Uapaca robynsii De Wild.

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Uapaca robynsii

Katanga Province, DRC
Mar 2008
Photo: Jos Stevens

Uapaca robynsii

Katanga Province, DRC
Mar 2008
Photo: Jos Stevens

Uapaca robynsii

Katanga Province, DRC
Nov 2007
Photo: Jos Stevens

Uapaca robynsii

New foliage
Kasama, Misamfu
Oct 2000
Photo: Mike Bingham

Uapaca robynsii

Kasama, Misamfu
Oct 2000
Photo: Mike Bingham

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Synonyms: Uapaca benguelensis sensu Topham, non Müll. Arg.
Common names:
Frequency: Locally common
Status: Native
An often stunted, spreading shrub or small tree up to 7 m high, with gnarled divaricate branches often arising from near the ground; bark deeply-fissured, grey to black or brownish-black.Young twigs stout 1–1.5 cm in diameter, densely woolly. Leaves broadly obovate to suborbicular-obovate, sometimes elliptic-oblong, saddle-shaped, 6–23 cm long, thickly leathery, dark or dull grey-green and hairless above, except on the midrib and lateral nerves when young, densely whitish or rusty woolly beneath, midrib often bright yellow; lateral nerves in 10–18 pairs, often almost perpendicular to the midrib, not prominent or slightly impressed above, not or scarcely prominent beneath; margin entire or rarely undulate-sinuate; petioles 1–8 cm long, fairly stout. Stipules subulate-filiform, 1–2.5 cm long, densely hairy, soon falling. Inflorescences usually borne among or just below the leaves. Male flowers on peduncles 1–2 cm long, calyx lobes 5; stamens 5, creamy-yellow. Female flowers on peduncles 3–4 mm long, extending to 5 mm in fruit, pubescent, calyx 4 mm in diameter, scarcely lobed. Fruits ellipsoid, 3 × 2.5 cm, smooth, densely rusty hairy when young, yellowish when fresh, reddish-brown when dried.
Type location:
DRC, Katanga
Derivation of specific name: robynsii: after (Frans Hubert Edouard Arthur) Walter Robyns (1901-1986), Belgian botanist and former Director of the Jardin Botanique National de Belgique (National Botanic Garden of Belgium).
Habitat: In woodland with Brachystegia, Isoberlinia and Uapaca, wooded grassland, sometimes locally dominant, usually in sandy or rocky, well drained soils on hillsides or escarpments, also in watershed wooded grassland and plains on Kalahari Sand, sometimes by da
Altitude range: 1300 - 2000 m
Flowering time:
Worldwide distribution: Katanga, DRC, Zambia and northern Malawi.
Zambian distribution (Flora Zambesiaca): N,W,C,E
Zambian distribution (Provinces): Nw,Mc,E,C
Growth form(s):
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Content last updated: Friday 13 January 2017

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 151. (Includes a picture).

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 51.

Radcliffe-Smith, A. (1996). Euphorbiaceae Flora Zambesiaca 9(4) Page 102.

Other sources of information about Uapaca robynsii:

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Flora of Malawi: Uapaca robynsii

External websites:

African Plants: A Photo Guide (Senckenberg): Uapaca robynsii
BHL (Biodiversity Heritage Library): Uapaca robynsii
EOL (Encyclopedia of Life): Uapaca robynsii
ePIC (electronic Plant Information Center): Uapaca robynsii
Flora Zambesiaca web site: Uapaca robynsii
GBIF (Global Biodiversity Information Facility): Uapaca robynsii
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network): Uapaca robynsii
iNaturalist: Uapaca robynsii
IPNI (International Plant Names Index): Uapaca robynsii
JSTOR Plant Science: Uapaca robynsii
Kew Herbarium catalogue: Uapaca robynsii
Mansfeld World Database of Agricultural and Horticultural Crops: Uapaca robynsii
Plants of the World Online: Uapaca robynsii
Tropicos: Uapaca robynsii
Wikipedia: Uapaca robynsii

Copyright: Mike Bingham, Annette Willemen, Bart Wursten, Petra Ballings and Mark Hyde, 2011-23

Bingham, M.G., Willemen, A., Wursten, B.T., Ballings, P. and Hyde, M.A. (2023). Flora of Zambia: Species information: Uapaca robynsii., retrieved 20 March 2023

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