Persicaria nepalensis (Meisn.) H. Gross

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Photo: Bart Wursten
Near Dam 1, Chelinda Camp, Nyika National Park

Photo: Bart Wursten
Zovo Chipolo Trail, Nyika National Park

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Synonyms:	Persicaria alata (Buch.-Ham. ex D. Don) Nakai Polygonum alatum Buch.-Ham. ex Spreng. Polygonum nepalense Meisn. Polygonum perforatum Meisn. Polygonum punctatum Buch.-Ham. ex D. Don Polygonum punctatum Buch.-Ham. ex D. Don var. alatum Buch.-Ham. ex D. Don
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Description:	A spreading or procumbent annual herb, rooting at the nodes. Stem green, brownish or red, ascending up to 50 cm, hairless or with scattered gland-tipped hairs. Leaves ovate to ovate-deltate, up to 6 cm long, contracted and decurrent below for up to 1.5 cm forming a false petiole with auricles at the base, hairless or with scattered hairs, gland-dotted beneath. Ocrea brown, membranous, 6–8 mm long, entire at the apex. Flowers in small, dense heads 6–9 mm in diameter, c. 12-flowered, subtended by a sessile involucral leaf; peduncles up to 5 cm long, with glandular hairs below the inflorescence. Perianth whitish, creamy-white or bluish-pink, c. 3 mm long, with 4 elliptic lobes as long as the tube; anthers dark bluish.
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Derivation of specific name:	nepalensis: of Nepal.
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Worldwide distribution:	Widespread in tropical Asia, Africa and Madagascar.
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Literature:	Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 227. as Polygonum nepalense Nogueira, I., Ortiz, S. & Paiva, J.A.R. (2006). Polygonaceae Flora Zambesiaca 9(3) Pages 5 - 6. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 85.

Other sources of information about Persicaria nepalensis:

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Flora of Malawi: Persicaria nepalensis
Flora of Zambia: Persicaria nepalensis

External websites:

African Plants: A Photo Guide (Senckenberg): Persicaria nepalensis
BHL (Biodiversity Heritage Library): Persicaria nepalensis
EOL (Encyclopedia of Life): Persicaria nepalensis
GBIF (Global Biodiversity Information Facility): Persicaria nepalensis
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iNaturalist: Persicaria nepalensis
IPNI (International Plant Names Index): Persicaria nepalensis
JSTOR Plant Science: Persicaria nepalensis
Mansfeld World Database of Agricultural and Horticultural Crops: Persicaria nepalensis
Plants of the World Online: Persicaria nepalensis
Tropicos: Persicaria nepalensis
Wikipedia: Persicaria nepalensis