Centrostigma occultans (Rchb. f.) Schltr.

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Synonyms: Centrostigma nyassanum Schltr.
Centrostigma schlechteri (Kraenzl.) Schltr.
Habenaria occultans Rchb. f.
Habenaria schlechteri Kraenzl.
Common names:
Status: Native
Terrestrial herb 55–75 cm tall, drying dark brown, growing from globose or ellipsoid tubers c. 2–3 cm long. Leaves along the stem, lanceolate, up to 15.5 cm long; lowermost sheathing. Inflorescence up to 16 cm long, 1–10-flowered; bracts lanceolate, up to 6.5 cm long. Flowers pale green to yellow-green. Dorsal sepal erect, ovate, 13–20 mm long, convex; lateral sepals deflexed, obliquely lanceolate, 14–25 mm long. Petals obliquely lanceolate, 12–18 mm long, lying inside the dorsal sepal. Lip 3-lobed, claw 1.5–3 mm long; mid-lobe deflexed, linear 18–25 mm long; side lobes swept back, 18–25 mm long, comb-shaped at the apex. Spur slender, 10–15 cm long, slightly swollen at apex.
Derivation of specific name:
Habitat: In dambos and other marshy habitats.
Altitude range: 1250 - 1700 m
Flowering time:Dec - Jan
Worldwide distribution: Angola, Tanzania, Malawi, Zambia, Zimbabwe and Mpumalanga South Africa.
Malawi distribution: N
Growth form(s): Terrestrial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species

Ball, J.S. (2009). Terrestrial African Orchids, A Selected Review Pages 24 - 25. (Includes a picture).

Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 55.

Golding, J.S. (ed.) (2002). Zimbabwe Plant Red Data List. Southern African Plant Red Data Lists. SABONET 14 Page 167.

Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 79.

Johnson, S., Bytebier, B, & Stärker H. (2015). Orchids of South Africa, a Field Guide Struik Nature, Cape Town South Africa Page 187. (Includes a picture).

La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Pages 48 - 50.

La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 44. (Includes a picture).

Linder, H.P. & Kurzweil, H. (1999). Orchids of Southern Africa A.A. Balkema, Rotterdam, the Netherlands ISBN 90-5410-445-7 Page 144. (Includes a picture).

Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 94.

McMurtry, D., Grobler,L., Grobler, J. & Burns, S. (2008). Field Guide to the ORCHIDS of Northern South Africa and Swaziland Umdaus Press, PO Box 11059 Hatfield 0028 South Africa Page 148. (Includes a picture).

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 118.

Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Page 77. (Includes a picture).

Other sources of information about Centrostigma occultans:

Our websites:

Flora of Zambia: Centrostigma occultans
Flora of Zimbabwe: Centrostigma occultans

External websites:

African Plants: A Photo Guide (Senckenberg): Centrostigma occultans
African Plant Database: Centrostigma occultans
BHL (Biodiversity Heritage Library): Centrostigma occultans
EOL (Encyclopedia of Life): Centrostigma occultans
ePIC (electronic Plant Information Center): Centrostigma occultans
Flora Zambesiaca web site: Centrostigma occultans
GBIF (Global Biodiversity Information Facility): Centrostigma occultans
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Centrostigma occultans
iNaturalist: Centrostigma occultans
IPNI (International Plant Names Index): Centrostigma occultans
JSTOR Plant Science: Centrostigma occultans
Kew Herbarium catalogue: Centrostigma occultans
Kew Monocotyledon checklist: Centrostigma occultans
Mansfeld World Database of Agricultural and Horticultural Crops: Centrostigma occultans
Plants of the World Online: Centrostigma occultans
The Plant List (version 1.1): Centrostigma occultans
Tropicos: Centrostigma occultans
Wikipedia: Centrostigma occultans

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-19

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2019). Flora of Malawi: Species information: Centrostigma occultans.
https://www.malawiflora.com/speciesdata/species.php?species_id=116530, retrieved 20 August 2019

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