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  1. Family: Acanthaceae Juss.
    1. Genus: Barleria L.
      1. Barleria galpinii C.B.Clarke

        This species is accepted, and its native range is SE. Botswana to Northern Prov.


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

    Subshrub or many-branched perennial herb, erect or decumbent, 15–70 cm tall; stems with two opposite lines of fine white antrorse hairs or with more numerous tomentellous hairs when young, soon glabrescent.
    Leaves ovate or elliptic, 2.2–7 × 1.3–3.5 cm, base cuneate or attenuate, apex acute or obtuse, apiculate, soon glabrescent; lateral veins 4–6 pairs; petiole 0–5 mm long. Leaf buds densely white- or creamy-hairy.
    Inflorescence axillary, 1-flowered, subsessile; bracts foliaceous; bracteoles held ± patent to calyx, (linear-)oblanceolate or elliptic, often narrowing up stem, 6.5–20 × 1.5–6.5 mm, glabrous; pedicels 1.5–4.5 mm long.
    Calyx somewhat accrescent; anterior lobe broadly ovate, 14–22.5 × 10.5–22.5 mm, base (sub)cordate, apex emarginate or notched up to 3.5 mm, rarely obtuse, exterior surface glabrous, interior surface puberulous towards centre, venation palmate, prominent; posterior lobe as anterior but 15–27 mm long, apex acute to rounded, apiculate; lateral lobes lanceolate, 4–7 mm long, shortly ciliate.
    Corolla 31–42.5 mm long, pale blue to mauve or white, glabrous or limb pubescent externally; tube cylindrical, 14–15 mm long, barely expanded towards mouth; limb in 4+1 arrangement; abaxial lobe 14–20 × 9–11 mm, offset by 4.5–8 mm; lateral lobes 12–19.5 × 8–10.5 mm; adaxial lobes as laterals but 5–9 mm wide.
    Stamens attached 5–6 mm from base of corolla; filaments 18–26.5 mm long; anthers 4–5 mm long; lateral staminodes 1.3–1.8 mm long.
    Ovary glabrous or with few pale hairs at apex; style glabrous; stigma 1.6–3.7 mm long.
    Capsule 15.5–18.5 mm long, glabrous.
    Seeds 7.5–8.5 × 6.5–7 mm.
    Also in South Africa (Limpopo, Mpumalanga).
    Open bushland and woodland on dry rocky hills; 1100–1250 m.
    Conservation notes: Local but often common (although rare in our region) and can tolerate disturbance; Least Concern.



    Native to:

    Botswana, Northern Provinces

    Other Data

    Barleria galpinii C.B.Clarke appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Dec 30, 1899 Galpin, E.E. [1331a], South Africa K000394526 Unknown type material


    First published in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 5: 54 (1901)

    Accepted by

    • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.
    • Govaerts, R. (1996). World Checklist of Seed Plants 2(1, 2): 1-492. MIM, Deurne.


    Flora Zambesiaca

    • —Fabian & Germishuizen, Wild Fl. Nthn. S. Afr.: 394, pl.189 (1997).
    • —Obermeijer in Ann. Transv. Mus. 15: 150 (1933).
    • in Fl. Cap. 5: 54 (1901).


    Flora Zambesiaca
    Flora Zambesiaca

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    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 World Checklist of Selected Plant Families.

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.