Home | > | List of families | > | Orchidaceae | > | Disperis | > | virginalis |
Synonyms: |
Disperis nelsonii Rolfe |
Common names: | |
Frequency: | Locally frequent. |
Status: | Native |
Description: |
Slender terrestrial herb up to 25 cm high but usually smaller. Leaves 2, more or less opposite,ovate, 2-7.5 cm long. Inflorescence 1-3-flowered. Flowers usually white (in ours), sometimes with purple spots, elsewhere also pale to deep pink. Dorsal sepal linear, 10-13 mm long, joined with the petals to form an open hood. Lateral sepals 8-10 mm long, joined near the base, spreading, each with a curved sac-like spur, 1.5-2.5 mm long. Lip erect with a claw c. 6 mm long and a recurved papillose appendage, dilated into 4 spreading lobes or 2 bifid lobes at the apex. |
Notes: | |
Derivation of specific name: | virginalis: pure white. Although flowers in zimbabwe usually are white this name appears somewhat strange since the type was from South Africa and flowers there are normally pink. |
Habitat: | On shaded floors in montane evergreen forest and under pine plantations, sometimes on mossy rocks in forest. |
Altitude range: (metres) | 1500 - 1950 m |
Flowering time: | |
Worldwide distribution: | Eastern Zimbabwe and South Africa. |
Zimbabwe distribution: | E |
Growth form(s): | Terrestrial. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Images last updated: | Sunday 5 April 2015 |
Literature: |
Ball, J.S. (2009). Terrestrial African Orchids, A Selected Review. Pages 98 - 99. (Includes a picture). Fibeck, W. & Dare, M. (1993). Terrestrial Orchids in Zimbabwe. Excelsa 16 Page 57. Grosvenor, R.K. (1976). A list of orchids indigenous in Rhodesia. Excelsa 6 Page 80. La Croix, I. & Cribb, P.J. (1995). Orchidaceae (Part 1) Flora Zambesiaca 11(1) Page 247. Linder, H.P. & Kurzweil, H. (1999). Orchids of Southern Africa A.A. Balkema, Rotterdam, the Netherlands ISBN 90-5410-445-7 Pages 302 - 303. (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 95. 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 Pages 252 - 253. (Includes a picture). |
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