Centrostigma clavatum Summerh.

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Photo: Nicholas Wightman
Dambo above Kundalila Falls, Serenje District.

Photo: Bart Wursten
Luwawa Forest Reserve, Viphya, Mzimba.

Photo: Gary Brown
Luwawa Forest Reserve, Mzimba District

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Synonyms:
Common names:
Frequency:
Status:	Native
Description:	Terrestrial herb with ellipsoid tubers. Leaves along the stem, 6-7, lowest sheathing, lanceolate, up to c. 14 cm long, acute, ribbed; inflorescence laxly up to 18-flowered; flowers large, white, greenish-cream or greenish-yellow.
Notes:	Differs from C. occultans in the longer and more slender lateral lobes of the lip which are turned upwards and parallel to each other and have fewer and shorter fimbriate processes, with a shorter club-shaped spur.
Derivation of specific name:	clavatum: club-shaped in reference to the spur.
Habitat:	Very wet dambo, swampy grassland
Altitude range:	1200 - 1680 m
Flowering time:	Jan - Feb
Worldwide distribution:	From DRC to Tanzania south to Malawi and Zambia.
Malawi distribution:	N
Growth form(s):	Perennial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Content last updated:	Sunday 11 August 2019
Literature:	La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Pages 48 - 49. (Includes a picture). La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 43. (Includes a picture). Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 118. Summerhayes, V.S. (1956). African orchids XXIII Kew Bulletin 11(2) Pages 221 - 222. Protologue Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Page 78.

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Flora of Zambia: Centrostigma clavatum

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African Plants: A Photo Guide (Senckenberg): Centrostigma clavatum
BHL (Biodiversity Heritage Library): Centrostigma clavatum
EOL (Encyclopedia of Life): Centrostigma clavatum
GBIF (Global Biodiversity Information Facility): Centrostigma clavatum
Google: Web - Images - Scholar
iNaturalist: Centrostigma clavatum
IPNI (International Plant Names Index): Centrostigma clavatum
JSTOR Plant Science: Centrostigma clavatum
Mansfeld World Database of Agricultural and Horticultural Crops: Centrostigma clavatum
Plants of the World Online: Centrostigma clavatum
Tropicos: Centrostigma clavatum
Wikipedia: Centrostigma clavatum