Ludwigia Parviflora
Ludwigia perennis
Description 4
Herbs erect, annual, with taproot. Stems 20-100 cm tall, branched, subglabrous or minutely puberulous on younger parts. Petiole 2-15 mm, winged; leaf blade narrowly elliptic to lanceolate, 1-11 × 0.3-2.7 cm, lateral veins 6-12 per side, submarginal vein inconspicuous, base narrowly cuneate, apex subacute. Sepals 4, rarely 5, deltate, (1.3-)2-3.5 mm, glabrous or minutely puberulous. Petals yellow, elliptic, 1-3 × 0.7-2 mm. Stamens as many as sepals, or rarely more; filaments 0.3-0.7 mm; anthers 0.5-0.7 mm; pollen in tetrads. Style 0.7-1.5 mm; stigma globose. Capsule often nodding, pale brown, oblanceoloid, terete, 3-16(-19) mm, 2.5-5 mm in diam., thinly walled, readily and irregularly loculicidal, glabrous or puberulous, sessile or pedicel to 6 mm. Seeds in 2 or more rows per locule, free, brown with fine brown lines, 0.3-0.5 mm, raphe very narrow and inconspicuous. Fl. and fr. Jul-Nov. 2n = 16.
Distribution 5
"Range Description: Ludwigia perennis is a paleo-tropical species. In India it is distributed in Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Gujarat, Goa, Kerala, Karnataka, Maharashtra, Manipur, Orissa, Punjab, Rajasthan, Sikkim, Tamil Nadu, Uttar Pradesh and West Bengal. Countries - Afghanistan; Australia; Bangladesh; Bhutan; Botswana; Chad; Congo, The Democratic Republic of the; Côte d'Ivoire; Guinea; India (Andaman Is. - Introduced, Andhra Pradesh, Arunachal Pradesh, Bihar, Goa, Gujarat, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Orissa, Punjab, Rajasthan, Sikkim, Tamil Nadu, Uttar Pradesh, West Bengal); Japan; Kenya; Malawi; Malaysia; Mali; Mozambique; Nepal; New Caledonia; Niger; Nigeria; Pakistan; Sri Lanka; Sudan; Tanzania, United Republic of; Uganda; Zambia; Zimbabwe"
General habitat 6
"Habitat and Ecology: It is an annual found in wet places, sandy river beds, along streams, and in rice fields. It is found growing at an altitude upto 1500 m. Systems: Terrestrial; Freshwater List of Habitats: 5, 5.1, 15, 15.7"
Flowring and fruiting 7
Aug-Oct.
Sources and Credits
- (c) Flavio Serafini, some rights reserved (CC BY-NC), https://www.flickr.com/photos/serafa/382033286/
- (c) J.M.Garg., some rights reserved (CC BY-SA), https://upload.wikimedia.org/wikipedia/commons/5/59/Ludwigia_perennis%2C_Narsapur%2C_Medak%2C_Andhra_Pradesh%2C_India_-_20081018_%28cropped%29.jpg
- (c) J.M.Garg., some rights reserved (CC BY-SA), https://upload.wikimedia.org/wikipedia/commons/b/bb/Ludwigia_perennis%2C_Narsapur%2C_Medak%2C_Andhra_Pradesh%2C_India_-_20081018_%28original%29.jpg
- (c) Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/5012233
- (c) India Biodiversity Portal, some rights reserved (CC BY), http://eol.org/data_objects/26321117
- (c) India Biodiversity Portal, some rights reserved (CC BY), http://eol.org/data_objects/26321116
- (c) Chandan Pandey, some rights reserved (CC BY-SA)
More Info
- iNat taxon page
- Atlas of Living Australia
- Biodiversity Heritage Library
- BOLD Systems BIN search
- eFloras.org
- Global Biodiversity Information Facility (GBIF)
- HOSTS - a Database of the World's Lepidopteran Hostplants
- IPNI (with links to POWO, WFO, and BHL)
- SEINet Symbiota portals
- Tropicos
- World Flora Online
