Carolinas and Georgia

352

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Lamiids: Lamiales

WEAKLEY'S FLORA (11/30/12):
Collinsonia canadensis   FAMILY Lamiaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Collinsonia canadensis   FAMILY Lamiaceae

INCLUDED WITHIN A taxonomic revision of Collinsonia (Peirson, Cantino, & Ballard, 2006)
Collinsonia canadensis

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 164-33-001:
Collinsonia canadensis   FAMILY Lamiaceae

 

COMMON NAME:
Northern Horsebalm, Citronella, Canada Stoneroot, Canada Horsebalm


map
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Look for it in cove forests, rich forests, esp over calcareous or mafic substrates, per Weakley's Flora

Forb
Perennial

Native to the Carolinas & Georgia
Documented growing wild in GA NC SC

Common

 

shade ...Moist

LEAVES:
Simple
Opposite

FLOWER:
Summer/Fall
Yellow
Bisexual
Bilaterally symmetrical
2-lipped calyx
2-lipped 5-lobed corolla
2 long-exserted stamens (usually)
Superior ovary

FRUIT:
Summer/Fall
Schizocarp of mericarps

 

TO LEARN MORE about this plant, look it up in a good book!



Collinsonia canadensis   FAMILY Lamiaceae

Northern Horsebalm, Citronella, Canada Stoneroot, Canada Horsebalm