Erigeron uncialis

Erigeron uncialis is a North American species of flowering plant in the daisy family known by the common name lone fleabane.[1] It is native to the western United States, in the states of Nevada and California.[2][3]

Erigeron uncialis
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Tribe:
Astereae
Genus:
Erigeron
Species:
E. uncialis
Binomial name
Erigeron uncialis

Erigeron uncialis grows on cliff faces, usually limestone, often alongside various conifer trees. It is a clump-forming perennial herb rarely more than 7 centimeters (2.8 inches) tall, producing a taproot and a woody underground caudex. The inflorescence is made up of only one flower heads per stem. Each head contains 22–30 white or pink ray florets surrounding numerous yellow disc florets.[1]

Varieties[4][1]
  • Erigeron uncialis var. conjugans S.F.Blake - Nevada
  • Erigeron uncialis var. uncialis - California

References
  1. Flora of North America, Erigeron uncialis S. F. Blake, 1934. Lone fleabane
  2. Biota of North America Program 2014 county distribution map
  3. Calflora taxon report, University of California, Erigeron uncialis S.F. Blake var. uncialis, limestone daisy
  4. The Plant List, Erigeron uncialis S.F.Blake


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