Limnophyton obtusifolium (L.) Miq.

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Photo: Bart Wursten
BR

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Synonyms:	Sagittaria obtusifolia L.
Common names:
Frequency:
Status:	Native
Description:	Annual or perennial (semi-)aquatic herb, up to 1.5 m tall. Rhizome small; roots fibrous and spongy. Leaves emergent, erect; petiole up to 50 cm long, 3-angular in cross-section. Lamina sagittate, mostly hairless, with scattered pellucid dots, wider than the length ot the midrib and basal lobes as long or longer than the mid rib; veins 13-17, 3-4 pairs arising from the base, arching to the leaf apex, the others curving down towards the tips of the lobes. Inflorescence on a stout peduncle 0.3-1 m long, branched with 4-7 whorls of flowers. Flowers bisexual or some male in the basal whorls, with greenish petals and white petals. Fruit with up to 30 carpels, forming a globose head, 10-12 mm in diameter.
Notes:
Derivation of specific name:	obtusifolium: with obtuse leaves
Habitat:	Swamps, pools, seasonal pans and waterholes.
Altitude range: (metres)	Up to 1000 m
Flowering time:
Worldwide distribution:	Widespread in tropical and subtropical Africa, Madagascar, India, Sri Lanka, Indochina and Malaysia
Zimbabwe distribution:	N,W,E,S
Growth form:
Endemic status:
Red data list status:
Insects (whose larvae eat this species):
Spot characters:	Display spot characters for this species
Content last updated:	Saturday 22 October 2011
Literature:	Carter, S. (1960). Alismataceae FTEA Pages 9 - 11. (Includes a picture). Martins, E.S. & Catarino, L. (2009). Alismataceae FZ 12(2) Pages 8 - 10. (Includes a picture).

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Other sources of information about Limnophyton obtusifolium:

Flora of Mozambique: Limnophyton obtusifolium
African Plant Database: Limnophyton obtusifolium
Biodiversity Explorer (Biodiversity of southern Africa): Limnophyton obtusifolium
EOL (Encyclopedia of Life): Limnophyton obtusifolium
ePIC (electronic Plant Information Center): Limnophyton obtusifolium
Flora Zambesiaca web site: Limnophyton obtusifolium
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Limnophyton obtusifolium
IPNI (International Plant Names Index): Limnophyton obtusifolium
JSTOR Plant Science: Limnophyton obtusifolium
Kew Herbarium catalogue: Limnophyton obtusifolium
Kew Monocotyledon checklist: Limnophyton obtusifolium
Tropicos: Limnophyton obtusifolium
West African Plants database: Limnophyton obtusifolium