19 D. Goldieana Hort, Bull en Florisl 1873) p. 187; Bak. in Journ. 

 Linn.Soc. XIV (1873 p. 535; Illustr. hort. 1878 t. 300; Bot. Mag. 



21 D. humilis />*///.■. m 7V 



Afr. occ. : Bas-Niger, 

 D. interrupta Bak 



24 D. laevissima Engl, in 1 



Afr. occ: Mukenge. !'. __ 



25 D. Mannii 5afc. in Tnn 



Linn. Soc. XIV 1873. p 



20 D. marginata Lam. Encycl. m6th. Bot. II (17! 

 Syst. veg. VII p. 340; Kunth Enum. pi. V p. 7; 

 Petrop. I (1871-72 p. 148; /.V/.-. i„ Journ. Lin 



D, monostachya Bak. in 1 



28 D. 



Afr. austro-occ: Angola. 

 D. ovata A>/- in Bot. Ma 

 p- 843; Kunth Enum pi 

 (1875) p. 328. 





