12 D. brachyceras Until. Gen. and sp. Oirli. (1838) p. 355 ; aSW. 



inLinna?a XIX (1847) p. 98; Bolus in Journ. Linn. Soc. XXV 

 (1889; p. I its. 



13 D. Buchenaviana KraeirJ. in Abhandl. Nat. Ver. Brem. VII 



(1882) p. 261 ; #/,//. in Journ. Linn. Soc XXI (1883) p. 524 (lapsu 

 cal. ((Rutenboi-iaiia))) ; Bolfe in id. XXIX (1891) p. 59. 



Satyrium .■al.-ciuum A'/<//. in Jouni. I.ina. Sop. XXI (1885) p. 520. 



1 i D. caffra Bolus in Journ. Linn. Soc. XXV (1889) p. 171 fig. 9 

 et p. 199. 

 Afr. austro-occ. : pays des Pondo, Tyson 2611, 



15 D. caulescens Lindl. Gen. and sp. Orch. (1838) p. 351 ; Bolus in 



Journ. Linn. Soc. XXV (1889) p. 198. 

 Afr. austr. : colonie du Cap. 



16 D. cephalotes Rchb. f. Otia Hamb. 11(1881) p. 106; Bolus in 



Journ. Linn. Soc XXV (1889) p. 198. 



1 1 D. Charpentieriana Rt 

 Brown in Gard. Chron. 

 Journ. Linn. Soc XXV (1889) p. 203. 



18 D. chrysostachya Sw. in Kongl. Vet. Acad. Handl. XXI (1800) 

 p. 211 ; Limit. Gen. and sp. Orch. p. 349 ; Sond. in Linnaea XIX 

 (1847) p. 90 ; Bolus in Journ. Linn. Soc. XXV (1889) p. 196. 

 I), -rarilis Lhull. loc. nit. (18:58) p. 348. 

 Afr. austr. : colonie du Cap, Burch. 4130. 

 ^ D. Cooperi Rchb. fin Flora (1881) p. 328 ; Bolus in Journ. Linn. 

 Soc. XXV (1889) p. 198. 

 Afr. austro-or. : Natal. Transvaal. 

 Afr. austr. : Orange, Cooper 1898. 

 20 D. cornuta L. Sic. in Knn-'l. Vet. Acad, Handl. XXI (1800) 



D. crassicornis Lindl. Gen. and sp. Orch. (1838) p. 348 ; 



