Thunhergia.'] xcviii. acanthace^ (burkill). 11 



.runensis, Lindau in Engl. Jahrb. xvii. 97. Meyenia vogeliana, Benth. in 

 Bot. Mag. t. 5389. 



TTpper Guinea. Caitieroons : Victoria, Kalbreyer, 15 ! hy the Elephant Lake 

 near Barombi, Freuss, 387 ! Fernando Po, in open spaces, Mann, 557 ! 558 ! Vogel, 

 U7 ! Itotc/ien, 147 ! 



3. T. longisepala, Rendle in Journ. Bot. 1896, 129. Stem woody. 

 Leaves small, cordate, Ih in. long and broad, sometimes apiculate, 

 glabrous ; petioles about 7 lin. long. Flowers on peduncles exceeding 

 the leaves ; bracteoles firm, glabrous, ovate-oblong, 5-nerved, J in. long, 

 scarcely J in. broad. Calyx with a very short cup ; segments J in. long, 

 narrow, hispidulous. Corolla-tube narrow, 1-|- in. long and 1-2 lin. in 

 diam. ; lobes only 4 lin. long. Anthers with a spinous crest at the base 

 of each lobe prolonged upwards in a line of hairs. Stigma 2 -lipped, the 

 upper lip slightly the larger. 



wile I.and. British East Africa : Taita plains, Scott-Elliot, 6166 I 

 XVIozaxnb. Bist. German East Africa: Kilimanjaro, 5000 ft., Johnston! 



•4. T. malangana, Li7idau iyi Engl. Jahrb. xvii. 95. Shrub with 

 the younger branches pubescent. Leaves ovate or ovate-lanceolate, 

 glabrous except the midrib, entire or irregularly toothed, shortly 



*fe 



petioles stout. Flowers solitary on short peduncles ; bracteoles nearly 

 1 in. long, thin, glabrous, rounded above. Calyx-teeth long, unequal, 

 fringed with white hairs. Corolla-tube 2 in. long ; lobes 1 in. long, 

 lilac. Anthers mucronate above, rounded below and with a spiny crest 

 prolonged upwards by a row of hairs, the anther-lobes very unequal. 

 Stigma 2-lipped, the lower lip broad ; style hairy above. 



£ower Guinea. Angola : Malange, in shady and damp valleys, Buchner I 



5. T. adenocalyx, Radlkf. in Ahhandl. Naturw. Ver. Bremen, viii. 

 431. Shrub with erect hirsute branches. Leaves elliptic-lanceolate, 

 or the lower more or less rhomboidal, 3J-4| in. long, Ih-^ in. 

 wide, acuminate, acute below, undulate, with hairs along the veins on 

 both sides and also scabrid with white scales below ; petiole '21 in. long 

 with a stipule-like gland on each side at the base. Flowers on peduncles 

 I in. long ; bracteoles ovate, 1 in. long, thin, glabrous. Calyx deeply 

 divided into linear subulate scaly lobes. Corolla-tube l|-2 in. long, 

 glandular ; lobes blue. Anthers apiculate, with a spiny crest below and 

 hairs along the margin. Stigma 2-Hpped. 



Iiower Guinea. Angola : Malange, Mechoio. 



Perhaps only a variety of T. offinis. No specimen seen. 



G. T. affinis, S. Moore in Journ. Bot. 1880, 5. Stem woody, 6-7 ft. 

 high, quadrangular when young, glabrous ; axillary buds covered with 

 rust-brown hairs. Leaves ovate, acuminate, acute below, 4} in. long 

 and IJ in. broad, slightly crisped at the margin, glabrous on short peti- 

 oles of f in. in length, short stipule-like thorns being present at the base. 

 Flowers solitary on short glabrous peduncles; bracteoles ovate, mem- 

 branous, acute, l\ in. long and 7 lin. broad, glabrous. Calyx-lobes long, 

 Qarrow, dotted over with small white scales. Corolla-tube yellow, Ij in. 



