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This species is accepted, and its native range is Gabon to Tanzania and to S. Tropical Africa.
A specimen from Kew's Herbarium

[FTEA]

Apocynaceae (part 2), David Goyder, Timothy Harris, Siro Masinde, Ulrich Meve, Johan Venter. Flora of Tropical East Africa, 2012

Figures
Fig 111, p 459
Ecology
Uapaca- Protea bushland, Brachystegia woodland and montane grassland; 1000–2100 m
Morphology General Habit
Slender erect herb.
Morphology Stem
Stems 25–85 cm long
Morphology Leaves
Leaves linear or occasionally narrowly linear-lanceolate, lowest leaves present at anthesis 1.4–6 × 0.1–0.2(–0.4) cm, upper leaves 5.5–20 × 0.1–0.7(–0.9) cm, apex acute, tapering gradually into the sessile or subsessile base, glabrous, margins smooth; lateral veins visible only in the widest leaves
Morphology Reproductive morphology Inflorescences
Umbels with 3–5(–9) spreading or erect flowers.
Morphology Reproductive morphology Inflorescences Peduncles
Peduncles (4–)16–43(–72) mm long, or occasionally absent, pubescent on one side, not lengthening in fruit.
Morphology Reproductive morphology Inflorescences Bracts
Bracts filiform, 2–6 mm long, often deciduous.
Morphology Reproductive morphology Flowers Pedicel
Pedicels 10–17(–21) mm long, pubescent on one side
Morphology Reproductive morphology Flowers Calyx
Calyx lobes ovate-triangular, 3–4 × 1–2 mm, acute
Morphology Reproductive morphology Flowers Corolla
Corolla very variable in colour, usually yellowish green or brown with purple stippling, the stippling denser outside, but sometimes entire corolla cream or maroon, campanulate, lobed to 0.5–1 mm from the base, the lobes generally meeting at the margins when fresh; lobes obovate or obovate-oblong, 12–17 × 4.5–11 mm, apex subacute but appearing truncate as tip recurved, glabrous except for the minutely verrucate-papillate apical region and margins
Morphology Reproductive morphology Flowers Corona
Corona lobes erect, creamy white, orange-yellow or occasionally suffused with purple, oblong or obovate-oblong, (2–)4–6(–7) × 1–2.5 mm, attached (0–)1–2 mm above the base of the gynostegium, dorsally compressed, thin, apex rounded, subacute or, more commonly, variously toothed, the apical part erect or inflexed over the column for up to half its length, rarely shorter than column, the upper margins reflexed or not, basal part of the lobes with incurved margins, glabrous or minutely verrucate-papillate
Morphology Reproductive morphology Flowers Androecium Stamens Anthers
Anther appendages broadly ovate, 1–2 mm, obtuse, sometimes toothed at margin; corpusculum ± 0.3 mm long; translator arms ± 0.3 mm long.
Morphology Reproductive morphology Flowers Pollinia
Pollinia sickle-shaped, ± 1 × 0.3 mm, tapering towards the base and attached apically to the translator arm
Morphology Reproductive morphology Fruits
Follicles lanceolate, 11–13 × ± 1.1 cm, apex attenuate, glabrous or white-pubescent
Distribution
Range: Congo-Kinshasa, Angola, Zambia, Malawi, Zimbabwe and Mozambique Flora districts: T1 T2 T4 T5 T6 T7 T8

Native to:

Angola, Burundi, Congo, Gabon, Malawi, Mozambique, Rwanda, Tanzania, Zambia, Zaïre, Zimbabwe

Glossostelma carsonii (N.E.Br.) Bullock appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Jan 1, 1995 Carson, A. [s.n.], Zambia K000234365 Unknown type material
Jan 1, 1991 Kassner [2078], Zambia K000234363
Jan 1, 1991 Goetze [1360], Tanzania K000234367 Unknown type material
Milne-Redhead, E. [7914a], Tanzania 1056.000
Brummitt, R.M. [14144], Zambia 37111.000
Leedal, G.P. [5181], Tanzania 40409.000
Schaijes, M. [2654], Congo, DRC 50435.000
Milne-Redhead, E. [7914], Tanzania 5110.000
Goyder, D.J. [3853], Tanzania 59804.000
Milne-Redhead, E. [3795], Zambia Schizoglossum carsonii 1974.000
Milne-Redhead, E. [3795A], Zambia Schizoglossum carsonii 1985.000
Milne-Redhead, E. [3383], Zambia Schizoglossum carsonii 4039.000
Eyles, F. [8892], Zimbabwe Schizoglossum carsonii 4049.000

First published in Kew Bull. 7: 415 (1952)

Accepted by

  • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
  • Govaerts, R. (2003). World Checklist of Seed Plants Database in ACCESS G: 1-40325.
  • Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Flora Zambesiaca 7(3): 1-375. Royal Botanic Gardens, Kew.
  • Goyder, S., Harris, T., Masinde, S., Meve, U. & Venter, J. (2012). Flora of Tropical East Africa, Apocynaceae(2): 1-530.
  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
  • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.

Literature

Kew Backbone Distributions

  • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.

Flora of Tropical East Africa

  • K.B. 7: 415 (1952).

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