Origin of the Angiospermous Flora of South Africa. 337 



2. PolygonatcB. 



6 genera in the temperate regions of the Northern Hemisphere. 



3. ConvallariecB. 



9 genera in East Asia and North America. 



4. Paridece. 



4 genera in the temperate regions of the Northern Hemisphere. 



VIII. Ophiopogonoidece. 



Sansevieria, Thunb. Widely spread in the Tropics of the Old 

 World ; also found in South Africa and the Mascarene Islands. 

 3 genera in Eastern Asia. 



IX. AletroidecB. 



1 genus in East Asia and Eastern North America. 



X. Liizuriagoidece. 



Behnia, Diedr. Erom Uitenhage eastwards to Barberton and 

 Natal. 



2 genera in East Australia ; 1 in Southern Chile ; 1 in Southern 

 China and at the Magellan Straits ; 1 in Chile, Peru, Patagonia, 

 the Falkland Islands, and New Zealand. 



XI. Smilacoidece. 



1 genus in East Australia and New Zealand ; 1 in East India and 

 East Asia. 



Smilax, Toum., with about 200 species, is chiefly found in the 

 Tropics and extends northwards into extratropical regions, 1 species 

 reaches southwards to Natal. 



H^MODOEACE^ 



(Baker includes in this order Sansevieria, which has been referred 

 to amongst Liliacece). 



Apart from Sansevieria none of the South African genera are 

 found in Tropical Africa, which has only one other representative 

 of the order, namely, the genus Cyanastrtcm, which is endemic 

 in Guinea. 



Hcemodorum, Sm. 17 species spread over the whole of Australia. 



Wachendorfla, L. 2 species in South- West Cape Colony. 



Barheretta, Harv. 1 species in Kaffraria and Natal. 



Dilatris, Berg. 1 species in South- West Cape Colony. 



Lanaria, Ait. 1 species from Worcester to the neighbourhood 

 of Port Alfred. 



Cyanella, Linn. 3 species mainly in West and South- West Cape 

 Colony. 



The order is also represented by 3 genera in America (chiefly the 

 tropical parts). 



