LOBOSTEMON trichotomus DC. [family BORAGINACEAE], Prod. x. 11
LOBOSTEMON thymelæoides DC. [family BORAGINACEAE], Prod. x. 11.
LOBOSTEMON thymelæoides DC. var. longifolius [family BORAGINACEAE], Prod. x. 11.
LOBOSTEMON thymelæoides DC. var. setulosus [family BORAGINACEAE], Prod. x. 11.
LOBOSTEMON breviflorus DC. [family BORAGINACEAE], l.c. 10.
Echium trichotomum Thunb. [family BORAGINACEAE], Prodr. 33, in Schrad. Neues Journ. i. iii. 39, and Fl. Cap. ed. Schult. 164, not of Drège; Lehm. Pl. Asper. 433, and Ic. t. 24.
Echium canaliculatum E. Meyer [family BORAGINACEAE], in Drège, Zwei Pflanzengeogr. Documente, 70.
Echium strigosum Eckl. ex DC. [family BORAGINACEAE], l.c. 12, not of Sw.
Echium sp. Drège [family BORAGINACEAE], l.c. 69, 71, 78, 119.