Asarum heterotropoides




Family Aristolochiaceae
Scientific name Asarum heterotropoides F. Schmidt
Synonyms Asiasarum heterotropoides (F. Schmidt) F. Maekawa
Common name (Japanese common name) oku-ezo-sashin (オクエゾサイシン, 奥蝦夷細辛 [meaning: mountane Ezo hollyhock (Ezo = an old name of Hokkaido)])
(Chinese common name) xi xin (細辛)
(English common name) none
Distribution (Japan) Hokkaido, Honshu (northern area)
(Other nations) none
Habitat Mountane forest
Chromosomal number 2n=26
Description Leaves 5-8cm long. Flowers dark purple 12-15mm long, flowering in May to June. Perennial plants.
Reference Asarum heterotropoides F. Schmidt
Listing of Botanical Ingredients of Concern: Attachment A - Botanicals Known or Suspected to Contain Aristolochic Acid



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
May 2008
at Hokkaido University
Botanical Garden