Plants photographed on Kyffhäuser
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  Home   >   Flora   >   List of families   >   List of genera   >   List of species   >   Apocynaceae / Raphionacme namibiana

Raphionacme namibiana Venter & R.L.Verh.


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Raphionacme namibiana

Image 1
Habit
05 Mar 2009

Raphionacme namibiana

Image 2
Habit
05 Mar 2009

Raphionacme namibiana

Image 3
Habit
05 Mar 2009

Raphionacme namibiana

Image 4
Habit
05 Apr 2009

Raphionacme namibiana

Image 5
Habit
05 Apr 2009

Raphionacme namibiana

Image 6
Habit
23 Mar 2008



Family: Apocynaceae
Full name: Raphionacme namibiana Venter & R.L.Verh.
ID status: Fairly certain
Afrikaans common name(s): -
English common name(s): -
Synonym(s): -
Status: Native
Description: Clear latex.

Erect herb of up to 0.1 m high. Tuber ovoid to narrowly ovoid, 0.1–0.5×0.1–0.2 m. Aerial stems solitary or clustered, erect, purplish, glabrous, branching opposite and lateral. Leaves preading, petiolate; petiole 1–5 mm long; blade 40–150× 10–30 mm, narrowly ovate, grey–green, puberulous becoming glabrous, margin wavy, secondary veins arching and 5–6 to a side, pex acute, base cuneate to obtuse. Inflorescences terminal, few-flowered, puberulous, peduncles 1–2 mm long, pedicels 6–8 mm long; bracts 2–3 mm long, ovate, margins fringed, apex mucronate. Sepals 5×1.5 mm, triangular to ovate, puberulous, apex attenuate. Corolla tube 10–11 mm long, campanulate, outside slightly puberulous, inside glabrous, deep green; lobes spreading, 10–15×3 mm, obovate to oblong–ovate, pinkish-purple with ovate yellow patch at base, glabrous, apex obtuse. Corona pinkish-purple, glabrous; coronal feet fleshy, laterally curled–dilated, free; lobe 6–7 mm long, sickleshaped, curving outwards. Stamens borne from inner base of coronal feet; filaments 2 mm long, filiform; anthers 5×3 mm, narrowly ovate; slits in upper 2 mm, basal 3 mm thickened into 2 callocities. Ovaries 2 mm long, style 6 mm long, terete; stylehead 7 mm long, narrowly oblong–ovoid, pale pink, apex bifid; translators ±7 mm long, spoon narrowly elliptic. Gynostegium elevated above corolla mouth. Follicles usually solitary, pendulous, 40–60×20 mm, stout, keel-shaped, dark brown, glabrous, apex acute. Seeds 15×4 mm, flatly ovoid, ends acute; with a ring of 10 mm long, copper-tinged hairs along seed edge. (from "A taxonomic revision of Raphionacme" by HJT Venter, South African Journal of Botany, 75 (2009). p. 292–350)
Link(s) African Plant Database
JSTOR Plant Science
Kew Herbarium Catalogue
BGBM Berlin-Dahlem - Virtual Herbarium
Züricher Herbarien
iSpot:  264679 
Flora of Zimbabwe
Fleurs de notre Terre - Galerie Namibie
Tree Atlas of Namibia
Content last updated: 21 Mar 2018


Note: The identification of some of the plants on this website is not 100% certain. Any comments will be highly appreciated. I would also be willing to supply higher resolution images upon request. Please contact me at the e-mail address given below.

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