1. Family: Acanthaceae Juss.
    1. Genus: Pachystachys Nees
      1. Pachystachys lutea Nees

        This species is accepted, and its native range is Peru to N. Brazil.

    [FZ]

    Flora Zambesiaca Acanthaceae (part 2) by Iain Darbyshire, Kaj Vollesen and Ensermu Kelbessa

    Habit
    Shrub to 1 m; cystoliths present.
    Leaves
    Leaves narrowly ovate-elliptic; apex acuminate; base decurrent, with two small auriculate lobes.
    Flowers
    Flowers in a dense terminal racemiform cyme; bracts conspicuous, imbricate, orange yellow, ovate, to 2.5 cm long; bracteoles similar, to 1.5 cm long.
    Calyx
    Calyx c.5 mm long, deeply divided into 5 lanceolate lobes.
    Corolla
    Corolla white, to 6.5 cm long (along upper lip), with a hooded 2-lobed upper lip and spreading to recurved 3-lobed lower lip.
    Stamens
    Stamens 2, held under upper lip; anthers bithecous, green, thecae at same height, rounded.
    Distribution
    Native of Peru. Occasionally cultivated elsewhere (Kenya, New Caledonia, USA, Bolivia).

    Images

    Distribution

    Native to:

    Brazil North, Myanmar, Panamá, Peru

    Introduced into:

    Bangladesh, Dominican Republic, El Salvador, Guatemala, Trinidad-Tobago, Venezuelan Antilles

    Pachystachys lutea Nees appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Oct 1, 1986 Mathews [1538], Peru K000529422 syntype
    Mathews [1538], Peru K000529423

    First published in A.P.de Candolle, Prodr. 11: 320 (1847)

    Accepted by

    • Baksh-Comeau, Y., Maharaj, S.S., Adams, C.D., Harris, S.A., Filer, D.L. & Hawthorne, W.D. (2016). An annotated checklist of the vascular plants of Trinidad and Tobago with analysis of vegetation types and botanical 'hotspots' Phytotaxa 250: 1-431.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • Correa A., Mireya D. Galdames, Carmen Correa A., M. D., C. Galdames & M. S. de Stapf (2004). Catálogo de las Plantas Vasculares de Panamá: 1-599. Smithsonian Tropical Research Institute.
    • 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.

    Literature

    Flora Zambesiaca
    • —Maroyi in Kirkia 18: 194 (2006).
    Kew Backbone Distributions
    • Baksh-Comeau, Y., Maharaj, S.S., Adams, C.D., Harris, S.A., Filer, D.L. & Hawthorne, W.D. (2016). An annotated checklist of the vascular plants of Trinidad and Tobago with analysis of vegetation types and botanical 'hotspots' Phytotaxa 250: 1-431.
    • Mostaph, M.K. & Uddin, S.B. (2013). Dictionary of plant names of Bangladesh, Vasc. Pl.: 1-434. Janokalyan Prokashani, Chittagong, Bangladesh.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • GBIF (2008-continuously updated). Global Biodiversity Information Facility http://www.gbif.org/.
    • Correa A., Mireya D. Galdames, Carmen Correa A., M. D., C. Galdames & M. S. de Stapf (2004). Catálogo de las Plantas Vasculares de Panamá: 1-599. Smithsonian Tropical Research Institute.
    • 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.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286. Missouri Botanical Garden.

    Sources

    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 2019. 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 2019. 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