Northeastern Asian Flora
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Hydrocharis dubia (Blume) Backer   (redirected from: Hydrocharis morsus-ranae var. asiatica (Miq.) Makino)
Family: Hydrocharitaceae
[Boottia renifolia Merr., moreHydrocharis asiatica Miq., Hydrocharis cellulosa Buch.-Ham. ex Prain, Hydrocharis morsus-ranae L., Hydrocharis morsus-ranae var. asiatica (Miq.) Makino, Hydrocharis parnassiifolia Hallier f., Hydrocharis parvula Hallier f., Limnobium dubium (Blume) Sh?fer-Fehre, Monochoria dubia (Blume) Miq., Pontederia dubia Blume]
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  • Japan Flora
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Japan Flora: Aquatic peren­nial; stems branched, leafy at the nodes; leaves rounded- cordate, 4-8 cm. long and as wide, long-petiolate, rounded at apex; flowers raised above the water; sepals narrowly oblong, green; petals rounded-cuneate, thinly membranous, white, yel­low at base, 12-15 mm. long and as wide; stamens 6-9, yel­low, with short-pilose filaments, the anthers introrse; stigmas 6, yellow, deeply bifid; fruit globose. Aug.-Oct. Ponds. 

Honshu, Shikoku, Kyushu; common. se. Asia and Australia.

 

Hydrocharis dubia
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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