Taxonomy
Scientific Name
Holothrix pilosa (Burch. ex Lindl.) Rchb.f.
Higher Classification
Monocotyledons
Family
ORCHIDACEAE
Synonyms
Saccidium pilosum Lindl.
National Status
Status and Criteria
Near Threatened B1ab(ii,iii)
Assessment Date
2009/02/19
Assessor(s)
D. Raimondo & L. von Staden
Justification
EOO 9000-36 000 km², known from four locations but may still occur at up to 14 locations. Crop cultivation has caused declines around Albertinia, Swellendam, Montagu and Bonnievale, loss is ongoing. Coastal subpopulations are also threatened by coastal development and alien plant invasion.
Distribution
Endemism
South African endemic
Provincial distribution
Eastern Cape, Western Cape
Range
Bredasdorp to Port Elizabeth.
Habitat and Ecology
Major system
Terrestrial
Major habitats
Fynbos
Description
Semi-arid, stony habitats, 35-600 m.
Threats
Crop cultivation is likely to have caused past declines around Albertinia, Swellendam, Montagu and Bonnievale, loss of habitat within these areas is ongoing. One known coastal subpopulation is potentially threatened by invasive alien species.
Population
Population trend
Decreasing
Assessment History
Taxon assessed
Status and Criteria
Citation/Red List version
Holothrix pilosa (Burch. ex Lindl.) Rchb.f.NT B1ab(ii,iii)Raimondo et al. (2009)
Holothrix pilosa (Burch. ex Lindl.) Rchb.f.Lower Risk - Least Concern Victor (2002)
Holothrix pilosa (Burch. ex Lindl.) Rchb.f.Indeterminate Hilton-Taylor (1996)
Holothrix pilosa (Burch. ex Lindl.) Rchb.f.Indeterminate Hall et al. (1980)
Bibliography

Goldblatt, P. and Manning, J.C. 2000. Cape Plants: A conspectus of the Cape Flora of South Africa. Strelitzia 9. National Botanical Institute, Cape Town.


Hall, A.V., De Winter, M., De Winter, B. and Van Oosterhout, S.A.M. 1980. Threatened plants of southern Africa. South African National Scienctific Programmes Report 45. CSIR, Pretoria.


Hilton-Taylor, C. 1996. Red data list of southern African plants. Strelitzia 4. South African National Botanical Institute, Pretoria.


Immelman, K.L. 1996. FSA contributions 6: Orchidaceae: Holothrix. Bothalia 26(2):125-140.


Liltved, W.R. and Johnson, S.D. Unpublished. The Cape Orchids - Wild orchids of the Cape Floral Kingdom.


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


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.


Vlok, J. and Schutte-Vlok, A.L. 2010. Plants of the Klein Karoo. Umdaus Press, Hatfield.


Citation
Raimondo, D. & von Staden, L. 2009. Holothrix pilosa (Burch. ex Lindl.) Rchb.f. National Assessment: Red List of South African Plants version . Accessed on 2025/05/09

Comment on this assessment Comment on this assessment
Distribution map

© J.H. Vlok/A.L. Schutte-Vlok


Search for images of Holothrix pilosa on iNaturalist