Ipomcea.] xc. convolvulace^e (baker and rendle). 173 



times cordate at the base ; petiole generally shorter than the leaf. 

 Peduncles exceeding the petioles, 2-5 in. long, bearing a lax few- 

 flowered cyme ; bracts minute, ovate -cuspidate ; pedicels, often an inch 

 or more long. Sepals coriaceous, ovate or elliptic-ovate, obtuse, minutely 

 cuspidate, glabrous, 4-.") lin. long, the outer generally shorter than the 

 inner. Corolla broadly funnel-shaped, red-purple, 2 in. long. Capsule 

 ovoid, glabrous, 9 lin. long, 4-valved. Seeds dark brown, villous, the size 

 of a large pea. — Hiern in Cat. Afr. PL Welw. i. 739. /. Pes-Caprce, 

 Roth, Nov. Sp. PL 109 ; Choisy in DC. Prodr. ix. 349 ; Franchet, Sert. 

 Somal. 41 ; Hallier f. in Engl. Jahrb. xviii. 145, in Bull. Herb. Boiss. 

 v. 376, and in Bull. Soc. Roy. Bot. Belg. xxxvii. 98 (var. emarginata) ; 

 Dammer in Engl. Pfi. Ost-Afr. C. 332 (incl. forma arenaria). Batatas 

 maritima, Boj. Hort. Maurit. 225. Convolvulus rotitndifoliits, 

 Schumach. & Thonn. Beskr. Guin. PL 102. 



Upper Guinea. Senegal, Boivin ! Roger I Liberia, Cape Palmas, Tog el, 

 44! Dinklage, 70. Gold Coast, Krause. Lagos, Mitten ! Mouth of the Niger, 

 Barter! Cameroons : Little Batanga, Dinklage, 346; Batanga, Bates, 153! 

 Fernando Po, Mann, 241 ! Vogel ! 



Nile land. British East Africa : Witu, Thomas, 200 ! Cape Guardaf'ui, 

 Bevoil. 



Lower Guinea. St. Thomas Island, Moller, Quintas, 60. Lower Congo : 

 Smith ! Dewevre. Mouth of the Congo, Naumann. Banana, Wihoerth, Monteiro ! 

 Angola : Loanda, Welwitsch, 6240 ! Benguela, Wawra, 265. Mossamedes, Wel- 

 witsch, 6125 ! 



South Central. Congo Free State : Mtowa, by Lake Tanganyika, Descam/ps. 



XVXozamb. Dist. Zanzibar, Hildebranrlt, 1266! Stuhlmann, 102, 103, 104. 

 German East Africa : Usambaia; Muoa, Hoist, 3040 ! Portuguese Africa : Zambesi 

 Delta ; Kongone River, Kirk ! shore near Beiia, Mrs. Evelyn Cecil, 242 ! 



Also in South Africa, various African islands, and widely spread throughout the 

 tropics. 



89. I. Protea, Rendle & Britten in Joum. Bot. 1894,176. A shrub. 

 Stems long, prostrate, branching, leafy, 5 ft. or more in length, surface 

 rugulose and in the younger portion more or less minutely hirsute. Leaves 

 generally broadly oblong to orbicular-oblong, 1|— 2^in. long, about 1-21 

 in. broad, apex rounded or very obtuse, mucronulate, base in the larger 

 leaves incipiently cordate, upper surface scabridulous to sparsely pilose, 

 lower surface lighter, markedly reticulate, minutely hirsute on the veins ; 

 petiole short, 6 lin. or less. Peduncles short (about as long as the 

 petioles), sometimes single-flowered, generally bearing few- to many- 

 flowered dichasial cymes ; bracts minute, ovate ; pedicels louger than 

 the peduncles, stout, verruculose. Buds narrowly ovoid, pointed. 

 Sepals glabrous, ovate, shortly acute, the two outer smaller, 5-6 lin. 

 long, the inner 7-9 lin. long, verruculose on the back, margin especially 

 of the inner ones pellucid. Corolla withered, apparently funnel- 

 shaped, exceeding 1 in. Fruit unknown. — Hiern in Cat. Afr. PL 

 Welw. i. 739. 



lower Guinea. Angola: Pungo Andongo, Quitage, Welwitsch, 6192 ! 



