Puzzlebush

Ehretia alba Retief & A.E.van Wyk is a semi-deciduous shrub or small tree up to 4m high, growing in Namibia, Botswana and the western, drier regions of South Africa, and was first collected by Hermann Merxmüller at Breitenberg in the Gobabis district of Namibia. As with other species of Ehretia it is twiggy with rigid branches, its fascicled leaves showing a large variation in size (6-25 x 3-13 mm), with acute or obtuse apices, and appressed setae...