Raphionacme welwitschii Schltr. & Rendle

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Synonyms: Chlorocyathus welwitschii (Schltr. & Rendle) Bullock
Raphionacme denticulata N.E. Br.
Common names:
Frequency:
Status: Native
Description:
Perennial climbing herb, growing from a hemi-spherical tuber, up to 20 × 10 cm. Stems annual, twining, up to 1 m long, velvety. Leaves opposite, ovate-elliptic, ovate or obovate, 5-11 cm long, sometimes longer, velvety, thinly textured to leathery, dark green above, pale green below; petiole 10-40 mm long. Flowers in pseudo-axillary, 10-15-flowered, compact clusters. Corolla lobes reflexed, ovate, 5-12 mm long, greenish-yellow to green with reddish-brown to purple-brown markings near the base, hairy on the outside. Corona pale yellow to pale green, hairless; lobes 3-segmented; central segment 2-5 mm long, filiform; lateral segments 1-2 mm long. Fruit a single follicle, rarely paired, narrowly ovoid, 4-5.5 cm long, tapering.
Notes:
Derivation of specific name: welwitschii: named after the Austrian botanist, Friedrich Martin Welwitsch (1806-1872)
Habitat: In grassy clearings in miombo woodland.
Altitude range: (metres) 400 - 1600 m
Flowering time:Jan - Mar
Worldwide distribution: Angola, DRC, Tanzania, Malawi, Mozambique, Zambia, Zimbabwe.
Zimbabwe distribution: E
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: Saturday 30 August 2014
Literature:

Venter, H.J.T. (2009). A Taxonomic revision of Raphionacme (Apocynaceae: Periplocoideae) South African Journal of Botany 75(2) Pages 343 - 347. (Includes a picture).


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Other sources of information about Raphionacme welwitschii:

Our websites:

Flora of Malawi: Raphionacme welwitschii
Flora of Mozambique: Raphionacme welwitschii
Flora of Zambia: Raphionacme welwitschii

External websites:

Biodiversity Explorer (Biodiversity of southern Africa): Raphionacme welwitschii
EOL (Encyclopedia of Life): Raphionacme welwitschii
ePIC (electronic Plant Information Center): Raphionacme welwitschii
Flora Zambesiaca web site: Raphionacme welwitschii
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Raphionacme welwitschii
IPNI (International Plant Names Index): Raphionacme welwitschii
Ispot Southern Africa : Raphionacme welwitschii
JSTOR Plant Science: Raphionacme welwitschii
Kew Herbarium catalogue: Raphionacme welwitschii
Tropicos: Raphionacme welwitschii
West African Plants database: Raphionacme welwitschii


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Species information: Raphionacme welwitschii.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=145400, retrieved 31 July 2016

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