| Family | Araceae |
| Subfamily | Orontioideae |
| Scientific name | Lysichiton camtschatcense (L.) Schott |
| Synonyms | Arctiodracon camtschaticum (Sprengel) A. Gray; Arctiodracon japonicum A. Gray; Dracontium camtschatcense L.; Lysichiton album Makino; Lysichiton camtschatcense (L.) Schott var. album hort.; Lysichiton camtschatcensis (L.) Schott; Lysichiton japonicus (A. Gray) Schott ex Miquel; Pothos camtschaticus Sprengel |
| Common name | (Japanese common name) mizu-basho (ミズバショウ, 水芭蕉 [meaning: water banana]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu (north of Kinki region) |
| (Other nations) Russia (Far East) | |
| Habitat | (Hokkaido) swamp; (Honshu) subalpine or mountane swamp |
| Chromosomal number | 2n=28 |
| Description | Leaves ca. 80cm long (after flowering). Scapes 30cm tall (after flowering; including inflorescences). Flowers white bracts 9-11cm long, inflorescences 2-3cm long in flowering time, 6-12cm long and 2.5-5cm wide after flowering, 4 perianths each 2mm long, flowering in April to July. Perennial plants. |
| Reference | Lysichiton camtschatcensis (L.) Schott |
| Lysichiton Schott | |
| Cosmetics (US Patent 6497889/2002) | |
| Note | Lysichiton americanus E. Hultén and H. St. John in the United States has yellow flowers. |
| April 2007 at Yukiguni Botanical Garden |
April 2007 at Yukiguni Botanical Garden |
April 2007 at Yukiguni Botanical Garden |
| April 2007 at Nikko Botanical Garden |
April 2007 at Nikko Botanical Garden |
April 2007 at Nikko Botanical Garden |