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Synonyms: |
Disa leopoldii Kraenzl. Disa princeae Kraenzl. Disa zombaensis Rendle |
Common names: | |
Frequency: | |
Status: | Native |
Description: |
Terrestrial herb growing from testicular tubers with separate fertile and sterile shoots; sterile shoot up to 14 cm tall, leaves 1-4, erect, conduplicate, to 15 x 30 cm, elliptic to oblanceolate, acute; fertile shoot 60-100 cm tall, cauline leaves mostly sheathing with small free blades; inflorescence 15-25 cm, 15-30 flowered, ovary and pedicel 1.5-2.5 cm long, bracts 2.5-4.5 cm long, lanceolate, acute to acuminate, overtopping flowers; flowers borne horizontally, mauve to purple, galea spotted; dorsal sepal galeate, galea rounded, erect 12-18 mm long, 8-15 mm wide, 12-16 mm deep; spur borne horizontally from broad conical base, 12-17 mm long, decurved; lateral sepals suboblique, 13-20 mm long, oblong, subacute to rounded; petals 15-18 mm long, narrowly lanceolate, acute, erect; lip 11-15 mm long, linear, rounded or truncate; anther 5-6 mm long; stigma subsessile |
Notes: | |
Derivation of specific name: | |
Habitat: | In semishaded damp places in Brachystegia woodland and secondary submontane grassland. |
Altitude range: (metres) | 1000 - 2300 m |
Flowering time: | Dec - Feb |
Worldwide distribution: | DRC to Tanzania south through Zambia and Malawi to Zimbabwe |
Zimbabwe distribution: | N,C,E |
Growth form(s): | Terrestrial. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
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) Pages 181 - 184. (Includes a picture). La Croix, I. et al. (1991). Orchids of Malawi A.A. Balkema, Rotterdam Page 124. 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. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 119. Williamson, G. (1977). The Orchids of South Central Africa J.M. Dent & Sons Ltd., London. Pages 86 - 87. (Includes a picture). |
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