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This species is accepted, and its native range is Zimbabwe to Limpopo.
A specimen from Kew's Herbarium

[FZ]

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

Morphology General Habit
Subshrub 30–100 cm tall; stems with dense pale buff, greyish or yellow (when young) long-armed stellate hairs, upper internodes with or without few (rarely numerous, see note) interspersed spreading glandular hairs.
Morphology Leaves
Leaves reniform or broadly ovate, 0.6–2.3 × 0.8–2.8 cm, base truncate or shallowly cordate, apex rounded, often with a short attenuate tip, surfaces with ± dense pale long-armed stellate hairs, sometimes with a few glandular hairs along margin; lateral veins 2–4 pairs; petiole 2.5–14 mm long.
Morphology Reproductive morphology Inflorescences
Inflorescence axillary, 1(2)-flowered; peduncle 1–3 mm long, secondary peduncle if present 3–8 mm long; bracteoles linear or narrowly oblanceolate, 6.5–19 × 0.7–2(3.5) mm, straight or somewhat declinate, margin entire or minutely spinulose, apex spinulose.
Morphology Reproductive morphology Flowers Calyx
Calyx green or mauve- to blue-tinged at first with ± darker reticulate venation, soon turning pale-scarious, somewhat accrescent; outer lobes subequal, broadly ovate, (8)10.5–18.5 × (5)7–16 mm, base cordate or truncate and shortly narrowed, margin denticulate to spinulose-dentate, each tooth with an apical stellate-based bristle, apex acute, obtuse or subattenaute in outline, spinulose, anterior lobe sometimes 2–3-toothed, surface with long-armed stellate hairs most numerous along veins and towards base; lateral lobes lanceolate, 4–8 mm long.
Morphology Reproductive morphology Flowers Corolla
Corolla 29–48 mm long, pale blue or mauve with whitish tube and throat, retrorse-pubescent externally, rarely with a few interspersed glandular hairs; tube 21–37 mm long, narrowly cylindrical; limb in weak 2+3 arrangement; abaxial and lateral lobes 7–9.5 × 4–6.5 mm; adaxial lobes 5.5–7.5 × 2.5–5 mm.
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens attached in distal third of corolla tube; filaments 9.5–11.5 mm long; anthers 1.8–2.8 mm long; lateral staminodes c.1.5 mm long, pilose, antherodes c.0.5 mm long.
Morphology Reproductive morphology Flowers Gynoecium Ovary
Ovary with dense apical tuft of pale crisped hairs; style glabrous; stigma linear or clavate, 0.5–0.9 mm long.
Morphology Reproductive morphology Fruits
Capsule 9.5–13 mm long, glabrous or with few long pale hairs on dorsal side of each valve.
Morphology Reproductive morphology Seeds
Seeds 3–4 mm long and wide.

Native to:

Botswana, Northern Provinces, Zimbabwe

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

Date Reference Identified As Barcode Type Status
Dec 23, 1899 Holub [s.n.], South Africa K000394626

First published in W.H.Harvey & auct. suc. (eds.), Fl. Cap. 5: 50 (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.

Literature

Flora Zambesiaca

  • in Fl. Cap. 5: 50 (1901).
  • —Mapaura & Timberlake, Checklist Zimb. Vasc. Pl.: 13 (2004), excl. synonym B. heterotricha.
  • —Setshogo, Prelim. Checklist Pl. Botswana: 17 (2005), excl. synonym B. heterotricha.

Kew Backbone Distributions

  • Darbyshire, I., Vollesen, K. & Kelbessa, E. (2015). Flora Zambesiaca 8(6): 1-314. Royal Botanic Gardens, Kew.

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

Herbarium Catalogue Specimens
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 2021. 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 2021. 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