Family | Alismataceae |
Scientific name | Sagittaria sagittifolia L. subsp. leucopetala (Miquel) Hartog ex Steenis |
Synonyms | Alisma sagittifolia Llanos; Sagittaria edulis Siebold ex Schlechtendal; Sagittaria hirundinacea Blume; Sagittaria japonica hort.; Sagittaria leucopetala (Miquel) Bergmans; Sagittaria obtusa Thunberg; Sagittaria sagittata Thunberg; Sagittaria sagittifolia sensu Hohen, non L.;Sagittaria sagittifolia L. subsp. leucopelata (Miquel) Hartog ex Steenis var. edulis (Schlechtendal) Rataj; Sagittaria sagittifolia L. subsp. leucopelata (Miquel) Hartog ex Steenis var. leucopelata (Miquel) Hartog; Sagittaria sagittifolia var. edulis (Schlechtendal) Rataj; Sagittaria sagittifolia var. edulis Siebold ex Miquel; Sagittaria sagittifolia var. leucopetala Miquel; Sagittaria sinensis Sims; Sagittaria trifolia L.; Sagittaria trifolia L. forma longiloba Makino; Sagittaria trifolia L. var. edulis (Siebold ex Miquel) Ohwi; Sagittaria trifolia L. var. sinensis (Sims) Makino; Sagittaria trifolia L. var. typica Makino |
Common name | (Japanese common name) omo-daka (オモダカ, 面高 [meaning: face with craning neck]) |
(English common name) Chinese arrowhead, swamp-potato | |
Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
(Other nations) Russia, Korea, China, Taiwan, Philippines, Indonesia, Bhutan, Nepal, India, Pakistan, Afghanistan, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Iran | |
Habitat | Swamp |
Chromosomal number | 2n=22 |
Description | Leaves 7-15cm long. Scapes 20-80cm tall. Flowers white 1.5-2cm, flowering in July to October. Perennial plants. |
Reference | Sagittaria sagittifolia L. subsp. leucopetala (Miq.) Hartog |
Sagittaria trifolia Linn. |
July 2007 at rice paddy |
July 2007 at rice paddy |
July 2007 at rice paddy |
September 2006 at lowland swamp |