196 



LXXXIV. APOCYNACE^ (STAPF.) 



[Alafia. 



Leaves large, 7-10 in, long, 4-5^ in. broad . 1. A. grandis. 



Leaves smaller. 



Leaves very abruptly caudate-acuminate; 

 corolla-tube 4-41 lin. long ; style puberu- 

 lous , . . . . . . 2. A. Schumannii. 



Leaves not abruptly caudate-acuminate; corolla- 

 tube about 2 lin. long ; style glabrous. 

 Flowers white with a red centre ; corolla- 

 lobes slightly shorter to slightly longer 

 than the tube. 

 Corymbs subsessile or shortly peduncied ; 

 secondary nerves 9-11 on each side; 

 petiole 2-5 lin. long 

 Corymbs mostly on long slender peduncles ; 

 secondary nerves 6-9 ou each side ; 

 petiole 1-2 lin. long 

 Flowers yellow with a red centre ; corolla- 

 lobes distinctly longer than the tube. 

 Leaves 2-4 in. long, 1-1| iu. broad; 

 secondary nerves 4-5 on each side, 

 oblique ...... 



Leaves 1^-2 in. long, ^-| in. broad; 

 secondary nerves about 8 on each 

 side, very oblique .... 



Flov/ers w-hite (where known), in 7-2-fiowered 

 peduncied pseudo-umbels; intra- calycuiar glands 

 distinct. 

 Inflorescence delicately puberulous ; sepals ovate- 

 lanceolate, acute ; anther-cone distinctly 



exserted ^. A. Butayei. 



Inflorescence glabrous; sepals ovate, obtuse; 



anther-cone just reaching to tiie moutli , 8. A. caudata. 

 Flowers white, in few-flowered subsessile cymes; 



intra-calycular glands very minute . . . 9. A. sarinentosa. 



3. A. landolphioides^ 



4. A. Barter 



5. A. lucida. 



6, A. Benthamii. 



1. A, grandis, Stapf. Branches terete, velvety. Leaves broad- 

 elliptic, shortly acuminate or sometimes emarginate, rounded at 

 the base, 7-10 in. long, 4-5J in. broad, subcoriaceous, rather thick^ 

 glossy and glabrous above, hairy below especially on the nerves; 

 secondary nerves 10-12 on each side, arching below the margin and 

 raised like the loosely anastomosing veins. Cymes many- flowered,, 

 contracted, finely pubescent or velvety ; peduncles very short or up to 

 fin. long; bracts minute, broad-ovate, obtuse ; pedicels up to 1|^ lin. 

 long. Calyx rather velvety, 1-1 J lin. long ; sepals ovate, obtuse. 

 Corolla white with a scarlet throat; tube 2^-3 lin. long, hairy inside- 

 below the stamens, velvety without ; lobes suborbicular, as long as th& 

 tube, somewhat hairy at the mouth. Staminal cone not quite reaching 

 to the corolla-mouth, 2 lin. long. Carpels puberuious. — Tahernamon- 

 tana erythrophthahna, K Schiim. MSS. 



Upper Guinea. 



tOl! 



Cameroons : Yaunde, 2600 ft., Zenker ^ Standi, 213 !. 



