Anemone debilis

Family Ranunculaceae
Subfamily Ranunculoideae
Tribe Anemoneae
Scientific name Anemone debilis Fischer ex Turczaninow
Synonyms Anemonoides debilis (Fischer ex Turczaninow) Holub
Common name (Japanese common name) hime-ichige (ヒメイチゲ, 姫一華 [dwarf one flower weed])
(English common name) none
Distribution (Japan) Hokkaido, Honshu (north of Kinki region)
(Other nations) Russia (Fae East), China
Habitat Alpine or subalpine
Chromosomal number 2n=16
Description Leaves radical leaves consist of 3 leaflets, each 15-30mm long and 10-20mm wide, petioles 5-12cm long, involucral leaves consist of 3 leaflets each 1-5cm long and 3-10mm wide. Flowers ca. 1cm across, 5 white calyxs, flowering in May to July. Fruits ca. 3mm long. Perennial plants.
Reference Cytological studies in Ranunculaceae

Photo by Madame Popow
July 2008
at Mt. Tairappyo