82 



is Poa binata, wliicli is common in Mountain Veld. It grows 

 usually sparsely scattered, and it prefers moist spots. It is 

 a very goad grazing grass. 



Poagrostis pusilla is found in sliady, moist places on Table 

 Mountain, Capetown, not elsewhere. 



Pogonai'thria falcala is associated with Eragrostis gwm- 

 Tniflua as one of the dominant grasses on the dolomite soils 

 of the Transvaal, and it extends northwards to the Zambesi. 

 It occurs also on the coast belt of Natal. 



It resembles species of Eragrostis, its leaves folding up 

 convolute. They are often rigid. 



Pollinia. The two species of this genus are very distinct. 

 P. villosa is rather common in the coast Veld of Natal, and 

 occurs also in the Transvaal and the South West. P. nuda 

 is a shade-loving slender, rambling Forest grass, also found 

 in India. It never occurs in the Veld. 



Polypogou. P. tenuis is South Western extending east- 

 ward to the Witteberg. P. monspeliensis (Beard grass) is very 

 widely distributed over the whole of South Africa. Both are 

 Vlei or stream bank or moist sand dune species. 



Potamophila prehensilis. A shade loving Forest species 



confined to the coast of Natal. There are only three species 



in .the genus, one in Natal, one in Madagascar, and one in 

 New South Wales. 



Prionanthemum. All the species are rare and -South 

 Western. 



Pseuflobromus africaiius. Only recorded from the Trans- 

 vaal Houtbosch. 



RoUboellla compressa var. fasciculala. A Vlei or stream 

 bank species extending from the Cape to Natal. Not common. 



Saccharum munroanum is another Vlei and stream bank 

 species rather rare in Natal and the Transvaal. 



Schismus. S. fasciculatns is the only common species, 

 and of it there are several varieties. It occurs at the Cape, 

 but it is chiefly characteristic of the drier regions of the West 

 and the Karroo. It is a small tufted annual. 



Schmidtia bulbosa (Zand Kweek gras). One of the most 

 important species in the Sand Veld of Griqualand West and 



