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Disa walleri
Selected images: Click on each image to see a larger version and details of the record View all images (3)
Photo: Nicholas Wightman
Mutinondo Wilderness Lodge, beside the airstrip runway (Mpika Distr., Muchinga Province)
Photo: Nicholas Wightman
Mutinondo Wilderness Lodge, beside the airstrip runway (Mpika Distr., Muchinga Province)
Photo: Nicholas Wightman
Mutinondo Wilderness Lodge, beside the airstrip runway (Mpika Distr., Muchinga Province)
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Species details: Click on each item to see an explanation of that item (Note: opens a new window)
| Synonyms: |
Disa leopoldii Kraenzl. Disa princeae Kraenzl. Disa zombaensis Rendle |
| Common names: | |
| Frequency: | |
| Status: | |
| 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: | |
| Altitude range: | |
| Flowering time: | Dec - Feb |
| Worldwide distribution: | DRC to Tanzania south through Zambia and Malawi to Zimbabwe |
| 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). |
Other sources of information about Disa walleri:
Our websites:
Flora of Malawi: Disa walleriFlora of Zambia: Disa walleri
Flora of Zimbabwe: Disa walleri
External websites:
African Plants: A Photo Guide (Senckenberg): Disa walleriAfrican Plant Database: Disa walleri
BHL (Biodiversity Heritage Library): Disa walleri
EOL (Encyclopedia of Life): Disa walleri
GBIF (Global Biodiversity Information Facility): Disa walleri
Google: Web - Images - Scholar
iNaturalist: Disa walleri
IPNI (International Plant Names Index): Disa walleri
JSTOR Plant Science: Disa walleri
Mansfeld World Database of Agricultural and Horticultural Crops: Disa walleri
Plants of the World Online: Disa walleri
Tropicos: Disa walleri
Wikipedia: Disa walleri
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