Two new Gaertnera species from West Africa, G. pedunculata Jongkind and G. monticola Jongkind, are described. Gaertnera pedunculata is described from three specimens from Liberia that were not cited in the recent revision of the genus by Malcomber & Taylor; G. monticola was earlier considered to be an isolated population of G. longevaginalis (Schweinf. ex Hiern) E. M. A. Petit occurring in West Africa. Gaertnera monticola has conspicuous ruminate endosperm, a character shown by most West African Gaertnera species but absent in the Central African ones such as G. longevaginalis s. str. A table is presented to show important differences between the seven Gaertnera species in Upper Guinea.
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North West Univ, AP Goossens Herbarium, Sch Environm Sci & Dev, ZA-2520 Potchefstroom, South AfricaNorth West Univ, AP Goossens Herbarium, Sch Environm Sci & Dev, ZA-2520 Potchefstroom, South Africa
Siebert, Stefan J.
Retief, Elizabeth
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South African Natl Biodivers Inst, Natl Herbarium, ZA-0001 Pretoria, South AfricaNorth West Univ, AP Goossens Herbarium, Sch Environm Sci & Dev, ZA-2520 Potchefstroom, South Africa
Retief, Elizabeth
van Wyk, Abraham E.
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Univ Pretoria, Dept Plant Sci, HGWJ Schweickerdt Herbarium, ZA-0002 Pretoria, South AfricaNorth West Univ, AP Goossens Herbarium, Sch Environm Sci & Dev, ZA-2520 Potchefstroom, South Africa