Home | > | List of families | > | Dioscoreaceae | > | Dioscorea | > | buchananii |
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. National Herbarium, Harare (SRGH) (various dates). (Usually used to indicate the presence of a specimen) Page 125. 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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