Raphionacme michelii De Wild.

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Habit
Large flat open sandy dambo grassland
Kolwezi, Lualaba Province
Oct 2024
Photo: Nick Wightman

Flowers
Large flat open sandy dambo grassland
Kolwezi, Lualaba Province
Oct 2024
Photo: Nick Wightman

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Synonyms:	Raphionacme gossweileri S. Moore
Common names:
Frequency:
Status:
Description:	Erect or spreading herb growing from a tuber up to 10 cm in diameter, sub-spherical. Aerial stems 1–few, 2.5–8 cm × ± 2 mm, puberulent to pubescent, branching lateral. Leaves spreading to ascending, sub-sessile to petiolate; petiole 0–10 mm long, sometimes stem-clasping, puberulent to pubescent; blade 3.5–6 × 0.7–2 cm, narrowly obovate to obovate, acute, base tapering, above glabrous or pubescent, spotted, beneath puberulent to pubescent and denser on veins, margin wavy. Inflorescences terminal, open, few-flowered monochasia, puberulent to pubescent, peduncles 2–17 mm long, pedicels 7–18 mm long; bracts 2–4 mm long, subulate. Sepals 2–3 × 1 mm, narrowly triangular to narrowly ovate, attenuate, outside puberulent to pubescent. Corolla tube 3–5 mm long, campanulate, outside glabrous to pubescent, inside glabrous; lobes spreading, 12–20 × 3–5 mm, oblong-ovate, obtuse to sub-acute, outside glabrous to pubescent, inside mauve. Coronal feet fleshy; lobes from outer apex of coronal feet, 7–20 mm long, base dilated becoming filiform, papillose or glabrous, apex tortuous. Follicles and seeds unknown.
Type location:	DRC
Notes:
Derivation of specific name:	michelii: named after F.L. Michel, who together with A. Cabra collected the type specimen in DRC in 1902.
Habitat:
Altitude range: (metres)
Flowering time:	Sep - Oct
Worldwide distribution:	DRC, Angola, Zambia and Kenya
Botanical divisions:
Growth form(s):	Perennial.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters:	Display spot characters for this species
Literature:	Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Apocynaceae (Part 2) Flora Zambesiaca 7(2) Page 41.

Other sources of information about Raphionacme michelii:

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Flora of Zambia: Raphionacme michelii

External websites:

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