Base de données des plantes d'Afrique

Eriospermum mackenii (Hook. f.) Baker
Famille : Eriospermaceae
Protologue : J. Linn. Soc., Bot. 15: 266 (1876)
Informations sur le genre : Eriospermum
Basionyme : Bulbine mackenii Hook. f.
Statut pour SA : accepté, NF (présent)
Statut pour TA : accepté, NF (présent)
Synonyme(s) homotypique(s)
 Eriospermum mackenii (Hook. f.) Baker subsp. mackenii (1876)
 Bulbine mackenii Hook. f.
Synonyme(s) hétérotypique(s)
=Eriospermum homblei De Wild. & Ledoux (1930)
=Anthericum unyamweziense Poelln. (1944)
=Bulbine platyphylla Baker (1892)
=Eriospermum transvaalense Poelln.
=Eriospermum junodii Baker (1901)
=Eriospermum veratriforme Peter ex Poelln. (1943)
Taxons infra-spécifiques
Eriospermum mackenii (Hook. f.) Baker subsp. mackenii (1876)
Eriospermum mackenii subsp. galpinii (Schinz) P. L. Perry (1994)
Eriospermum mackenii subsp. phippsii (Wild) P. L. Perry (1994)
Ecologie et distribution
Afr. Trop.
Biologie : Herb 20-50 cm tall, flowering with the leaves; tuber ± globose, simple, to 4x4,5 cm; skin rough, dark brown, flesh pink to red, growing point apical; old leaf-sheaths to 6,5 cm long, forming a fibrous neck; leaves 2-5, ± erect; leaf-sheaths barely exserted; blade narrowly to broadly ovate, 4-15x1,5-6,2 cm, basally channelled and clasping the inner sheaths; scape to 40 cm long, 4 mm Ø; raceme to 24x3,5 cm, cylindrical to narrowly conical, to 50-flowered; flowers to 2,1 cm Ø, campanulate; tepals ligulate, 5-10 mm long, bright yellow with a green midnerve; capsule obovoid, to 8x7 mm.
Ecologie : Grassland in damp places; copper-poisoned dembos; mixed savanna or grassland; rocky grassland; quartzite grassland above the level of Brachystegia tamarinoides vegetation; 50-2000 m alt.
  Sometimes difficult to distinguish from E. triphyllum: robust plants in E. Africa rather belong to E. triphyllum, but difference in leaf-shape seems to be more important than robustness to distinguish the two species.
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carte afrique num 175238
Enregistrement n°175238 modifié le 2014-08-28
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