Raphionacme utilis N.E. Br. & Stapf

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Photo: Bart Wursten
Great Dyke, nr Kopje Tops, Mavhuradonha Wilderness Area

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Synonyms:
Common names:
Frequency:
Status:	Native
Description:	Erect perennial herb, up to 10 cm high, growing from a broadly sub-spherical to spindle-shaped tuber, 50-150 cm in diameter. Stems, 1-few, 80 cm long, erect, brownish. Leaves rosette-like, spreading, subsessile to petiolate, ovate-elliptic or obovate, up to 8.5 × 4 cm long, dark green above, hairless or pubescent, purplish below; margin wavy; petiole 0-10 mm long. Flowers mostly only terminal, more or less open inflorescence. Corolla lobes oblong-ovate, 6 × 2 mm, green to green-violet. Corona whitish, hairless or papillose; lobes 3-segmented; central segment 5-6 mm long, linear-filiform; lateral segments fused to form a coronal annulus. Fruit in horizontally spreading, paired follicles or single, narrowly ovoid, 40 × 8 mm.
Notes:
Derivation of specific name:	utilis: useful
Habitat:	In chrome rich soils in Zimbabwe.
Altitude range: (metres)
Flowering time:
Worldwide distribution:	Angola, Cameroon, DRC and Zimbabwe. Apparently introduced in Mozambique.
Zimbabwe distribution:	N
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:	Wednesday 15 February 2012
Literature:	Goyder, D.J., Gilbert, M.G. & Venter, H.J.T. (2020). Apocynaceae (Part 2) Flora Zambesiaca 7(2) Pages 36 - 37. Venter, H.J.T. (2009). A Taxonomic revision of Raphionacme (Apocynaceae: Periplocoideae) South African Journal of Botany 75(2) Pages 338 - 340. (Includes a picture).

Other sources of information about Raphionacme utilis:

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Flora of Mozambique: Raphionacme utilis

External websites:

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