Rohdea japonica

Family Ruscaceae (also placed in Liliaceae)
Scientific name Rohdea japonica (Thunberg) Roth
Synonyms Orontium japonicum Thunberg; Rohdea esquirolii H. Léveillé; Rohdea sinensis H. Léveillé
Common name (Japanese common name) omoto (オモト, 萬年青 [meaning: evergreen plants])
(English common name) Japanese sacred lily
Distribution (Japan) Honshu (west of Kanto region), Shikoku, Kyushu
(Other nations) China
Habitat Forest
Chromosomal number 2n=38
Description Leaves 30-50cm long, non hair. Scapes 8-18cm tall, non hair, bracts 2-3mm. Flowers flowering in May to July. Fruits red or merely yellow 1cm. Perennial plants.
References Rohdea japonica (Thunberg) Roth
Rohdea japonica (Thunb.) Roth
Rohdea japonica Roth
Enzymatic method for the isolation of dna from plant tissue (WIPO Patent WO/2004/056984)
Method of producing variegated plants (European Patent EP0257845/1991)
Process for producing plant extract containing plant powder (European Patent EP1407679/2004)
Remedies (European Patent EP1563841/2005)

July 2006
at my home

December 2007
at Ibaraki Prefecture
Botanical Garden