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Revenir

Periploca L.

Genre comprenant 17 espèces lactifères, réparties en Afrique, en Asie et en Europe, qui vivent des forêts humides aux savanes sèches ou matorrals désertiques. Il est représenté par 4 espèces en Afrique continentale, 2 d’entre elles dans le N. de ce continent. La majorité des espèces sont des arbustes, et le reste des lianes. Elles sont caractérisées par leurs étamines insérées dans une structure de la corolle appelée coronule. Follicules géminés, linéaires-ovoïdes à très étroitement ovoïdes.

Ionta, G.M. & Judd W.S. 2007. Phylogenetic relationships in Periplocoideae (Apocynaceae sl) and insights into the origin of pollinia 1. Annals of the Missouri Botanical Garden, 94(2), 360-375.

Venter, H.J.T. 1997. A revision of Periploca (Periplocaceae). South African Journal of Botany, 63(3), 123-128.

Clé des espèces

1 Arbustes grimpants, à feuilles bien visibles (jusqu’à 3 cm de long), persistantes ou tardivement caduques. Corolle glabre Periploca angustifolia

1 Arbustes droits, à feuilles très petites (jusqu’à 0,8 cm de long), bractéiformes, promptement caduques. Lobes de la corolle densément villeux sur les bords de la face adaxiale Periploca aphylla

Mis à jour par: J.F. Mota & F.J. Pérez García.

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