Disperis thomensis Summerh.

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Disperis thomensis

Photo: Bart Wursten
Near Dam Luwawa Forest Lodge, Viphya, Mzimba

Disperis thomensis

Photo: Bart Wursten
Near Dam Luwawa Forest Lodge, Viphya, Mzimba

Disperis thomensis

Photo: Bart Wursten
Near Dam Luwawa Forest Lodge, Viphya, Mzimba

Disperis thomensis

Photo: Bart Wursten
Near Dam Luwawa Forest Lodge, Viphya, Mzimba

Disperis thomensis

Photo: Bart Wursten
Near Dam Luwawa Forest Lodge, Viphya, Mzimba

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Species details: Click on each item to see an explanation of that item (Note: opens a new window)

Synonyms:
Common names:
Frequency: Local
Status: Native
Description:
Small terrestrial herb 9–15 cm tall; tuber c. 1 cm long, woolly. Leaves 2, opposite, ovate, 2–5 cm long, dark green, sheathing at the base; margins wavy. Inflorescence 1–4-flowered; flowers white, green on the hooded spur with purple markings. Dorsal sepal lanceolate, acute, concave, bent above the middle, joined to petals to form a hood c. 5 mm long. Lateral sepals free, obliquely obovate, 5–6 mm long, with a long point at the apex and incurved, conical spurs 2–2.5 mm long near inner edge. Petals 5.3–6.5 mm long, narrowly oblong, the front edge with a rounded lobe at base, the posterior edge with a suberect median lobe 1.5 mm long; apex shortly forked, the anterior fork longer than the posterior. Lip 4.5–7 mm long, the apex bent abruptly inwards and shortly apiculate, the front face joined to the apex of 2 papillose appendages; appendages 6 mm long, 2-lobed with one lobe straight, the other recurved.
Notes:
Derivation of specific name: thomensis: of São Tomé, where the type specimen was collected.
Habitat: In leaf litter and rock faces, in deeply shaded places in evergreen and riverine forest.
Altitude range: 1300 - 2150 m
Flowering time:Mar - Apr
Worldwide distribution: Angola, Bioko, Ghana, Guinea, Ivory Coast; Liberia, Nigeria, São Tomé, Sierra Leone, DRC, Tanzania, Malawi and Zambia.
Malawi distribution: N
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Sunday 10 March 2019
Literature:

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 323.

La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Page 246.

La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 160. (Includes a picture).

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 119.

Other sources of information about Disperis thomensis:

Our websites:

Flora of Zambia: Disperis thomensis

External websites:

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


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: Disperis thomensis.
https://www.malawiflora.com/speciesdata/species.php?species_id=209680, retrieved 24 May 2019

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