40 X, DIOSCOREACES. [Dioscorea 
Apparently near the West African D. colocasicfolia Pax (i.c., 
p. 145), but distinguished by its not winged stem and very 
characteristic more isodiametrical leaf. 
10. D. sp. 
Leaves ae Stem leaf-stalks and leaves shortly ferruginously 
tomentose. Leaves opposite, simple, stalk about half the length 
of the blade, blade 7-nerved, orbicular-cordate, apex shortly 
abruptly acuminate. 
Sierra LEoNE.—Sept. 1853. No. 4043. 
Leaves palmately compound. 
11. D, triphylla Schimp. ex Kunth, l.c., p. 436 (non L.). 
Var. tomentosa Rendle var. nov. distinguished by the densely 
softly tomentose lower leaf-face. 
Gotunco ALTo.—Somewhat plentiful in thickets at the openings of 
woods, Near Bango. In fl., male and female, and fr. Feb. and June 
1855. No. 4052. 
Srerra Leonse.—A high climbing herb, apparently dicecious. Here 
and there in places once cultivated near Freetown. Sept. 1853. 
No. 4051. 
12. D. sp. 
GoLtunco ALTo.—A suffruticose widely climbing herb with bifolio- 
late leaves covered beneath with a white tomentum. Fruiting racemes 
pendulous. Fruit triangular. Seeds winged. Sange, 1856. CoLt. 
Carp. 1009. 
Apparently near D. triphylla Schimp. 
13. D. sp. 
Genus probabilit. novum Welw. Apont. p. 587, No. 41 (1859). 
GoLunco ALTo.—A new genus of Dioscoreacez, certainly not 
recorded for the Niger Flora. Suffruticose, climbing, trifoliolate, with 
broad hairy leaflets. Flowers not examined. A great ornament in 
woody thickets. August 1857. CoLz. Carp. 1010. 
Material consists only of broken capsules and seeds. The capsules 
resemble those of D. triphylla Schimp. The seeds are 1% in. long, 
brown with a delicate membranous light brown iranslucent bluntly 
linear-oblong unilateral wing. 
14. D, Quartiniana Rich. Tent. Fl. Abyss. ii. p. 316, t. 96a: 
(1851); Durand & Schinz, U.c., p. 275. 
D. Quartiniana var. Hochstetteri Engl, Hochgeb. Trop. Afr. 
p. 172 (1892); Durand & Schinz, 1c. Var. pentadactyla Pax, l.c., 
p. 148; Durand & Schinz, dc. D. pentadactyla Welw. ex Pax, 
tc, p. 149. 
GoLuneo ALTo.—An undershrub, stem woody at the base, widely 
climbing, leaves 5- to 3-foliolate, with bulbils in the axils of the curved 
deflexed petioles. Leaflets densely marked with pellucid striz. 
Flowers not seen. Very dense thickets by the spring of Quinqué- 
lequéle. End of Dec. 1855. No. 4046. D. pentadactyla Welw. 2. In 
thickets among the palms by the river Cuango near Sanche ; Feb. 
1856. No. 4047. A dicecious plant with tuberculated rhizome, 
Quilombo, Feb. 1855. No. 4048. A climbing herb with the old stem 
subshrubby, leaves alternate 3- to 5-foliolate, root tuberous. Flowers 
green in strobiliform spikes protected by bracts which are concave at the 
