Invasive Alien Species
Species Name: Nymphoides indica
- Family Name:
- Limnanthemum indicum (L.) Griseb.
- Tropical America
- Perrenial freshwater plant, floating by dying of main stem, 30-150 cm long. Rhizome short, many-stemmed. Petiole of floating leaves 1.5-4 cm long; lowermost leaves in a rosette, submerged with small or without blades; higher ones rather thick on the lower surface, reddish or green, 6-30 x 6-30 cm. Older stems bearing a flower fascicle, a single floating leaf, a bunch of root and a lateral branch, which grows in the same way as the main stem. Inflorescence above water, actinomorphic, faintly fragrant, bisexual, heterodistylous; pedicels 4-12 cm; calyx deeply split, 5-9 mm long; corolla tube 3.5-4.5 mm long, white, on the inner surface and along the margins densely covered with long white hairs. Fruit ellipsoid-globose, ripening under water; seeds numerous, lens-shaped
- Invaded Habitat:
- In shallow, stagnant or slow-flowing water, usually in pools and ditches and margins of the lakes, inundated rice fields.
- Throughout Indonesia except Kalimantan
- Occurs at 0-1 900 m altitude. Seed set occurs only when long and short style plants are crossed.
- Backer , C. A. & R. C. Bakhuizen Van Den Brink. 1965. Flora of Java. Vol. II. N.V. P. Noordhoff. Groningen, Netherlands.
- Pancho, J. V. and M. Soerjani. 1978. Aquatic Weeds of Southeast Asia. Univ. of the Philippines at Los Banos and SEAMEO BIOTROP, Bogor.
- Soerjani, M., AJG.H. Kostermans, G. Tjirosoepomo & 1987. Weeds of Rice in Indonesia. Balai Pustaka. Jakarta.