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This species is accepted, and its native range is W. Tanzania.
A specimen from Kew's Herbarium

[FTEA]

Acanthaceae (part 2), Kaj Vollesen. Flora of Tropical East Africa. 2008

Type
Type: Tanzania, Mpanda District: Chala–Mpanda road, Bidgood et al. 3877 (K!, holo.; BR!, C!, CAS!, DSM!, EA!, K!, NHT!, P!, iso.)
Morphology General Habit
Perennial herb with several trailing stems from woody rootstock; stems to 75 cm long, puberulous or retrorsely sericeous-puberulous when young, with or without stalked capitate glands intermixed
Morphology Leaves
Leaves ovate to elliptic, largest 4.5–8 × 2–3.2 cm, apex acute to subacuminate, sparsely sericeous-puberulous along veins
Morphology Reproductive morphology Flowers
Flowers in open axillary dichasial 1–7-flowered cymes, often 1 flower and two aborted buds towards tip of stems, cymes sometimes aggregated towards tip of stems; peduncle and branches 2–15 mm long, sparsely to densely glandular-puberulous; outer bracts elliptic, up to 2 cm long or like inner bracts and bracteoles: linear-lanceolate and up to 6 mm long, indumentum as leaves; pedicels to 2 cm long
Morphology Reproductive morphology Flowers Calyx
Calyx puberulous with mixture of stalked glands and non-glandular hairs, ciliate on teeth, 13–20 mm long; teeth 7–10 mm long, same length or slightly longer than tube, cuspidate
Morphology Reproductive morphology Flowers Corolla
Corolla with limb nearly symmetric (trumpet-shaped with throat expanded downwards), white (rarely very pale mauve), with orange tube and orange patches at base of lower lip and in throat, sparsely puberulous and with scattered capitate glands, 35–50 mm long of which the linear tube 12–20 mm, the throat 12–15 mm and the limb 11–15 mm, limb and throat same length; lobes obovate-spathulate, eventually recurved
Morphology Reproductive morphology Flowers Androecium Stamens Filaments
Free part of filaments 6–8 and 9–10 mm long, with scattered capitate glands towards apex; anthers 2–2.5 mm long, spurs ± 1/2 mm long
Morphology Reproductive morphology Flowers Gynoecium Style
Style apically with mixture of hairs and stalked capitate glands
Morphology Reproductive morphology Fruits
Capsule and seed not seen.
Ecology
Tall mature Brachystegia woodland on grey sandy-loamy soil; 1300 m
Note
This species differs from D. thunbergiiflora in little more than its herbaceous growth form with trailing branches. But it also has a different ecology and very disjunct distribution. Despite its large spectacular flowers it is known only from these three collections.
Distribution
Flora districts: T4 Range: Not known elsewhere

Native to:

Tanzania

Dyschoriste sallyae Vollesen appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 2008 Bidgood, S. [3877], Tanzania K000780510 isotype
Jan 1, 2008 Bidgood, S. [3877], Tanzania K000780509 isotype
Jan 1, 2008 Bidgood, S. [3877], Tanzania K000780508 holotype
Jan 1, 2008 Bidgood, S. [3877], Tanzania K000780511 isotype

First published in Fl. Trop. E. Africa, Acanth.(1): 196 (2008)

Accepted by

  • Vollesen, K. (2008). Flora of Tropical East Africa, Acanthaceae(1): 1-285.

Literature

Kew Backbone Distributions

  • Vollesen, K. (2008). Flora of Tropical East Africa, Acanthaceae(1): 1-285.

Flora of Tropical East Africa
Flora of Tropical East Africa
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