| Synonyms: |
Thunbergia angustata De Wild. Thunbergia hanningtonii Burkill Thunbergia kassneri S.Moore |
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| Description: |
Perennial herb growing from a woody rootstock. Stems several trailing to suberect, up to 1-2 m long. Leaves opposite, narrowly oblong-elliptic, up to 9 cm long, 3 times or more longer than wide, sometimes with small subhastate lobes at the base; margin entire or shallowly crenate; petiole 2-8 mm long, more or less greyish pubescent, not winged. Flowers axillary, solitary. Bracteoles ovate, up to 1.9 cm long, leathery, green with brownish rib-like veins. Corolla pale lemon-yellow, sometimes slightly darker yellow in the throat; lobes up to 1.5 × 1.7 cm, often broadly emarginate. Capsule 7-9 mm in diameter with a narrowly triangular beak, 10-12 mm long, densely and finely velvety. |
| Type location: |
Angola |
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| Worldwide distribution: | Angola, DRC, Tanzania, Zambia, Zimbabwe. |
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| Spot characters: | Display spot characters for this species |
| Literature: |
Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 15. Meerts, P. et al. (2026). A checklist of the vascular plants of the Democratic Republic of the Congo. PhytoKeys 277 Vollesen, K. (2009). Acanthaceae (Part 1) Flora of Tropical East Africa Pages 45 - 46. Vollesen, K. (2013). Acanthaceae (Part 1) Flora Zambesiaca 8(5) Page 28. |