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Erigeron trifidus : ウィキペディア英語版 | Erigeron trifidus
''Erigeron trifidus'' is a Canadian species of flowering plant in the daisy family known by the common name Alberta fleabane.〔 It is native to the Provinces of Alberta and British Columbia in western Canada.〔(Biota of North America Program 2014 county distribution map )〕 ''Erigeron trifidus'' grows on talus and scree slopes in alpine zones at high elevations. It is a small perennial herb rarely more than 10 centimeters (4 inches) tall, producing a branching underground caudex. Leaves are usually 3-lobed, up to 3 cm (1.2 inches) long. The inflorescence is made up of only one flower heads per stem. Each head contains 20–40 white, lavender, or pink ray florets surrounding numerous yellow disc florets.〔(Flora of North America, ''Erigeron trifidus'' Hooker, 1834. Alberta fleabane )〕 ==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 trifidus」の詳細全文を読む
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