1. Family: Acanthaceae Juss.
    1. Genus: Barleria L.
      1. Barleria descampsii Lindau

        This species is accepted, and its native range is S. DR Congo to Zambia.

    [FZ]

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

    Habit
    Suffruticose perennial 40–100 cm tall; stems with dense ascending or appressed golden to silvery long-armed stellate hairs.
    Leaves
    Leaves ovate, elliptic or lanceolate, 5.5–12 × 2–5 cm, base cuneate to obtuse or attenuate, margin somewhat revolute, apex acute or attenuate, sometimes rounded in lower leaves, upper surface with few to numerous long-armed stellate hairs, stellate base sometimes falling early, lower surface with ± dense fine whitish long-armed stellate hairs and coarser, buff or golden long-armed stellate hairs on nerves and margins; lateral nerves 4–6 pairs; petiole 0–10 mm long.
    Inflorescences
    Inflorescence congested, elongate to subcapitate, rarely more lax and thyrsoid, 1.5–10 cm long, each cymule single-flowered; bracts foliaceous, much-reduced upwards, those in upper axils elliptic to obovate, 11–18 × 3–9 mm; bracteoles oblanceolate, elliptic or linear, (7.5)11–18 × 1.5–7 mm.
    Calyx
    Anterior calyx lobe oblong to obovate or elliptic, (11.5)16.5–20.5(25) × (4)8.5–13.5 mm, base cuneate, apex rounded, truncate or notched for to 1 mm, surface densely covered in ascending golden to silvery long-armed stellate hairs, venation (sub)parallel, obscured by indumentum; posterior lobe (13)18.5–25 × (4)7–10 mm, apex obtuse or rounded; lateral lobes lanceolate, (7)8.5–15 mm long.
    Corolla
    Corolla 40–53 mm long, mauve or lilac with whitish tube, whole flower rarely white, shortly glandular-pubescent externally; tube cylindrical, 20–24.5 mm long; lobes 17–28 mm long, abaxial lobe 10–11.5 mm wide, lateral lobes to 10.5–13.5 mm, adaxial lobes to 7–10.5 mm.
    Stamens
    Stamens attached c.8 mm from base of corolla tube; filaments c.23 mm long, with few minute short-stalked glands at base; anthers 6.5–8.5 mm long; lateral staminodes 1.2–3.5 mm long.
    Ovary
    Ovary densely pubescent in distal half; style pubescent towards base; stigma 0.5–1 mm long.
    Fruits
    Capsule 15–18 mm long including beak 4–5.5 mm long, pubescent in distal half.
    Seeds
    Seeds black, subellipsoid to subglobose, 3–4 × 3–3.2 mm.
    Distribution
    Also in southern D.R. Congo.
    Ecology
    Miombo woodland, open wooded grassland, often on rocky hillslopes and by roadsides; 1200–1850 m.
    Conservation
    Conservation notes: Assessed as Least Concern by Darbyshire (2009), and rather common across its range.

    Images

    Distribution

    Native to:

    Zambia, Zaïre

    Barleria descampsii Lindau appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Apr 19, 1938 Kassner [2619], Congo, DRC K000394478 Unknown type material

    First published in Bot. Jahrb. Syst. 34: 318 (1904)

    Accepted by

    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.
    • Darbyshire, I. (2008 publ. 2009). A reassessment of the status of Barleria sect. Cavirostrata (Acanthaceae) in tropical Africa, with a new species, B. richardsiae described from the Tanzania-Zambia border region Kew Bulletin 63: 601-611. Royal Botanic Gardens, Kew.
    • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.

    Literature

    Flora Zambesiaca
    • —Darbyshire in Kew Bull. 63: 610 (2009).
    • —Phiri, Checklist Zamb. Vasc. Pl.: 18 (2005) as deschampsii.
    • —Clarke in F.T.A. 5: 169 (1899).
    • in Bot. Jahrb. Syst. 24: 318 (1897).
    Kew Backbone Distributions
    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.

    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