Orbea huillensis (Hiern.) Bruyns
subsp. huillensis

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Orbea huillensis subsp. huillensis

Photo: Martin Heigan

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Synonyms: Caralluma gossweileri S. Moore
Caralluma huillensis Hiern
Orbeopsis gossweileri (S. Moore) L.C. Leach
Orbeopsis huillensis (Hiern) L.C. Leach
Common names:
Frequency:
Status: Native
Description:
Succulent herb forming more or less diffuse clumps up to several meters in diameter. Stems decumbent, up to 50 cm long and up to 3 cm thick, grey-green marbled with reddish-purple; tubercles often forming continuous winged angles along the stems. Inflorescences 1-3 on younger stems from the base to near the apex, with 5-40 flowers emitting a strong, bad smell. Pedicels 10-45 mm long, horizontal to ascending. Sepals ovate-lanceolate, 5-9 mm long, recurved at the tips. Corolla star-shaped, 55-85 mm in diameter, Purplish to pale pink and smooth outside, cream towards the base; dark brown, maroon, dark purple or rarely yellow inside with transverse papillate bands; tube 5-7 mm long, somewhat thickened at the mouth; lobes narrowly ovate-lanceolate, 20-45 mm long and 5-9 mm wide at the base, convex; margins reflexed and set with maroon to white cilia.
Notes:
Derivation of specific name: huillensis: of the Huilla region in Angola where the type was collected.
Habitat: Under shelter of shrubs and trees in dry woodland, often on fine sandy soils or soils overlaying calcrete.
Altitude range: (metres)
Flowering time:
Worldwide distribution: Southern Angola, southern Zambia, Namibia, northwestern Botswana and western Zimbabwe.
Zimbabwe distribution: W
Growth form(s):
Endemic status:
Red data list status: Data deficient
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Wednesday 11 February 2009
Literature:

Albers, F. & Meve, U. (eds.) (2002). Asclepiadaceae Illustrated Handbook of Succulent Plants Springer-Verlag Page 194.

Bruyns, P.V. (2002). Monograph of Orbea and Ballyanthus (Apocynaceae-Asclepiadoideae-Ceropegieae) Systematic Botany Monographs 63 Pages 121 - 126. (Includes a picture).

Bruyns, P.V. (2005). Stapeliads of Southern Africa and Madagascar Volume I Umdaus Press, Hatfield, South Africa Pages 273 - 276. (Includes a picture).

Golding, J.S. (ed.) (2002). Zimbabwe Plant Red Data List. Southern African Plant Red Data Lists. SABONET 14 Page 178. As Orbeopsis gossweileri

Heath, A. & Heath, R. (2009). Field Guide to the Plants of Northern Botswana including the Okavango Delta Kew Publishing Page 114. (Includes a picture).

Leach, L.C. (1978). A contribution towards a new classification of Stapelieae (Asclepiadaceae) with a preliminary review of Orbea Haw. and descriptions of three new genera Excelsa Taxonomic Series No. 1 Aloe, Cactus and Succulent Society of Zimbabwe Page 68. As Orbeopsis huillensis

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 21.

Phiri, P.S.M. (2005). A Checklist of Zambian Vascular Plants Southern African Botanical Diversity Network Report No. 32 Page 26.

Setshogo, M.P. (2005). Preliminary checklist of the plants of Botswana. Sabonet Report no. 37. Sabonet, Pretoria and Gaborone Page 28.


Other sources of information about Orbea huillensis subsp. huillensis:

Our websites:

Flora of Botswana: Orbea huillensis subsp. huillensis
Flora of Zambia: Orbea huillensis subsp. huillensis

External websites:

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


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-20

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2020). Flora of Zimbabwe: Species information: Orbea huillensis subsp. huillensis.
https://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=146680, retrieved 1 December 2020

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