Taxonomy
Scientific Name
Vanilla roscheri Rchb.f.
Higher Classification
Monocotyledons
Family
ORCHIDACEAE
National Status
Status and Criteria
Near Threatened* D2
Assessment Date
2022/06/20
Assessor(s)
L. von Staden & J.E. Victor
Justification
Known from one location in South Africa. It is potentially threatened by subsistence agriculture, expanding informal settlements and alien plant invasion. The national assessment is downgraded from VU to NT as other subpopulations just across the border in Mozambique could serve as sources of propagules to South African locations.
Distribution
Endemism
Not endemic to South Africa
Provincial distribution
KwaZulu-Natal
Range
This species is widespread in eastern tropical Africa, from Kenya, Tanzania and Mozambique. There is a single record from South Africa reported from Maputaland, near Lake Sibaya.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Indian Ocean Coastal Belt
Description
Plants grow in coastal bush and forest, and in grassy fields with scattered trees 1-100 m.
Threats
This species is potentially threatened by agriculture, informal settlements and alien plants. It is additionally threatened by medicinal plant harvesting and has been observed in muthi markets such as Ezimbuzini in Durban (MacDonald and Duckworth).
Population
Population trend
Stable
Conservation
It is conserved in the Greater St Lucia Wetland Park.
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Vanilla roscheri Rchb.f.NT D2Raimondo et al. (2009)
Vanilla roscheri Rchb.f.EN B1B2abcVictor (2002)
Bibliography

La Croix, I. and Cribb, P.J. 1995. Orchidaceae. In: G.V. Pope (ed). Flora Zambesiaca 11 (Part 1):1-320. Flora Zambesiaca Managing Committee, London.


Linder, H.P. and Kurzweil, H. 1999. Orchids of southern Africa. A.A. Balkema, Rotterdam.


McDonald, G. and Duckworth, A. 1995. The uses of orchids in traditional medicine. South African Orchid Journal 25(3):75-79.


Raimondo, D., von Staden, L., Foden, W., Victor, J.E., Helme, N.A., Turner, R.C., Kamundi, D.A. and Manyama, P.A. 2009. Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria.


Victor, J.E. 2002. South Africa. In: J.S. Golding (ed), Southern African plant Red Data Lists. Southern African Botanical Diversity Network Report 14 (pp. 93-120), SABONET, Pretoria.


Ward, M.C. 1984. Vanilla roscheri: first South African recording of Vanilla. South African Orchid Journal 15(2):48.


Citation
von Staden, L. & Victor, J.E. 2022. Vanilla roscheri Rchb.f. National Assessment: Red List of South African Plants version . Accessed on 2024/04/17

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Distribution map

© L. Grobler


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