Grown habit: Vine
Duration: Perennial
Synonyms:
= Atragene americana Sims
= Atragene occidentalis Hornem.
= Clematis verticillaris DC.
= Clematis verticillaris DC. var. cacuminis Fernald
= Clematis verticillaris DC. var. grandiflora B. Boivin
Clematis occidentalis var. occidentalis
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 2: 126.
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Distribution in USA and Canada (*)
USA (CT, DE, IA, IL, MA, MD, ME, MI, MN, NC, NH, NJ, NY, OH, PA, RI, VA, VT, WI, WV), CAN (NB, NS, ON, QC)
Map for Clematis occidentalis (Hornem.) DC. var. occidentalis
(*) USDA, NRCS. 2009. The PLANTS Database (http://plants.usda.gov, 28 August 2009). National Plant Data Center, Baton Rouge, LA 70874-4490 USA
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