Diphylleia grayi




Family Berberidaceae
Subfamily Berberidoideae
Tribe Berberideae
Subtribe Epimediinae
Scientific name Diphylleia grayi F. Schmidt
Synonyms Diphylleia cymosa Michaux subsp. grayi (Maximovicz) Kitamra; Diphylleia cymosa Michaux subsp. grayi (Maximovicz) Kitamura var. incisa (Takeda) T. Shimizu; Diphylleia cymosa Michaux var. incisa (Takeda ex Takeda & Tanabe) T. Shimizu; Diphylleia cymosa Michaux ver. grayi Maximovicz; Diphylleia grayi F. Schmidt var. incisa Takeda
Common name (Japanese common name) san-kayou (サンカヨウ, 山荷葉 [meaning: mountain lotus leave])
(English common name) umbrella leaf
Distribution (Japan) Hokkaido, Honshu (except of Yamaguchi Prefecture)
(Other nations) Russia (Sakhalin)
Habitat Subalpine or mountane forest
Chromosomal number 2n=12
Description Plants 30-50cm tall. Leaves ca. 30cm long, ca. 20-35cm wide. Flowers white ca. 2cm across, flowering in April to July. Fruits blue ca. 1.5cm across. Perennial plants.
Reference Diphylleia grayi F.Schmidt



April 2007
at Akagi Natural Park
April 2007
at Akagi Natural Park



April 2007
at Yukiguni Botanical Garden
April 2007
at Yukiguni Botanical Garden
April 2007
at Yukiguni Botanical Garden



July 2008
at Alpine Bitanical Garden
in Yuzawa Highland
July 2008
at Alpine Bitanical Garden
in Yuzawa Highland