324 Transactions of the South African PJiilosophical Society. 



23. D. obtusa Lindl. By streams and wet rocks on mountains, 

 occasional, but locally abundant ; 9-12. Lower Plateau ; marsh near 

 source of Slangkop River. 



24. D. cylindrica Swtz. Plateaux and upper slopes, frequent ; 

 10-1. 



25. D. lineata Bolus. Mountain slopes, rare ; 10-11. Con- 

 stantiaberg ; Lower Plateau at top of Skeleton Ravine. 



26. D. racemosa Linn. f. Open damp places on mountains, 

 occasional ; 11-2. Lower Plateau ; top of Silvermine Valley. 



27. D. venosa Swtz. Moist grassy places, occasional ; 12. 

 Lower Plateau. 



28. D. tenuifolia Swtz. Open sandy spots on mountains, 

 frequent ; 11-2. 



29. D. patens Swtz. Flats and lower slopes, occasional; 10-1. 

 Simonsberg ; Muizenberg ; Claremont Flats. 



30. D. Harveiana Lindl. Rocky places on mountains, locally 

 frequent; 12-1. Nek between Constantiaberg and Hout Bay; 

 kopjes round the Lower Plateau. 



31. D. Draconis Swtz. Mountain slopes and flats, very rare ; 

 11-12. " Table Mountain above Orange Kloof, 2,400 feet," Schlechter 

 90b. Also reported from Princess Vley. Not seen by us. 



32. D. glandulosa Burch. Mountain tops, occasional; 12-1. 

 Muizenberg ; Table Mountain. 



33. D. vaginata Harv. Among shrublets and in open spots at 

 high elevations, frequent ; 11-1. All over the higher parts of Table 

 Mountain and Constantiaberg. 



34. D. rosea Lindl. Damp shady rocks on mountains, frequent ; 

 10-12. 



35. D. Richardiana Lehm. Damp mountain rocks, frequent ; 

 9-11. Below 1,000 feet on Steenberg. 



36. D. oligantha Reichb. Similar places, rare or overlooked ; 

 11-12. It was frequent all over the upper plateau of Table Mountain 

 in 1896, Wolley-Dod, 2338. 



37. D. Bodkinii Bolus. Moist mountain ravines, very rare ; 11 

 Table Mountain above Klassenbosch, 2,400 feet. Bodkin, 4968 of 

 Herb. Bolus. Also in Waai Vley. 



38. D. melaleuca Thunb. Open spots on hills and mountains, 

 occasional; 11-1. Muizenberg; Lower Plateau; hills west of 

 Simon's Town. 



39. D. atricapilla Bolus. Similar situations to last, from which 

 it is with difficulty distinguished, rather rare ; 12-1. Lower Plateau ; 

 Muizenberg ; Simonsberg. 



40. D. fasciata Lindl. Stony places and moist rocks, rather rare 

 and uncertain ; 10-11. Sometimes abundant on the top of Constantia- 

 berg and down the Silvermine Valley ; mountains south of Simon's 

 Town ; summit of Table Mountain. 



