Dioscorea buchananii Benth.
subsp. buchananii

Selected images: Click on each image to see a larger version and details of the record View all images (10)

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

Dioscorea buchananii subsp. buchananii

Photo: Bart Wursten
Swanepoel Concession, Cheringoma

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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:
Status: Native
Description:
Climber with annual, unarmed, left-twining stems, growing from an globose to ovoid, perennial, woody tuber. Bulbils absent. Leaves alternate with blade very variable even on the same plant, entire to shallowly or deeply 3-5-7-lobed, hairless. Inflorescences simple with male flowers in racemes, greenish, c. 1 cm in diameter. Capsule, 2.2-3 cm long and 1.8-3.2 cm wide.
Notes:
Derivation of specific name: buchananii: after John Buchanan (1855 – 1896), Scottish horticulturist, missionary, farmer and plant collector in Malawi, who became Acting British Consul to Central Africa. https://en.wikipedia.org/wiki/John_Buchanan_(settler).
Habitat: In rocky habitats on limestone and granite or on termite mounds in Brachystegia woodland and riverine forest.
Altitude range: (metres) Up to 1600 m
Flowering time:
Worldwide distribution: Angola, DRC, Tanzania, Malawi, Mozambique, Zambia and Zimbabwe.
Zimbabwe distribution: N,C,E,S
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Thursday 28 December 2017
Literature:

Bandeira, S., Bolnick, D. & Barbosa, F. (2007). Wild Flowers of Southern Mozambique Universidade Eduardo Mondlane, Maputo, Mozambique Pages 68 - 69. (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 90.

Milne-Redhead, E. (1975). Dioscoreaceae Flora of Tropical East Africa Pages 19 - 20.

Wilkin, P. (2001). Dioscoreaceae of South-Central Africa Kew Bulletin 56(2) Pages 377 - 379. (Includes a picture).

Wilkin, P. (2009). Dioscoreaceae Flora Zambesiaca 12(2) Pages 118 - 119. (Includes a picture).

Wilkin, P. & Muthama Muasya, A. (2015). Clarifying the Dioscorea buchananii Benth. species complex: a new potentially extinct subspecies for South Africa PhytoKeys 48 Pages 57 - 59.


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Other sources of information about Dioscorea buchananii subsp. buchananii:

Our websites:

Flora of Malawi: Dioscorea buchananii subsp. buchananii
Flora of Mozambique: Dioscorea buchananii subsp. buchananii
Flora of Zambia: Dioscorea buchananii subsp. buchananii

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-18

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2018). Flora of Zimbabwe: Species information: Dioscorea buchananii subsp. buchananii.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=115370, retrieved 20 January 2018

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