On African violets and Cape primroses-towards a monophyletic Streptocarpus (Gesneriaceae) Author Christenhusz, Maarten J. M. text Phytotaxa 2012 2012-02-16 46 3 9 http://biotaxa.org/Phytotaxa/article/view/phytotaxa.46.1.2 journal article 10.11646/phytotaxa.46.1.2 1179-3163 4814794 Streptocarpus afroviola var. watkinsii (Haston) Christenh. , comb. & stat. nov. Basionym: Saintpaulia watkinsii Haston (in Haston et al. 2009: 278 ). Type : TANZANIA . Morogoro Distr. : Uluguru Mountains , 13 December 2005 , Haston & Mejissa 99 ( holotype NHT , isotype E ) .