Hippocratea volkensii Loes.

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Photo: Bart Wursten
Plateau above Khodzue Gorge

Photo: Bart Wursten
Along road near Khodzue Gorge Camp

Photo: Bart Wursten
Along track near Khodzue Caves

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Synonyms:	Hippocratea andongensis Welw. ex Oliv. var. volkensii (Loes.) J.E. Burrows & E.J.D. Schmidt Pristimera andongensis (Oliv.) N. Hallé var. volkensii (Loes.) N. Hallé & B. Mathew
Common names:
Frequency:
Status:	Native
Description:	Scrambling or climbing shrub, rarely a small tree, up to 5 m. high; stems grey-green to olive-green and 4-lined when young, becoming reddish-brown and eventually greyish, with numerous whitish lenticels. Leaves oblong to elliptic (rarely obovate), 3·2-11 cm long, dark green or rarely yellowish-green, with 5–7 lateral veins and reticulate venation prominent on both sides; margin obtusely toothed; petiole 5–14 mm long; stipules lanceolate to filiform, c. 1·5 mm long, entire or more or less laciniate, eventually deciduous. Flowers 8–40 in rather lax simple axillary inflorescences; pedicels 1–2·5 mm long. Sepals broadly ovate to semicircular, 0·5–1 mm. long, yellow, veined green, with ciliolate-denticulate margin. Petals ovate-oblong to semicircular, 1–1·5 mm long, with a short claw, pale yellow or greenish-yellow, usually veined green, with ciliolate margin. Disk single, concave, annular or slightly 5-lobed. Stamens 3, with filaments narrow, scarcely broadened towards the base. Mericarps oblong, 5·3–6·1 cm long, flattened, olive-green to brown, 5–8-seeded, shallowly ribbed.
Notes:
Derivation of specific name:	volkensii: after G. Volkens who collected on Mt Kilimanjaro 1892, 1893 and 1894
Habitat:	In thickets, dry forest and dense woodland.
Altitude range: (metres)	Up to 1050 m
Flowering time:
Worldwide distribution:	Kenya, Tanzania, Malawi, Mozambique, Zambia and Zimbabwe.
Zimbabwe distribution:	N,E
Growth form(s):
Endemic status:
Red data list status:	Lower Risk - least concern
Insects associated with this species:
Spot characters:	Display spot characters for this species
Images last updated:	Monday 12 November 2018
Literature:	Burrows, J.E., Burrows, S.M., Lötter, M.C. & Schmidt, E. (2018). Trees and Shrubs Mozambique Publishing Print Matters (Pty), Cape Town. Page 516. As Hippocratea andongensis volkensii (Includes a picture). Coates Palgrave, K. (revised and updated by Meg Coates Palgrave) (2002). Trees of Southern Africa 3rd edition. Struik, South Africa Page 632. As Hippocratea volkensii Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 43. As Pristimera andongensis volkensii Drummond, R.B. (1975). A list of trees, shrubs and woody climbers indigenous or naturalised in Rhodesia. Kirkia 10(1) Page 255. Golding, J.S. (ed.) (2002). Zimbabwe Plant Red Data List. Southern African Plant Red Data Lists. SABONET 14 Page 174. 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 33. Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 40. As Pristimera andongensis Robson, N.K.B. (1966). Celastraceae Flora Zambesiaca 2(2) Pages 406 - 408.

Other sources of information about Hippocratea volkensii:

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Flora of Malawi: Hippocratea volkensii
Flora of Mozambique: Hippocratea volkensii
Flora of Zambia: Hippocratea volkensii

External websites:

African Plants: A Photo Guide (Senckenberg): Hippocratea volkensii
African Plant Database: Hippocratea volkensii
BHL (Biodiversity Heritage Library): Hippocratea volkensii
EOL (Encyclopedia of Life): Hippocratea volkensii
GBIF (Global Biodiversity Information Facility): Hippocratea volkensii
Google: Web - Images - Scholar
iNaturalist: Hippocratea volkensii
IPNI (International Plant Names Index): Hippocratea volkensii
JSTOR Plant Science: Hippocratea volkensii
Mansfeld World Database of Agricultural and Horticultural Crops: Hippocratea volkensii
Plants of the World Online: Hippocratea volkensii
Tropicos: Hippocratea volkensii
Wikipedia: Hippocratea volkensii