puff, small leaf sensitive plant, dwarf sensitive plant, neptunia, water dead and awake
Species commonly cultivated
Neptunia oleracea Lour. (N. aquatica; N. prostrata (Lam.) Baill.) (Africa, Asia, Mexico, South America)
information not available
Neptunia plena (L.) Benth. is a weed in wetlands in Asia.
Perennial. Stems creeping, ascending, or floating; floating stems of spongy aerenchyma. Leaves alternate, bipinnate, sensitive; stipules present but not apparent on floating stems. Inflorescence a spherical head on an elongate peduncle. Flowers actinomorphic, dimorphic: upper flowers bisexual, lower male and often sterile; sepals small, tubular, campanulate, lobes 5; petals 5, yellow. Fruit a distinctive flattened seed pod. Dispersal by seeds.
wet ground, littoral, or in shallow water
Neptunia oleracea is an important vegetable herb in Southeast Asia. Eleven species are in the genus, with three aquatic. Neptunia aquatica is the name widely used in the aquarium and pond plant trade.