Apocynaceae

Australluma Plowes

First published in Haseltonia 3: 54 (1995)
This genus is accepted
The native range of this genus is S. Tropical & S. Africa.

Descriptions

Goyder, D. J., Gilbert, M. G. & Venter, H. J. T. (2020). Apocynaceae (part 2). In: M. A. García (ed.), Flora Zambesiaca, Vol. 7(3). Royal Botanic Gardens, Kew.

Morphology General Habit
Rhizomatous clump-forming stem succulents; latex clear or at most cloudy
Morphology Stem
Stems 4-angled; tubercles rectangular, leaf rudiments ascending to spreading, 0.5–2 mm long
Morphology Reproductive morphology Inflorescences
Inflorescences 1–10 per stem, subsessile, arising in the upper half of the stem
Morphology Reproductive morphology Flowers Corolla
Corolla rotate, deeply lobed, smooth to rugulose, papillate
Morphology Reproductive morphology Flowers Gynostegium
Gynostegial corona in 2 series: “outer” corona of 5 fused lobes forming a disc; “inner” staminal corona lobes arched over backs of anthers Gynostegium subsessile
Morphology Reproductive morphology Flowers Pollinia
Pollinia D-shaped, longer than broad
Morphology Reproductive morphology Seeds
Follicles paired, erect, terete, glabrous.
Distribution
Two species in southern Africa.
[FZ]

Sources

  • Flora Zambesiaca

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

  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0

  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2025. Published on the Internet at http://www.ipni.org and https://powo.science.kew.org/
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants. http://creativecommons.org/licenses/by/3.0