88 XC, CONVOLVULACEZ (BAKER AD RENDLE). [ Anisera. 
15. ANISEIA, Choisy in Mém. Soc. Phys. Geneve, vi. 481. 
Sepals herbaceous, obtuse to acute, the 3 outer much larger, ovate 
and more or less decurrent on the peduncle. Corolla broadly and 
shortly funnel-shaped, entire, very hairy in bud, sepaline areas 
glabrous in the open flower. Pollen globose, not spinose. Ovary 
glabrous, 2-celled ; stigma bicapitate ; disc obsolete. Capsule 4-valved, 
2-celled, 4-seeded. Seeds large, black, glabrous except on the edges. 
—Climbing herbs. Leaves elliptic to lanceolate, entire. Peduncles 
axillary, generally 1-flowered ; bracts small, narrow. 
Species few, natives of Tropical America, one also occurring in the tropics of the 
Old World. 
1. A. uniflora, Choisy in Mém. Soc. Phys. Geneve, vi. (1834), 
483. Perennial. Stems slender, twining, thinly pubescent. Leaves 
shortly petioled, oblong to linear-oblong, oblong-lanceolate or lanceo- 
late, firm, thinly pubescent, 1-2 in. long, narrowed to the _ base, 
obtuse with a small mucro. Peduncles 1-flowered, 1-1} in. long; 
bracts minute, lanceolate. Calyx 6-8 lin. long in flower, becoming 
9 lin. long in fruit; outer sepals ovate, obtuse, becoming scariose ; 
inner lanceolate. Corolla white, densely hairy on the ribs, regularly 
funnel-shaped, 1 in. long. Capsule ovoid, glabrous, as long as the 
calyx, 4-valved. Seeds glabrous, black, punctulate, with short flat hairs 
on the edges, 24 lin. long, as large as a pea.—Choisy in DC. Prodr. 1x. 
431; Benth. in Hook. Niger. Fl. 468. A. martinicensis, Choisy in Mém. 
Soc. Phys. Genéve, viii. (1838), 144, and in DC. Prodr. ix. 430; 
‘Hallier f. in Engl. Jahrb. xviii. 96 incl. var. ambigua. Convolvulus 
martinicensis, Jacq. Hist. Stirp. Amer. 26, t. xvii. Ipomea lanceolata, 
G. Don, Gen. Syst. iv. 282; Choisy in DC. Prodr. ix. 390. J. uniflora, 
Roem. & Schult. Syst. iv. 247. 
Upper Guinea. Senegal, Heudelot, 707! Roger, 38! Sierra Leone, Don! 
Garrett, 25! Scott-Elliot, 4051! 5271! 5696! Lagos: Abeokuta, Barter, 3340! 
Southern Nigeria : Ndoni, Barter / Cameroons, Buchholz. 
Lower Guinea. Angola: Cuanza River, Johnston! 
Mozamb. Dist. Zanzibar, Stuhlmann, 1138. 
Cosmopolitan in the tropical zone. 
16. CONVOLVULUS, Linn.; Benth. et Hook. f. Gen. Pl. ii. 874. 
Sepals generally subequal, obtuse or acute. Corolla funnel-shaped, 
colour various, midpetaline areas not well defined, passing gradually 
into the sepaline areas. Stamens inserted low down in the corolla- 
tube ; filaments generally unequal, filiform. Ovary 2-celled, 4-ovuled; 
style filiform; stigmas two, filiform. Capsule 2-celled, usually 
4-valved, 4-seeded. Seeds black or brown, glabrous, or pubescent, 
sometimes tuberculate; cotyledons broad, plicate-——Herbs or shrubs 
with climbing, prostrate or erect stems. Leaves simple. Flowers 
solitary, in few-flowered cymes or in dense involucrate heads. 
