...Moist
Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Northern Horsebalm at Vascular Plants of North Carolina.
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
Click or hover over the thumbnails to see larger pictures.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_coca4_001_lvd
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JK Marlow jkm200415_3905
April Greenville County SC
Upper leaf surface is hairless to sparsely short-pubescent, per www.illinoiswildflowers.info.
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JK Marlow jkm200415_3906
April Greenville County SC
Leaves 2-6" long, usually ovate in shape, margins coarsely serrate-crenate, per www.illinoiswildflowers.info.
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JK Marlow jkm100515_103
May Henderson County NC
Pisgah National Forest: Pisgah Ranger District
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JK Marlow jkm100515_105
May Henderson County NC
Pisgah National Forest: Pisgah Ranger District
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JK Marlow jkm120704_435
July Greenville County SC
Ashmore Heritage Preserve
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Gill Newberry gn08_c_canadensis
August
3 or more pairs of oval leaves, spaced rather evenly along the stem, per Wildflowers of Tennessee, the Ohio Valley, and the Southern Appalachians.
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Gill Newberry gn08_c_canadensis_flowers
August
Calyx zygomorphic, 2-lipped, upper lip 3-toothed, lower lip with 2 long teeth, per Vascular Flora of the Carolinas.
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JK Marlow jkm150827_980
August Haywood County NC
Corneille Bryan Native Garden
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JK Marlow jkm0309l_02
September Rutherford County NC
Chimney Rock Park
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JK Marlow jkm0509k_24
September Transylvania County NC
Silver Run Preserve
A 2-cleft long-exserted stigma and (usually) 2 long-exserted stamens, per Vascular Flora of the Carolinas.
COMPARE
flowers of Horsebalm species
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JK Marlow jkm0509l_18
September Transylvania County NC
Silver Run Preserve
An open pyramidal panicle of lemon-scented yellow flowers, per Wildflowers of the Southern Mountains.