smaller below, per Wildflowers of Tennessee.
JK Marlow jkm070703_089
July Raleigh County WV
The specific epithet "thalictroides" means resembling Thalictrum.
COMPARE leaves that resemble Thalictrum
JK Marlow jkm060806_022
August Polk County NC
Fruits are dark blue, poisonous, and berry-like, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.