Notes:
There are two species of Blue Cohosh: Caulophyllum thalictroides (this one) and Caulophyllum giganteum. Caulophyllum thalictroides (the one on this page) generally has lighter greenish flowers which bloom after the leaves have opened. Caulophyllum giganteum has dark purple/red flowers which open with or before the leaves.
Origin and Meaning of Names:
Scientific Name: thalictroides: like "thalictrum"
PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.
(Range map provided courtesy of the USDA website
and is displayed here in accordance with their
Policies)
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