Sagittaria sagittifolia subsp. leucopetala




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