Hylomecon japonica forma dissecta




Family Papaveraceae
Subfamily Chelidonioideae
Scientific name Hylomecon japonica (Thunberg) Prantl & Kündig forma dissecta (Franchet & Savatier) Okuyama
Synonyms Chelidonium japonicum Thunberg forma dissectum (Franchet & Savatier) Ohwi; Hylomecon japonica (Thunberg) Prantl & Kündig var. dissecta (Franchet & Savatier) Franchet & Savatier ex Matsumune; Stylophorum japonicum (Thunberg) Miquel var. dissectum Franchet & Savatier
Common name (Japanese common name) yamabuki-sou (セリバヤマブキソウ, 芹葉山吹草 [meaning: seri lieved yamabuki like weed (seri = Oenanthe javanica; yamabuki = Kerria japonica)])
(English common name) none
Distribution (Japan) Honshu, Shikoku, Kyushu
(Other nations) unknown
Habitat Mountane forest
Chromosomal number inknown
Description Scapes 25-40cm tall. Flowers yellow 3-4cm across, flowering in April to May. Perennial plants.
Reference Hylomecon japonica (Thunb.) Prantl
Plant germination inhibitor and method of use thereof (US Patent 20070274956)
Note Relatively rare.



May 2009
at Karuizawa Botanical Garden
May 2009
at Karuizawa Botanical Garden
May 2009
at Karuizawa Botanical Garden



May 2009
at Karuizawa Botanical Garden