A. B. & Bouche, ?Ind. Sem. Hort. Berol. (1853) App. 10.?.

A. B. & Bouche, ?Ind. Sem. Hort. Berol. (1861) App. 6.?.

R. & Pav., Miers,, Pers.,, Hiern, (L.  ), Bouche, A. B. &, Pav., R. &, Miers,, Pers.,, Hiern, (L.  ), and Bouche, A. B. &, ?Fl. Tellur. iii. 74 (1836).?.