Genera of South African Flowering Plants. 
55 
found in South Africa and represented in the south-west coast region. It 
has not been recorded from the Uit. and P. E. divs. 
Gesneriaceae. 
The only South African genus, StrejJtocarpus Lindl., is mainly distributed 
in the eastern and north-eastern parts, and extends in the coast districts to 
the Knysna. 
Lentibulariaceae. 
Utricular iaJj. is found in the East and North-east extending in the coast 
districts to the Cape Peninsula and inland to Graaff Eeinet. The only 
other South African genus, Genlisea, A. St. Hil. is only found in the East 
and North-East. 
Acanthaceae. 
Blepharis Juss. and Monechma Hochst. are found in all South African 
regions except in the extreme South-West ; Barleria L. has a similar distribu- 
tion, but is also absent from the West Karroo. Ten genera come across 
the border of the Tropics but do not penetrate very far in South Africa. 
One genus is endemic in the Kalahari, and one, Chaetacanthus N. ab E., 
is endemic in the north-eastern and eastern parts but extends in the coast 
districts to Mossel Bay. The following also extend from the Tropics into 
eastern and south-eastern parts of South Africa, but have a considerable 
western extension in the coast districts : Thunhergia L. (one species to 
Mossel Bay), Buellia L. (one to Swellendam) Sclerochiton Harv. (one 
to Somerset East), Crahhea Harv. (extends to the Uit. div.), Asy stasia 
Blume (one said to come from Koonap heights near G-rahamstown and 
one has been found at Ceres), Justicia L. (few go west of Uitenhage), 
Siphonoglossa Oerst. (to Alexandria div.), Isoglossa Vent, and Peristrophe 
Nees (not recorded west of the Uit. div.), Hypoestes E. Br. (to Caledon), 
Dicliptera Juss. (to Cape Peninsula). 
Myoporaceae. 
The endemic genus Oftia. Adans. occurs in the western and south-western 
region as far as Riversdale. 
PLANTAGINALES. 
Plantaginaceae. 
Only the genus Plantago L. is found in South Africa. It occurs in the 
southern coast districts (penetrating to G-raaff Reinet) and in the eastern 
and north-eastern parts. 
RUBIALES. 
Rubiaceae. 
Seven genera are only found on the borders of the Tropics. There are 
