GRIP

GRIP



Taxon:  Rhododendron groenlandicum (Oeder) Kron & Judd



Summary
Genus:
Rhododendron
Subgenus:
Rhododendron
Section:
Rhododendron
Family:
Ericaceae
Subfamily:
Ericoideae
Tribe:
Rhodoreae
Nomen number:
417158
Place of publication:
Syst. Bot. 15:67. 1990
Verified:
09/12/2003 ARS Systematic Botanists.
Accessions:
0 (0  active, 0  available) in National Plant Germplasm System. 
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Basionym
Ledum groenlandicum Oeder

Homotypic Synonym(s)
Ledum palustre L. subsp. groenlandicum (Oeder) Hultén

Heterotypic Synonym(s)
Ledum latifolium Jacq.
No images


Reference(s)
  1. Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) www.skud.info
  2. Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2 Note: = Ledum groenlandicum
  3. Harmaja, H. 1991. Taxonomic notes on Rhododendron subsection Ledum (Ledum, Ericaceae), with a key to its species. Ann. Bot. Fenn. 28:173.
  4. Hébert, F. & N. Thiffault. 2011. The biology of Canadian weeds. 146. Rhododendron groenlandicum (Oeder) Kron and Judd. Canad. J. Pl. Sci. 91:725-738.
  5. Personal Care Products Council. INCI
Common names
English
Labrador-tea –
Swedish
bredbladig skvattram –
Distribution
order_codeStatusContinentSubcontinentCountryStateNote
1NativeNorthern AmericaEastern CanadaCanadaNew Brunswick 
1NativeNorthern AmericaEastern CanadaCanadaNewfoundland and Labrador 
1NativeNorthern AmericaEastern CanadaCanadaNova Scotia 
1NativeNorthern AmericaEastern CanadaCanadaOntario 
1NativeNorthern AmericaEastern CanadaCanadaPrince Edward Island 
1NativeNorthern AmericaEastern CanadaCanadaQuébec 
1NativeNorthern AmericaNorth-Central U.S.A.United StatesMinnesota 
1NativeNorthern AmericaNorth-Central U.S.A.United StatesWisconsin 
1NativeNorthern AmericaNortheastern U.S.A.United StatesConnecticut 
1NativeNorthern AmericaNortheastern U.S.A.United StatesMaine 
1NativeNorthern AmericaNortheastern U.S.A.United StatesMassachusetts 
1NativeNorthern AmericaNortheastern U.S.A.United StatesMichigan 
1NativeNorthern AmericaNortheastern U.S.A.United StatesNew Hampshire 
1NativeNorthern AmericaNortheastern U.S.A.United StatesNew Jerseyn.
1NativeNorthern AmericaNortheastern U.S.A.United StatesNew York 
1NativeNorthern AmericaNortheastern U.S.A.United StatesOhion.e.
1NativeNorthern AmericaNortheastern U.S.A.United StatesPennsylvania 
1NativeNorthern AmericaNortheastern U.S.A.United StatesVermont 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesIdahon.?
1NativeNorthern AmericaNorthwestern U.S.A.United StatesOregonn.w.
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWashingtonw.
1NativeNorthern AmericaSubarctic AmericaCanadaNorthwest Territories 
1NativeNorthern AmericaSubarctic AmericaCanadaYukon 
1NativeNorthern AmericaSubarctic AmericaGreenland  
1NativeNorthern AmericaSubarctic AmericaUnited StatesAlaska 
1NativeNorthern AmericaWestern CanadaCanadaAlberta 
1NativeNorthern AmericaWestern CanadaCanadaBritish Columbia 
1NativeNorthern AmericaWestern CanadaCanadaManitoba 
1NativeNorthern AmericaWestern CanadaCanadaSaskatchewan 
Native
Northern America
  • SUBARCTIC AMERICA: Canada [Northwest Territories, Yukon], Greenland, United States [Alaska]
  • EASTERN CANADA: Canada [Québec, Nova Scotia, Ontario, Prince Edward Island, New Brunswick, Newfoundland and Labrador]
  • WESTERN CANADA: Canada [Saskatchewan, Alberta, Manitoba, British Columbia]
  • NORTHEASTERN U.S.A.: United States [Connecticut, Maine, Massachusetts, Michigan, New Hampshire, New Jersey (n.), New York, Ohio (n.e.), Pennsylvania, Vermont]
  • NORTH-CENTRAL U.S.A.: United States [Minnesota, Wisconsin]
  • NORTHWESTERN U.S.A.: United States [Idaho (n.?), Oregon (n.w.), Washington (w.)]
Economic Uses
UsageTypeNoteReference
Medicinesfolklorefide CRC MedHerbs ed2, as Ledum groenlandicum; Herbs Commerce ed2, as Ledum groenlandicumMcGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2 American Herbal Products Association, Silver Spring, Maryland.
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2025. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://grip.mawarid.gov.om/gringlobal/taxon/taxonomydetail?id=417158. Accessed 15 May 2025.