Ipomoea.] xc. convolvulace/E (baker and rendle). 143 



21. I. asperifolia, Ilallierf. in Engl. Jahrb. xviii. 128. Stems 

 from a thickened woody rootstock, slender, trailing, densely clothed 

 with short yellowish spreading hairs. Leaves oblong-ovate to triangular- 

 mucronate, baseretuseto shallowly cordate, ovate, obtuse, 1^-2^ in. long, 

 clothed in both surfaces with short stiffish yellowish adpressed hairs ; 

 petiole very short, generally less than 6 lin. Flowers solitary or 

 geminate in the axils of the leaves ; peduncles ^-1 in. long ; bracteoles 

 linear, 8 lin. long ; pedicels short. Calyx hairy, like the leaves, 6 lin. 

 long ; sepals ovate, acute, the two inner lanceolate. Corolla funnel- 

 shaped, purple or rose-colour, twice as long as the calyx. Capsule 

 glabrous, shorter than the.calyx. — HierninCat. Afr. PI. Welw. i. 733. 



lower Guinea. Angola: Huilla, busby pastures near Lopollo, Wehuitsch, 

 6126! 



22. I. tenuirostris, Choisy in DC. Prodr. ix. 379. Perennial 

 Stem slender, twining, more or less densely clothed with yellowish 

 spreading hairs. Leaves entire, cordate-ovate, acute, mucronate, 1^-3^ 

 in. long, somewhat sparsely clothed on both surfaces with short adpressed 

 hairs; petiole hairy like the stem, 1-2 in. long. Peduncle 1-3 in. long ; 

 cymes generally dense, many-flowered, compound ; pedicels short ; bracts 

 lanceolate, acute, about 1|- lin. long, hairy like the sepals. Calyx densely 

 minutely hirsute on back and margin, hairs yellowish. Sepals 4-5 lin. 

 long, ovate-lanceolate, acute to acuminate, the inner narrowly lanceolate. 

 Corolla funnel-shaped, 1 in. long, midpetaline areas very distinct, minutely 

 hirsute, white with a purple throat. Capsule globose, glabrous, beaked with 

 the indurated persistent style base, 3 lin. in diaru. Seeds brown, minutely 

 velvety, bearing long cottony-white hairs on the upper angles. — A. 

 Rich. Tent. Fl .Abyss, ii. 70 ; Engl. Hochgebirgsfl. Trop. Afr. 346 

 and in Ann. Bot. Istit. Roma, vii. 229 ; Hallier f. in Engl. Jahrb. xviii. 

 128. /. acuminata, Baker in Kew Bulletin, 1894, 72 not of Roem. & 

 Schult. /. halleriana, Britt. in Journ. Bot. 1894, 170. /. zambesiaca, 

 Britt. I.e. 85 not of Baker. Convolvulus tenuirostris. Steud. in Schimp. 

 PL Abyss. 1064. 



Nile Iiand. Eritrea : various localities, Schiceinfurth Sf Siva, 846 ! 905 ! 

 1080! 1146! 1149! Terracciano ft Bappi, ISO, 1052, 1292; Ragazzi, 285; 

 Abyssinia, 6500-7500 ft. : Memsacb; near Gennia, Schimper, 1064 ! Tigre; Mount 

 Sholoda, Schimper, 373 ! Begemeder ; Anadebr, Schimper, 601 ! Amora Gettel, 

 Schimper, 1467 ! Ankober, Roth, 420 ! and without precise locality, Schimper, 

 62 ! Plowden ! Steudner. Somaliland : Harar, Robecchi-Bricchetti, 34. Uganda : 

 Kavirondo; between Nandi and Kakamagas, 4000-4500 ft, and two days' marcb 

 from Nandi, Whyte! Britisb East Africa: by the River Kirorurna (Kiloluma), 

 Gregory ! 



Mozamb. Sist. Britisb Central Africa : Xyasaland ; between Kondowe and 

 Kavonga, 2000-6000 ft., Whyte ! Masuka Plateau, 6500-7000 ft., Whyte ! Shibisa 

 to Tsbimnuza, Kirk ! Blantyre, Buchanan, 107 ! Mount Chiradzulu, Whyte ! and 

 without precise locality, Buchanan, 394 ! 560 ! 



23. I. fulvicaulis, Ilallierf. in Engl. Jahrb. xviii. 128. Perennial. 

 Stems from a woody rhizome, slender, twining, densely persistently 

 pubescent, with yellow-brown hairs. Leaves elliptic-ovate, 1J-3 in. 



