Erigeron grandiflorus

Erigeron grandiflorus is a North American species of flowering plant in the daisy family known by the common names Rocky Mountain alpine fleabane[3] and largeflower fleabane.[4]

Erigeron grandiflorus
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Astereae
Genus:
Erigeron
Species:
E. grandiflorus
Binomial name
Erigeron grandiflorus
Hook. 1834 not Nutt. 1834 nor Hoppe ex DC. 1836 nor Sessé & Moc. 1894[1]
Synonyms[2]

Erigeron simplex Greene

Erigeron grandiflorus is native to the Rocky Mountains and other nearby mountain ranges of western Canada and the western United States, from Alberta and British Columbia south to New Mexico and Arizona.[3][5]

Erigeron grandiflorus is a perennial herb up to 25 cm (10 inches) tall, spreading by means of underground rhizomes. The plant generally produces only one flower heads per stem. Each head contains as many as 130 blue, pink, white, or purple ray florets surrounding numerous yellow disc florets.[3][6][7]

References
  1. The International Plant Names Index
  2. Erigeron grandiflorus Hook.
  3. Flora of North America, Erigeron grandiflorus Hooker, Fl. Bor.-Amer. 2: 18, plate 123. 1834. Rocky Mountain alpine fleabane
  4. "Erigeron grandiflorus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 26 June 2015.
  5. Biota of North America Program 2014 county distribution map
  6. Hooker, William Jackson 1834. Flora Boreali-Americana 2(7): page 18 description in Latin
  7. Hooker, William Jackson 1834. Flora Boreali-Americana 2(7): plate CXXIII (123) line drawing of Erigeron grandiflorus


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