Apocynum × floribundum

Apocynum × floribundum, the intermediate dogbane, is a member of the family Apocynaceae. It is widespread across Canada, the United States, and northern Mexico.[1][2][3][4]

Intermediate dogbane
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Gentianales
Family: Apocynaceae
Genus: Apocynum
Species:
A. × floribundum
Binomial name
Apocynum × floribundum
Greene 1893
Synonyms[1]
  • Apocynum × vestitum Greene 1894
  • Apocynum × medium Greene 1897
  • Apocynum × speciosum G.S.Mill. 1900
  • Apocynum × urceolifer G.S.Mill. 1900
  • Apocynum × lividum Greene 1901
  • Apocynum × milleri Britton 1901
  • Apocynum × andrewsii Greene 1902
  • Apocynum × divergens Greene 1902
  • and many more

Intermediate dogbane is believed to be of hybrid origin because its characteristics are intermediate between A. cannabinum (dogbane) and A. androsaemifolium (spreading dogbane).[1]

References
  1. Kew World Checklist of Selected Plant Families
  2. Biota of North America Program 2013 county distribution map
  3. Douglas, G.W., Meidinger, D. & Penny, J.L. (2002). Rare Native Vascular Plants of British Columbia , ed. 2: 1-358. Province of British Columbia.
  4. Larson, J., Reif, B., Nelson, B.E. & Hartman, R.L. (2014). Floristic studies in North Central New Mexico, U.S.A. the Sange de Cristo mountains. Journal of the Botanical Research Institute of Texas 8: 271-303.


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