Ludwigia ovalis




Family Onagraceae
Subfamily Ludwigioideae
Scientific name Ludwigia ovalis Miquel
Synonyms Ludwigia palustris (L.) Elliott var. ovalis (Miquel) H. Léveillé
Common name (Japanese common name) mizu-yukinoshita (ミズユキノシタ, 水雪下 [meaning: water yukinoshita (yukinoshita = Saxifraga stolonifera)])
(English common name) none
Distribution (Japan) Honshu, Shikoku, Kyushu
(Other nations) Korea, China, Taiwan
Habitat Swamp
Chromosomal number 2n=32
Description Plants creeping 20-40cm long. Leaves 1-2.5cm long, 1-1.8cm wide. Flowers green sepals ca. 2mm long, flowering in July to October. Seeds 4-5mm long. Perennial plants.
Reference Ludwigia ovalis Miquel
Ludwigia ovalis Miq.
Ludwigia ovalis Miq.
Medicinal drug and methods of manufacturing the same (US Patent 7368133/2008)
Note Rare species.



July 2009
at Tsukuba Botanical Garden
July 2009
at Tsukuba Botanical Garden
July 2009
at Tsukuba Botanical Garden



July 2009
at Tsukuba Botanical Garden