76 MR. G. D. HAVILAND: REVISION OF THE NAUCLEEE. 
Calycis lobi brevissimi. 
Folia 8-nervia ....... ce. cece eee 30. homomalla. 
Folia 5-nervia ; 
submembranaeea ................ 31. levigata. 
coriacea, subtus glauca............ 32. sessilifructus. 
Sectio 6. 
Capsule pedicellate. Bracteole filiformes. Pedunculi pseudo- 
racemosi. Stipule integra. 
Calycis tubi pars superior cupularis .... 39. tomentosa. 
Calycis tubi pars superior infundibularis . 34. guianensis. 
l. Uncarta AFRICANA, G. Don. 
Frutex 1-15-metr. Ramuli glabri vel pubescentes; internodi 
7-9 cm. Folia 13 cm. longa, 6 cm. lata, elliptico-lanceolata, 
longe aeuminata, supra glabra, subtus glabrescentia, nervis 7-8. 
Petioli 7 mm. Stipule bifidz, lobis acutis. Pedunculi 7 em., 
maxime variabiles. Flores pedicellati vel subsessiles. Corolla 
sericea, mellea; tubus 1 cm., lobi oblongi. Calyx sericeus ; tubi 
pars superior 4 mm.; lobi 1 mm., obtuse triangulares. Stylus 
18 mm.; stigma 4 mm., elongato-clavatum. Capsule 2 cm., cum 
pedicellis equilonge. Bracteæ nulle.—JU. africana, G. Don, Gen. 
Syst. iii. 471 ; Hook. Ic. Pl. t. 781; Benth. in Hook. Niger Fl. 
351, t. 42; Hiern, in Oliver F]. Trop. Afr. iii. 42. U. mada- 
gascariensis, Baill. in Bull. Soc. Linn. Paris, i. (1879) 219. 
Nauclea africana, Walp. Rep. ii. 512. 
Var. (1). Flores subsessiles. Calycis tubi pars superior 4 mm.— 
Sierra Leone, Niger, Mombuttu. 
Var. (2) madagascariensis, Flores subsessiles. Calycis tubi 
pars superior 2 mm.—Mascarenia. 
Var. (3) angolensis. Flores pedicellati. Calycis tubi pars 
superior 4 mm.—Angola. 
Var. (4). Flores pedicellati. Calycis tubi pars superior 2 mm.— 
Kamerun. 
N. Trop. Arrica.—Sierra Leone (Scott Elliot, n. 3832, n. 4709; 
Johnston, n. 36 ; Barter, Don). Niger (Vogel, n. 117). W. Tropical Afr., 
lat. 1? N. (Mann, n. 1769). Mombuttu (Sch weinfurth, n. 2480). 
S. Trop. A FRICA.—Angola (Welwitsch, nn. 8030, 3031). 
MASCARENIA. — Madagascar (Baron, nn. 6218, 5769; Hildebrandt, 
n. 3449). Ins, Comoro (Humblot, n. 451). 
The species is very variable and has a very wide distribution, yet I am 
unable to group the specimens I have seen into distinct species. 
l————— DRE 
