Geum calthifolium




Family Rosaceae
Subfamily Rosoideae
Tribe Colurieae
Scientific name Geum calthifolium Menzies ex Smith
Synonyms Acomastylis calthifolia (Menzies ex Smith) Bolle; Acomastylis calthifolia (Menzies ex Smith) Bolle var. nipponica (F. Bolle) H. Hara; Geum calthaefolium Smith; Geum calthaefolium Smith var. nipponicum (F. Bolle) Ohwi; Geum calthifolium Menzies ex Smith subsp. nipponicum (F. Bolle) R. L. Taylor et B. MacBryde; Geum calthifolium Menzies ex Smith var. nipponicum (F. Bolle) Ohwi
Common name (Japanese common name) miyama-daikon-sou (ミヤマダイコンソウ, 深山大根草 [meaning: high mountain white radish weed])
(English common name) calthaleaf avens
Distribution (Japan) Hokkaido, Honshu (north of Central region)
(Other nations) Russia (Far East), Canada, USA
Chromosomal number 2n=46 (6x)
Description Plants 10-30cm tall. Leaves leaflets 2-12cm long. Flowers yellow 15-20mm, flowering in July to August. Perennial plants.
Reference Geum calthifolium Menzies ex Sm.
Geum calthifolium Menzies ex Sm.
Compositions and methods for modulating pigment production in plants (WIPO Patent WO/2007/027105)



May 2008
at Hokkaido University
Botanical Garden
May 2008
at Hokkaido University
Botanical Garden
May 2008
at Hokkaido University
Botanical Garden



May 2008
at Hokkaido University
Botanical Garden