Taxon

Rhododendron calendulaceum

 
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Rhododendron calendulaceum - flame azalea
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Common name: flame azalea
Family: Ericaceae (heath family)
Distribution: e. United States (App. Mountains)
Habitat: Mixed deciduous forests; 200-1000 m
IUCN Red list: Least concern
Regional red list: Ohio Endangered Species
Hardiness: USDA Zone 5
Life form: Deciduous shrub/Subshrub
Comments: This deciduous shrub can grow 8' tall with a spread of 15'. Summer foliage is medium green taking on yellow to red tints in fall. Valuable for its late flowers (May/June) that range in color from dark yellow to flaming orange-red.
Links: • Germplasm Resources Information Network (GRIN Taxonomy) • Ohio Division of Natural Area & Preserves: Rare Plants of Ohio • USDA PLANTS Database - US Department of Agriculture • World Flora Online

Locations

  • 1: APC: BM20 (BM20) • Accession: D2017-0620.003 • Origin: United States of America • Provenance: Wild of Known Origin
  • 2: APC: BM21 (BM21) • Accession: D2014-0747.002 • Origin: United States of America • Provenance: Wild of Known Origin
  • 3: • Accession: D2014-0747.003 • Origin: United States of America • Provenance: Wild of Known Origin
  • 4: APC: BM21 (BM21) • Accession: D2014-0747.007 • Origin: United States of America • Provenance: Wild of Known Origin
  • 5: AZA: BC13 (BC13) • Accession: D1997-0837.001 • Origin: United States of America • Provenance: Wild of Known Origin
  • 6: AZA: BC13 (BC13) • Accession: D1997-0837.002 • Origin: United States of America • Provenance: Wild of Known Origin
  • 7: AZA: BC13 (BC13) • Accession: D1997-0837.003 • Origin: United States of America • Provenance: Wild of Known Origin
  • 8: AZA: BD13 (BD13) • Accession: D1991-0512.001 • Origin: United States of America • Provenance: Wild of Known Origin
  • 9: AZA: BD14 (BD14) • Accession: D1991-0512.004 • Origin: United States of America • Provenance: Wild of Known Origin
  • 10: AZA: BD14 (BD14) • Accession: D1991-0512.005 • Origin: United States of America • Provenance: Wild of Known Origin
  • 11: AZA: BD14 (BD14) • Accession: D2014-0215.001 • Origin: United States of America • Provenance: Wild of Known Origin
  • 12: AZA: BD15 (BD15) • Accession: D1988-0015.004 • Provenance: Cultivated of Garden Origin
  • 13: AZA: BD15 (BD15) • Accession: D1988-0887.001 • Provenance: Cultivated of Garden Origin
Cluster Area Area
Individual Individual