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  1. Family: Polygonaceae Juss.
    1. Genus: Persicaria Mill.
      1. Persicaria barbata (L.) H.Hara

        This species is accepted, and its native range is Arabian Peninsula, Tropical & Subtropical Asia.

    [FZ]

    Flora Zambesiaca. Vol. 9, Part 3. Polygonaceae-Myriaceae. Pope GV, Polhill RM, Martins ES. 2006.

    Type
    Type from China.
    Habit
    Perennial herb Perennial herb.
    Stem
    Stem slender, erect or semi-procumbent, hairy upwards or throughout Stem slender, erect or semi-procumbent, hairy upwards or throughout.
    Leaves
    Leaf lamina 4–8 × 0.7–1.5 cm, elliptic to lanceolate, acute at the apex, attenuate to the base on a short petiole, setose on the margins and midrib of both faces, glabrous or almost glabrous above, with appressed hairs on the lower surface Leaf lamina 4–8 × 0.7–1.5 cm, elliptic to lanceolate, acute at the apex, attenuate to the base on a short petiole, setose on the margins and midrib of both faces, glabrous or almost glabrous above, with appressed hairs on the lower surface.
    Ocrea
    Ocrea 1–4 cm long, membranous, truncate and strongly ciliate at the apex with the cilia up to 2 cm long, usually strigose outside Ocrea 1–4 cm long, membranous, truncate and strongly ciliate at the apex with the cilia up to 2 cm long, usually strigose outside.
    Flowers
    Flowers pedicellate in fascicles of 1–3 flowers, surrounded by bracts and borne in ± slender, simple or branched pedunculate spiciform racemes forming panicles; racemes 2–6 cm long; peduncles up to 3 cm long, glabrous; bracts with ± rigid bristles outside Flowers pedicellate in fascicles of 1–3 flowers, surrounded by bracts and borne in ± slender, simple or branched pedunculate spiciform racemes forming panicles; racemes 2–6 cm long; peduncles up to 3 cm long, glabrous; bracts with ± rigid bristles outside.
    Perianth
    Perianth greenish, white or, rarely, pale pink, 2–3.2 mm long; lobes 5, 1–2.5 mm long, ovate-oblong Perianth greenish, white or, rarely, pale pink, 2–3.2 mm long; lobes 5, 1–2.5 mm long, ovate-oblong.
    Stamens
    Stamens 6–8; filaments 1–2.5 mm long, filiform; anthers 0.25 mm in diameter, subglobose Stamens 6–8; filaments 1–2.5 mm long, filiform; anthers 0.25 mm in diameter, subglobose.
    Ovary
    Ovary 0.6–1 mm long, shortly conical; styles 2(3), up to 2 mm long, united below the middle
    Fruits
    Nut smooth and shiny, 1.8–2 × 1.3–1.5 mm, conspicuously trigonous, usually with the faces concave. Nut smooth and shiny, 1.8–2 × 1.3–1.5 mm, conspicuously trigonous, usually with the faces concave.
    Ecology
    Growing in damp places and beside rivers; 475–1200 m.
    Distribution
    Malawi Native of China, widespread in Asia and extending to tropical and subtropical Africa. MAL S MAL N
    Pistil
    Ovary 0.6–1 mm long, shortly conical; styles 2(3), up to 2 mm long, united below the middle.

    Images

    Distribution

    Native to:

    Assam, Bangladesh, Cambodia, China South-Central, China Southeast, East Himalaya, Hainan, India, Iran, Jawa, Laccadive Is., Laos, Malaya, Myanmar, Nansei-shoto, Nepal, New Guinea, Pakistan, Philippines, Saudi Arabia, Sri Lanka, Sumatera, Taiwan, Thailand, Vietnam, West Himalaya, Yemen

    Extinct in:

    Socotra

    Introduced into:

    Andaman Is., Madagascar, Malawi, New Caledonia, Nicobar Is., Socotra, Sudan, Vanuatu

    Accepted Infraspecifics

    Synonyms

    Other Data

    Persicaria barbata (L.) H.Hara appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 2, 1999 Ridley, H.N. [s.n.], Singapore K000794932
    Mar 1, 1998 Ridley, H.N. [s.n.], Peninsular Malaysia K000794933
    Wallich, N. [Cat. no. 1708], Myanmar Polygonum barbatum K001113937
    Porter, G. [Cat. no. 1708], Malaysia Polygonum barbatum K001113936
    Blinkworth, R. [Cat. no. 1708], India Polygonum barbatum K001113934
    Blinkworth, R. [Cat. no. 1708], India Polygonum barbatum K001113935
    s.coll. [Cat. no. 1708] Polygonum barbatum K001113938
    s.coll. [Cat. no. 1708], India Polygonum barbatum K001113939
    s.coll. [Cat. no. 1708], India Polygonum barbatum K001113940
    s.coll. [Cat. no. 1708], India Polygonum barbatum K001113941
    s.coll. [Cat. no. 1708] Polygonum barbatum K001113942

    Bibliography

    First published in Fl. E. Himal.: 70 (1966)

    Accepted by

    • Chayamarit, K. & Balslev, H. (2018). Flora of Thailand 14(1): 1-184. The Forest Herbarium, Royal Forest Department.
    • Balkrishna, A. (2018). Flora of Morni Hills (Research & Possibilities): 1-581. Divya Yoga Mandir Trust.
    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Sikarwar, R.L.S. (2014). Angiosperm diversity assessment of Chitrakootthe legendary place of Vindhyan range, India Journal of Economic and Taxonomic Botany 38: 563-619.
    • Leti, M., Hul, S., Fouché, J.-G., Cheng, S.K. & David, B. (2013). Flore photographique du Cambodge: 1-589. Éditions Privat, Toulouse.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Meena, S.L. (2012). A checklist of the vascular plants of Banaskantha district, Gujarat, India Nelumbo 54: 39-91.
    • Kumar, S. (2012). Herbaceous flora of Jaunsar-Bawar (Uttarkhand), India: enumerations Phytotaxonomy 12: 33-56.
    • Pandey, R.P. (2009). Floristic diversity of Ferrargunj forest area in South Andaman Journal of Economic and Taxonomic Botany 33: 747-768.
    • Singh, M. & Ali, S.J. (2008). A study on aquatic Angiosperms of district Mau (East U.P.) Journal of East African Natural History 32: 877-890.
    • Newman, M., Ketphanh, S., Svengsuksa, B., Thomas, P., Sengdala, K., Lamxay, V. & Armstrong, K. (2007). A checklist of the vascular plants of Lao PDR: 1-394. Royal Botanic Gardens, Edinburgh.
    • Pope, G.V., Polhill, R.M. & Martins, E.S. (eds.) (2006). Flora Zambesiaca 9(3): 1-277. Royal Botanic Gardens, Kew.
    • Miller, A.G. & Morris, M. (2004). Ethnoflora of Soqotra Archipelago: 1-759. The Royal Botanic Garden, Edinburgh.
    • Lê, T.C. (2003). Danh l?c các loài th?c v?t Vi?t Nam 2: 1-1203. Hà N?i : Nhà xu?t b?n Nông nghi?p.
    • Collenette, S. (1999). Wildflowers of Saudi Arabia: 1-799. National commission for wildlife conservation and development (NCWCD), Kingdom of Saudi Arabia.
    • Wood, J.R.I. (1997). A handbook of the Yemen Flora: 1-434. Royal Botanic Gardens, Kew.
    • Grierson, A.J.C. & Long, D.G. (1983). Flora of Bhutan 1(1): 1-186. Royal Botanic Gardens, Edinburgh.

    Literature

    Flora Zambesiaca

    • Kew Bull. 45: 632 (1990).
    • H. Hara, Fl. E. Himalaya: 70 (1966).

    Kew Backbone Distributions

    • Chayamarit, K. & Balslev, H. (2018). Flora of Thailand 14(1): 1-184. The Forest Herbarium, Royal Forest Department.
    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Choudhary, R.K., Srivastava, R.C., Das, A.K. & Lee, J. (2012). Floristic diversity assessment and vegetation analysis of Upper Siang district of eastern Himalaya in North East India Korean Journal of Plant Taxonomy 42: 222-246.
    • Kumar, S. (2012). Herbaceous flora of Jaunsar-Bawar (Uttarkhand), India: enumerations Phytotaxonomy 12: 33-56.
    • Yonekura, K. (2012). Notes on Polygonaceae in Japan and its adjacent regions (II) The Journal of Japanese Botany 87: 151-168.
    • Pandey, R.P. (2009). Floristic diversity of Ferrargunj forest area in South Andaman Journal of Economic and Taxonomic Botany 33: 747-768.
    • Sarmah, K.K. & Borthakur, S.K. (2009). A checklist of angiospermic plants of Manas national park in Assam, India Pleione 3: 190-200.
    • Singh, M. & Ali, S.J. (2008). A study on aquatic Angiosperms of district Mau (East U.P.) Journal of East African Natural History 32: 877-890.
    • Pandey, R.P. & Dilwakar, P.G. (2008). An integrated check-list flora of Andaman and Nicobar islands, India Journal of Economic and Taxonomic Botany 32: 403-500.
    • Newman, M., Ketphanh, S., Svengsuksa, B., Thomas, P., Sengdala, K., Lamxay, V. & Armstrong, K. (2007). A checklist of the vascular plants of Lao PDR: 1-394. Royal Botanic Gardens, Edinburgh.
    • Pope, G.V., Polhill, R.M. & Martins, E.S. (eds.) (2006). Flora Zambesiaca 9(3): 1-277. Royal Botanic Gardens, Kew.
    • Miller, A.G. & Morris, M. (2004). Ethnoflora of Soqotra Archipelago: 1-759. The Royal Botanic Garden, Edinburgh.
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590. Smithsonian Institution.
    • Wu, Z. & Raven, P.H. (eds.) (2003). Flora of China 5: 1-505. Science Press (Beijing) & Missouri Botanical Garden Press (St. Louis).
    • Lê, T.C. (2003). Danh l?c các loài th?c v?t Vi?t Nam 2: 1-1203. Hà N?i : Nhà xu?t b?n Nông nghi?p.
    • Dy Phon, P. (2000). Dictionnaire des plantes utilisées au Cambodge: 1-915. chez l'auteur, Phnom Penh, Cambodia.
    • Collenette, S. (1999). Wildflowers of Saudi Arabia: 1-799. National commission for wildlife conservation and development (NCWCD), Kingdom of Saudi Arabia.
    • Dassanayake (ed.) (1997). A Revised Handbook to the Flora of Ceylon 11: 1-420. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
    • Wood, J.R.I. (1997). A handbook of the Yemen Flora: 1-434. Royal Botanic Gardens, Kew.
    • Ananda Rao, T. & Ellis, J.L. (1995). Flora of Lakshadweep islands off the Malabar coast, peninsular India, with emphasis on phytogeographical distribution of plants Journal of Economic and Taxonomic Botany 19: 235-250.
    • Rechinger, K.H. & Schiman-Czeika, H. (1968). Flora Iranica 56: 1-88. Akademische Druck- u. Verlagsanstalt, Graz.
    • Guillaumin, A. (1948). Compendium de la Flore Phanérogamique des Nouvelles Hébrides Annales de l'Institut Botanico-Geologique de Marseille, VI, 5-6: 1-56.

    Sources

    Art and Illustrations in Digifolia
    Digital Image © Board of Trustees, RBG Kew

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0