Schlechter, R. 1912. Repert. Spec. Nov. Regni Veg. Beih. 1: 536.
Reeve, T.M. & P.J.B. Woods. 1990. Notes Roy. Bot. Edinburgh 46: 240, fig. 25, pl. 14A, B.
%LABEL% (%SOURCE%)
Schlechter, R. 1912. Repert. Spec. Nov. Regni Veg. Beih. 1: 536.
Reeve, T.M. & P.J.B. Woods. 1990. Notes Roy. Bot. Edinburgh 46: 240, fig. 25, pl. 14A, B.
%LABEL% (%SOURCE%)