Taxon: Rhododendron maximum L.

Genus: Rhododendron
  Subgenus: Hymenanthes
    Section: Ponticum
Family: Ericaceae
  Subfamily: Ericoideae
      Tribe: Rhodoreae
Nomen number: 31441
Place of publication: Sp. pl. 1:392. 1753
Name Verified on: 06-Jun-1995 by ARS Systematic Botanists. Last Changed: 12-Sep-2003
Species priority site is: National Arboretum (NA)
Accessions: 15 in National Plant Germplasm System (GoogleMap)

Common names:

Economic Importance:

  • Vertebrate poisons: mammals (fide Kingsbury)

Distributional Range:


  • Northern America

    • Eastern Canada: Canada - Nova Scotia
    • Northeastern U.S.A.: United States - Connecticut, - Maine, - Massachusetts, - New Hampshire, - New Jersey, - New York, - Ohio, - Pennsylvania, - Rhode Island, - Vermont, - West Virginia
    • Southeastern U.S.A.: United States - Alabama, - Georgia, - Kentucky, - Maryland, - North Carolina, - South Carolina, - Tennessee, - Virginia


  • Aldén, B., S. Ryman & M. Hjertson Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin). 2009 (Vara kulturvaxt namn)
  • Chamberlain, D. F. 1982. A revision of Rhododendron II. Subgenus Hymenanthes Notes Roy. Bot. Gard. Edinburgh 39:316.
  • Foster, S. & J. A. Duke A field guide to medicinal plants: Eastern/Central North America, 2nd ed. 2000 (EastC Med Pl)
  • Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2. 1991 (Glea Cron ed2)
  • Huxley, A., ed. The new Royal Horticultural Society dictionary of gardening. 1992 (Dict Gard)
  • Kartesz, J. T. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 1994 (L US Can ed2)
  • Kingsbury, J. M. Poisonous plants of the United States and Canada. 1964 (Kingsbury)
  • Krüssmann, G. Manual of cultivated broad-leaved trees and shrubs (English translation of Handbuch der Laubgehölze. 1976). 1984 (Krussmann)
  • Luteyn, J. L. et al. 1996. Ericaceae of the southeastern United States (Castanea) 61:119.
  • Moerman, D. Native American ethnobotany, ed. 5. 1998 (Nat Amer Ethnobot)
  • Scoggan, H. J. The flora of Canada, 4 vol. 1978-1979 (F Canada)
  • Seymour, F. The flora of New England. 1969 (F NEng)
  • Terrell, E. E. et al. Agric. Handb. no. 505. 1986 (AH 505)
  • Walters, S. M. et al., eds. European garden flora. 1986- (Eur Gard F)

Check other web resources for Rhododendron maximum L. :


  • Seed: U.S. National Seed Herbarium image