A7ithocleista.] lxxxvi. loganiace.e (baker). 539 



Planch, in Hook. Ic. PI. t. 793-71)4; Niger Fl. 4.j0, tt. 4:)-44. 

 A. Bachneri, Gilg, A. nianmiamensis, Gilg, and A. maci'antha. Gilg in 

 Engl. Jahrb. xvii. 576-580. 



Upper Guinea. Sene;:^al, Leprieur ! Sierra Leone : Su^arloaf Motintaiii, 

 Barter! Kegeiit, Scott-Elliot^ 4145! Southern Nig^eria : Ibu (Abo), l'ogel,bl\ 

 Niger Delta, ^ar<er, 20104 ! l^ank of the Kivcr Nun, Jtfa;i;i, 471 ! Canieroons: 

 Ambas Bay, Mann, xvi ! 



Xrile Ziand. Niamniam : by the Rivers Nabanibissoand Hoddo, Schweinfnrth, 

 5037! 



XiO\irer Guinea. Lower Congo, Smith ! Angola : Golungo Alto ; forests of 

 Quilon)bo, Buniba and Queta, Welwitsch, 6021 ! l*ungo Andongo ; forests by the 

 River Lombe, Welioitsch, 6022 ! 



Soutb Central. Congo Free State : Niamniam ; by the liiver Mbrwole, 

 Sckweinfiirth, 3726! Luiula : banks of the River Luatliini, Biichner, 618 (ex 

 Gilg). 



IMiozamb. Dlst. British Central Africa: Xyasaland ; banks of tlie Nelungusi 

 River, 3000 ft., IVhyte, 5 ! 



3. A. lanceolata, Gilg in Engl. Jahrh. xxviii. 1 25. A tall tree ; 

 bark whitish-grey ; branches spinous. Leav^es sessile, obovate-lanceolate, 

 8-4 J ft. long, G-8 in. broad, acute, broadly auricled at the base, glabrous. 

 Sepals suborbicular, entire, i in. long. Corolla above 1 in. long ; tube 

 I in. long and J in. in diam. ; lobes linear-lanceolate, acute, rather longer 

 than the tube. Fruit 1| in. long. 



Upper Guinea. Cameroon?: Batanga, Dinklage, 1114. 



4. A. Zenkerl, Gilg in Engl. Jahrh. xxviii. 124. A tree, 20-25 

 yards high ; branches grey or brown, the upper very spinous. Leaves 

 sessile, obovate-oblong, 16-30 in. long, 0-8 in. broad, rounded at the 

 apex, furnished with recurved round auricles at tlie base, chartaceous, 

 glabrous. Panicle large, terminal, thyrsoid ; bracts scale-like ; pedicels 

 J-J in. long. Calyx-lolDCS orbicular, emarginate, J in. long. Corolla 3 

 times the length of the calyx ; tube subcylindrical ; lobes 10-12, narrow 

 oblong, much shorter than the tube. 



Upper Guinea. Cameroons : Bipinde, Zenker, 1965 ! Victoria, Deistel, 181. 



5. A. parviflora, Baker in Kew Bulletin, 1895, 09. An erect 

 tree; branches J in. in diam., armed with strong spines; final internodes 

 very short. Upper leaves about 1 ft. long, 4-5 in. broad; petiole very 

 short, with a narrow reflexed border to the dilated base. Cymes very 

 compound, 1 ft. long. Calyx \ in. long ; outer lobes orbicular. Corolla 

 in bud oblong-cylindrical, 3-4 times the length of the calyx; lobes about 

 12. Anthers J in. long. Fruit not seen. 



Upper Guinea. Sierra Leone: by the B;\gru River, .Ifann ! valleys of Talla 

 Hill plateau, 3500 ft. , Scott-Elliot, 5053 ! Kahreni, Scott-Elliot, 5872 ! 



A. procera, Leprieur ex Bureau, Logan. 74-77, tigs. 60-62, is a doubtful si>eciej, 

 differing from this' in the absence of spines and in the {estivation of the corolla. 



6. A. orientalis, Gilg in Engl. PJl. Ost-A/r. C. 312. Branchlets 

 unarmed. Leaves quite sessile, obovate-cuneate, 16-l'0 in. long, ;>-(> in. 



