Taxon

Rhododendron maximum

 
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Rhododendron maximum - rosebay rhododendron, great rhododendron
Image: Ecker, Michael E. - The Dawes Arboretum
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Common name: rosebay rhododendron, great rhododendron
Family: Ericaceae (heath family)
Distribution: e. North America
Habitat: Stream banks, mesic woods; 0-1900 m
IUCN Red list: Least concern
Regional red list: Ohio Threatened Species
Hardiness: USDA Zone 3
Life form: Evergreen shrub
Comments: An evergreen shrub from 4-10' tall with a loose, open habit and twisted main branches. Usually on the lower end of the height scale outside its native range of eastern US. Large thick dark green leaves 4-8" long, add an attractive texture. Flowers are rose, pink to white spotted green or orange in June--later than most other rhododendrons. Grows wild along stream banks.
Links: • Germplasm Resources Information Network (GRIN Taxonomy) • USDA PLANTS Database - US Department of Agriculture • World Flora Online

Locations

  • 1: JPG: BC21 (BC21) • Accession: D0000-1291.001
  • 2: PKW: AP08 (AP08) • Accession: D1993-0703.002 • Origin: United States of America • Provenance: Wild of Known Origin
  • 3: VCA: AU13 (AU13) • Accession: D1991-0513.002 • Origin: United States of America • Provenance: Wild of Known Origin
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