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This species is accepted, and its native range is Congo to Tanzania and N. Namibia.
A specimen from Kew's Herbarium

[FZ]

Apocynaceae, A. J. M. Leeuwenberg and F. K. Kupicha et al.. Flora Zambesiaca 7:2. 1985

Morphology General Habit
A tree or shrub, sometimes scandent, 1–many-stemmed, (1)3–12(20) m. tall.
Morphology Trunk
Trunk 0·10–0·50(2·0) m. in diam.; bark smooth to rough, usually longitudinally fissured or reticulate, greyish, brownish to blackish; wood whitish yellow to pale orange.
Morphology Branches
Branchlets drooping, puberulent to glabrous.
Morphology Leaves
Leaves petiolate; petiole (0·5)1-2(3·7) cm., glabrescent to puberulent, above sometimes tomentose, and there with or without a scale-like colleter and/or 1–4 rows of 1–4 smaller glands; lamina variable in shape, obovate, elliptic, subcircular or ovate, (1·1)1·5-2·4(3·2) times as long as wide, (2·6)3·8-9·3(12·l) x (l·1)2·2–5·4(6·7) cm., acute, rounded to emarginate and acuminate to mucronate at the apex, cuneate to obtuse at the base, flat to undulate or sometimes somewhat crispate, thinly coriaceous to leathery, glabrous to pubescent, sometimes only puberulent on the margins, costa puberulent (sometimes the basal part only), rarely glabrous; secondary veins (6)8–14(19) pairs, conspicuous, glabrous or somewhat puberulent, sometimes with axillary tufts of glandular hairs; tertiary veins inconspicuous.
Morphology Reproductive morphology Inflorescences
Inflorescence (1·5)2–9(14) x (2)2·5–9(13) cm.; bracts obscure, rounded, glabrous to pubescent, sometimes with glandular hairs.
Morphology Reproductive morphology Inflorescences Peduncles
Peduncle 0·6–4(4·5) cm. long.
Morphology Reproductive morphology Flowers Pedicel
Pedicels glabrous to tomentose, sometimes with glandular hairs, 0·5–2·5(3·0) mm. long.
Morphology Reproductive morphology Flowers
Flowers very sweet-scented.
Morphology Reproductive morphology Flowers Calyx
Sepals pale green or yellow-green, sometimes slightly unequal, (0·5)1–2(3) times as long as wide, (0·5)0·75–1(1·5) x (0·25)0·5(0·75) mm., outside pubescent to tomentose at the base, pubescent to glabrous towards the apex, very rarely entirely glabrous, glabrous to appressed-puberulent inside especially towards the apex; margins entire, usually hyaline, scabrid to hirsute, rarely glabrous; receptacle pubescent to tomentose, rarely glabrous to puberulent, with glandular hairs.
Morphology Reproductive morphology Flowers Corolla
Corolla white to creamy, very rarely reddish to orange, tube (1·5)2–5(7) times as long as the calyx, (1·5)2–3(3·2) x 1–1·5(1·8) mm., glabrous to slightly puberulent outside, lobes (3·5)5(6) x (0·7)1·2(2) mm..rounded or slightly acute, entire, glabrous to puberulent outside, usually with many glandular hairs; buds tinged red; with a scale between the bases of all lobes (scale glabrous, (0·5)0·7–1 (1·2) mm. long, and sometimes at the base with some long scabrid hairs, and connected by its edges with the lobes).
Morphology Reproductive morphology Flowers Androecium Stamens
Stamens with the filaments usually scabrid to hispid, rarely glabrous, 0·2–0·5(0·8) mm. long; anthers 1–1·2(1·5) x 0·5 mm., with a 0·1–0·2(0·5) mm. long mucro.
Morphology Reproductive morphology Flowers Gynoecium Pistil
Pistil (1·2)1·7–2·2(2·4) mm. long; ovary (0·3)0·4(0·5) x (0·3)0·5(0·8) x (0·5)0·8(1·0) mm., of two carpels, rounded at the apex, glabrous or slightly puberulous; style subapical, filiform, (0·5)0·7–1·3 x 0·2–0·3 mm., not split at the base, glabrous to very slightly puberulous; clavuncula lanuginose, sometimes glabrescent towards the base, (0·2)0·3–0·4 x 0·3–0·4 mm.; apiculum bifid, (0·2)0·3–0·4(0·7) mm. long, glabrous.
Morphology Reproductive morphology Fruits
Fruit composed of two follicles, which are diverging by 180°, woody, green or pale to dark brown, 1·8–3·3(4·2) times as long as wide, (2·2)2·9–6·6 x 1·1–2·2 x 0·4–1·1(1·8) cm., coherent at the base, obliquely oblong, glabrous or slightly puberulent, 2-valved, each valve 2-seeded.
Morphology Reproductive morphology Seeds
Seed (2·5)3·5–4·5(5·5) cm. long; grain dark brown, elliptic, (1)1·3–2·0 x 0·7–1·2(1·8) cm., wing diaphanous, with longitudinal veins, 2·0–2·5(3·2) x 1–1·5(1·9) cm.

Native to:

Angola, Botswana, Caprivi Strip, Congo, Malawi, Mozambique, Namibia, Northern Provinces, Tanzania, Zambia, Zaïre

Diplorhynchus condylocarpon (Müll.Arg.) Pichon appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Feb 1, 1980 Pope, G. [835], Botswana K000282788
Jan 1, 1980 Welwitsch [5982], Angola K000233618 Unknown type material
Jan 1, 1980 Kirk, J. [s.n.], Angola K000233619
Jan 1, 1980 Buchanan [12], Mozambique K000233620 Unknown type material
Jan 1, 1980 Smith, P.A. [1349], Botswana K000282789
Buchanan [12], Mozambique K000233622 Unknown type material
Smith, P.A. [s.n.], Botswana K000282790
Long, D.G. [588], Botswana K000282791
Timberlake, J. [4935], Mozambique K000545285

First published in Bull. Mus. Natl. Hist. Nat., sér. 2, 19: 368 (1948)

Accepted by

  • Bruyns, P.V. (2014). The Apocynaceae of Namibia Strelitzia 34: 1-158. National Botanical Institute, Pretoria.
  • Calane da Silva, M., Izdine, S. & Amuse, A.B. (2004). A Preliminary Checklist of the Vascular Plants of Mozambique: 1-184. SABONET, Pretoria.
  • Curtis, B. & Mannheimer, C. (2005). Tree Atlas of Namibia: 1-688. The National Botanical Research Institute, Windhoek.
  • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
  • Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Mannheimer, C.A. & Curtis, B.A. (eds.) (2009). Le Roux and Müller's field guide to the trees and shrubs of Namibia, rev. ed.: 1-525. Macmillan Education Namibia, Windhoek.
  • Timberlake, J.R., Bayliss, J., Alves, T., Francisco, J., Harris, T., Nangoma, D. & de Sousa, C. (2009). Biodiversity and Conservation of Mchese Mountain, Malawi. Report produced under the Darwin Initiative Award 15/036: 1-71. Royal Botanic Gardens, Kew.

Literature

Kew Backbone Distributions

  • Curtis, B. & Mannheimer, C. (2005). Tree Atlas of Namibia: 1-688. The National Botanical Research Institute, Windhoek.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

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