The specific epithet ‘trigonantha’ refers to the threeangled (trigonus) flower (anthos). The species was described in 1971 from a plant collected by Macleay in an area between Bahir Dar and Gonder in Gonder floristic region and cultivated in Pretoria.
The specific epithet ‘trigonantha’ refers to the threeangled(trigonus) flower (anthos). The species wasdescribed in 1971 from a plant collected by Macleay inan area between Bahir Dar and Gonder in Gonder floristicregion and cultivated in Pretoria.