1. Family: Acanthaceae Juss.
    1. Genus: Barleria L.
      1. Barleria ventricosa Hochst. ex Nees

        This species is accepted, and its native range is Eritrea to S. Africa, Yemen.

    [FZ]

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

    Habit
    Scrambling or scandent perennial herb 15–350 cm tall, with numerous erect or decumbent leafy branches from sprawling or trailing woody stems; stems 4-angular, with ascending or appressed pale buff to yellowish eglandular hairs and often few to numerous spreading glandular hairs, with or without a line of short retrorse hairs in opposite furrows.
    Leaves
    Leaves ovate, 1.8–10.5 × 1–5.3 cm, base cordate to obtuse, rarely acute to attenuate, apex acute to obtuse, surfaces pubescent, often rather densely so beneath, hairs more coarse on margin and veins beneath, finer and more spreading elsewhere; lateral veins 4–6 pairs; blade sessile or petiole to 20 mm.
    Inflorescences
    Inflorescence axillary, 1–2-flowered, subsessile; bracts foliaceous; bracteoles linear or oblanceolate, 2–7.5 × 0.2–0.5(1) mm, with dense pale ascending or appressed hairs.
    Calyx
    Anterior calyx lobe ovate to elliptic, rarely obovate, 7–13.5 × 4–10.5 mm, base shortly attenuate to rounded, margin with 4–7 minute to elongate teeth, each with an apical bristle, rarely subentire, apex notched for 1–2 mm, indumentum as leaves, usually also with a few glandular hairs at least along margin; posterior lobe ovate, 10.5–18.5 × 5.5–12.5 mm, apex acute-apiculate; lateral lobes 4–10 mm long.
    Corolla
    Corolla (17.5)23–31(34.5) mm long, white, pale blue or mauve, limb glandular-pilose externally; tube (10.5)13–18 mm long, funnel-shaped above attachment point of stamens; abaxial lobe (7)8.5–13.5 × 7.5–10(12.5) mm, offset by 2.5–4.5 mm; lateral lobes (5)7–8.5(10.5) × (4)5.5–7.5(10.5) mm; adaxial lobes as lateral pair but (2.5)3.5–5.5(7) mm wide.
    Stamens
    Stamens attached 4.5–7.5 mm from base of corolla; filaments (10.5)14.5–18(24) mm long; anthers 2–3 mm long; lateral staminodes 0.8–1.7 mm long, pubescent with or without shorter glandular hairs, antherodes 0.8–1.2 mm long.
    Ovary
    Ovary and style glabrous; stigma shortly clavate, 0.3–0.8 mm long.
    Fruits
    Capsule 9–11 mm long, glabrous.
    Seeds
    Seeds 4–5 × 3.5–4.5 mm.
    Distribution
    Also in Yemen, Eritrea, Ethiopia, Somalia, Sudan, South Sudan, Uganda, Kenya, Tanzania, Rwanda, D.R. Congo and South Africa (Limpopo).
    Ecology
    Open woodland on rocky hillslopes, usually over granite, riverine fringing woodland, termite mounds; 700–1700 m.
    Conservation
    Conservation notes: Widespread and often abundant, locally common in Zimbabwe; assessed as Least Concern in F.T.E.A.

    Images

    Distribution

    Native to:

    Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Malawi, Mozambique, Northern Provinces, Rwanda, Somalia, Sudan, Tanzania, Uganda, Yemen, Zaïre, Zimbabwe

    Barleria ventricosa Hochst. ex Nees appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Aug 1, 2011 Kuchar, P. [24887], Tanzania K000546060
    Aug 1, 2011 Kuchar, P. [23776], Tanzania K000546061
    Mar 19, 1897 Schimper [42], Ethiopia K000394457
    Mar 19, 1897 Schimper [42], Ethiopia K000394458
    Mar 19, 1897 Schimper [1903], Ethiopia K000394459
    Tweedie, E.M. [131], Kenya 2799.000
    Ash [38], Ethiopia 51053.000
    Tweedie [838], Kenya 2798.000
    Parkyns, M. [s.n.], Ethiopia K000394460
    Mar 20, 1897 unknown [37], Uganda Barleria vix-dentata K000394436 Unknown type material
    Thomas, F. [6500], Kenya Barleria keniensis K000394572
    Mar 2, 1897 Scott Elliot, G.F. [s.n.], Uganda Barleria micrantha K000394576 Unknown type material
    Apr 19, 1939 Hornby [109] Barleria stuhlmannii K000779577 neotype
    Mar 19, 1897 Speke [665], Uganda Barleria grantii K000394437 Unknown type material

    First published in A.P.de Candolle, Prodr. 11: 230 (1847)

    Accepted by

    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.
    • 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.
    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2010). Flora of Tropical East Africa, Acanthaceae (Part 2): 287-756.
    • Fischer, E., Rembold, K., Althof, A. & Obholzer, J. (2010). Annotated checklist of the vascular plants of Kakamega forest, Western province, Kenya Journal of East African Natural History 99: 129-226.
    • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Thulin, M. (ed.) (2006). Flora of Somalia 3: 1-626. The Royal Botanic Gardens, Kew.
    • Wood, J.R.I. (1997). A handbook of the Yemen Flora: 1-434. Royal Botanic Gardens, Kew.
    • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.

    Literature

    Flora Zambesiaca
    • —Darbyshire in F.T.E.A., Acanthaceae 2: 360 (2010).
    • —Clarke in F.T.A. 5: 164 (1899) in part, excl. Fischer 135.
    • in De Candolle, Prodr. 11: 230 (1847).
    Kew Backbone Distributions
    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.
    • Hedberg, I., Kelbessa, E., Edwards, S., Demissew, S. & Persson, E. (eds.) (2006). Flora of Ethiopia and Eritrea 5: 1-690. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.

    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