Astilbe thunbergii var. congesta




Family Saxifragaceae
Scientific name Astilbe thunbergii (Siebold & Zuccarini) Miquel var. congesta H. Boissieu
Synonyms Astilbe congesta (H. Boissieu) Nakai; Astilbe odontophylla Miquel
Common name (Japanese common name) tori-ashi shoma (トリアシショウマ, 鳥足升麻 [meaning: bird foots shoma (shoma = Cimicifugae Rhizoma)])
(English common name) none
Distribution (Japan) Hokkaido, Honshu (north of Central region)
(Other nations) none
Chromosomal number 2n=14
Description Leaves leaflets 5-12cm long, 4-10cm wide. Plants scapes 40-100cm tall. Flowers inflorescences 12-25cm long, white or pale yellow petals each 4-6mm long, flowering in July to August. Prerennial plants.
Reference Astilbe thunbergii (Siebold & Zucc.) Miq. var. congesta H. Boissieu
Note Native to Japan.



July 2007
at Ibaraki Prefecture
Botanical Garden
July 2007
at Ibaraki Prefecture
Botanical Garden
July 2007
at Ibaraki Prefecture
Botanical Garden



July 2007
at Ibaraki Prefecture
Botanical Garden