54 
Transactions of the Boyal Society of South A frica. 
Albany distr.), are absent from the south-west coast region, Polycarena 
Benth., Peliostomum Endl., Hemimeris L. f . are not found east of Uitenhage 
in the coast regions, Hyohanche Thunb. is absent in the Kalahari region, 
Ilysanthes Rafin. is absent from the central and western region. Seven 
genera have eastern distribution and do not reach our districts. The four 
following are mainly eastern and north-eastern : Sopubia Hamilt. (to the 
Knysna), Bopusia Presl. (to Riversdale), Buchnera L. (to the Paarl), 
Cycniurn E. Mey. (extends west of Uitenhage), Bamphicarpa Benth. (to 
G-eorge). Three genera are south-western, of which Freylinia Spin, finds its 
eastern limit near Port Elizabeth, Three genera are only found in the 
Kalahari region, two only in the western region. There remain only the 
following (leaving out three genera which must be looked upon as garden 
escapes) : Aptosimum Burch. (recorded from the foot of the Winterhoek 
Mts., central and western regions and Kalahari) and Alonsoa R. & P. which 
has only so far been found by Zeyher near Uitenhage. 
Tribe Selagineae. 
Hebenstreitia L., Walafrida E. Mey. (poorly developed in the West and 
South-West) and Selago L. (mostly in the South-West) are found in all 
South African regions. Bischism^a Choisy is confined to the West and 
South-West, extending to Port Elizabeth, Microdon Choisy, Gosela Choisy^ 
and Agathelpis Choisy to the South-West. 
Big-noniaceae. 
Tecomaria Spach extends from Uitenhage to the Tropics in the south- 
eastern coast belt. Podrane Sprague is confined to Pondoland. Bhigozum 
Burch. extends from the northern parts through the Karroo to the 
Keiskamma, Uitenhage, and G-eorge. Catophractes D. Don has western 
and north-eastern distribution. Kigelia DC. extends from Delagoa Bay 
to the Pirie forest in rather isolated spots. 
Pedalinaceae. 
This order has chiefly northern and north-eastern distribution in the 
so-called Kalahari region. Only Ceratotheca Endl. and Seswmum L. extend 
to Natal and the former also to Pondoland, while the latter also extends 
to the Richmond and Somerset East divs. The endemic genus Holubia 
Oliv. occurs in the Transvaal, Bogeria J. G-ray inhabits the western region 
and extends to the Kalahari region. The southern limits of the remaining 
genera are as follows : Pterodiscus Hook, and Pretrea J. G-ay extend to 
G-riqualand West, Harpagophytum DC. to Hopetown. 
Orobanchaceae. 
Only the genus OrohancJie Tournef. (including Philipaea E. Mey.) is 
