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''Erigeron peregrinus'' is a North American species of flowering plants in the daisy family known by the common name wandering fleabane.〔 ''Erigeron peregrinus'' is native to northwestern North America from Alaska to Oregon.〔(Biota of North America Program 2014 state-level distribution map )〕〔Welsh, S. L. 1974. Anderson's Flora of Alaska and Adjacent Parts of Canada i–xvi, 1–724. Brigham Young University Press, Provo〕〔Hultén, E. 1968. Flora of Alaska and Neighboring Territories; A Manual of the Vascular Plants i–xxi, 1–1008. Stanford University Press, Stanford. 〕〔Cody, W. J. 1996. Flora of the Yukon Territory i–xvii, 1–669. NRC Research Press, Ottawa. 〕 Some populations from farther south (California, Colorado, etc.) were formerly considered as belonging to this species, but they have now either been moved to other taxa or recognized as distinct species.〔(Tropicos, ''Erigeron peregrinus'' (Banks ex Pursh) Greene )〕〔 ''Erigeron peregrinus'' is a perennial herb up to 70 centimeters (28 inches) in height, spreading by means of underground rhizomes. It has hairless to hairy leaves reaching up to 10 centimeters long at the base of the branching stem, getting smaller higher up on the stem. The plant usually produces only one flower head per stem, each with 30–80 blue, purple, pink, or white ray florets surrounding numerous disc florets.〔 ;Varieties〔(Flora of North America, Erigeron peregrinus (Banks ex Pursh) Greene, 1897. Wandering fleabane )〕〔(The Plant List, ''Erigeron peregrinus'' (Banks ex Pursh) Greene )〕 *''Erigeron peregrinus'' var. ''peregrinus'' - Alaska, Yukon, British Columbia, Alberta *''Erigeron peregrinus'' var. ''thompsonii'' (S.F.Blake ex J.W. Thompson) Cronquist - Oregon, Washington ==References== 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Erigeron peregrinus」の詳細全文を読む スポンサード リンク
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