Periglossum is a genus of flowering plants in the family Apocynaceae, first described as a genus in 1844.Decaisne, Joseph. 1844. Prodromus Systematis Naturalis Regni Vegetabilis 8: 520 in LatinTropicos, genus Periglossum It is native to southern Africa.Gibbs Russell, G. E., W. G. M. Welman, E. Retief, K. L. Immelman, G. Germishuizen, B. J. Pienaar, M. Van Wyk & A. Nicholas. 1987. List of species of southern African plants. Memoirs of the Botanical Survey of South Africa 2(1–2): 1–152(pt. 1), 1–270(pt. 2).
SpeciesThe Plant List, genus Periglossum Periglossum angustifolium DC. - South Africa Periglossum kassnerianum Schltr. - South Africa Periglossum mackenii Harv. - South Africa Periglossum macrum Decne. - South Africa Periglossum mossambicense Schltr. - Mozambique
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