CONVOLVULACEiE. 4,73 



Sect 11 Phabbitis Clwis.-SepaU herbaceous, acuminate. Corolla carmamlate- 

 tnfundztular. Anthers zncluded. Ovary i-ovulate, Z-i-i-celled, supported by a cupu- 

 hform or campanulate disk. Capsule splitting into valves. 



* Dish cupuliform, one-half to one-third as long as the ovary. 



A.lh^\^}^l°^^^^' f- Pil°/\; i««««* i-Z-partite: segments eUiptical, muoronate, 

 dentate, peUoMate ; pedimcles 2-5-flowerea : pedicels short; sepals subulate, spreading 

 exceeding half the coroUa, Mspid below, glandular above : ovate base one-half to oue-third as 

 long as the linear appendage; corolla white, campanulate at the base; disk cupuliform ■ 

 capmle ^.-celled: seeds 4, puberulous.— Batatas, Chois. Convolvulus, K— Habit oiSchims 

 but sepals green spreading, as in I. Nil; sepals 8"'-10"', corolla 1" long.-HAU. Trinidad l' 

 Lockh., on dry banks ; [Cuba to Brazil I]. 



^ -t^ '■ "^"'-^^f Pilose; Wi cordate-Z-lobed: lobes ovate, pointed, entire, the 

 middle usually contracted at the base; peduncles 1-3-flowered; sepals Mform above a 

 lanceolate base, spreading, ascending half the corolla-tube, densely pilose below: base about 

 one-third as long as the narrow part ; coroUa blae above, (or purple), white below, gradually 

 enlarged from the cyhndrical base; disk cupuliform; capsule Z-celled: seeds 6 or fewer bv 

 abortion, glabrescent --/«c^ 7c Bar. t. 36.-Convolvulus, L. {ea: Dill.f. 92). I. hederacea 

 Jocq. M.Mr. i^hsTbiUs Nil, (^exclus. synon.) and hederacea, C^Mi.— Sepals 8"'-10"' 

 corol a-tube 1" long.— Hab. Jamaica !, Macf. ; [United States I to BrazU 1 ; trop. Africa 1' 

 Asia !, and Austraha !]. > 1 . 



^/^_41. I. purpurea, Lam. Branches pilose or glabrescent; leanes cordate-roundish 

 pointleted, entire or xe^mi, glabrous; cymes few-flowered, contracted-umbelliform ; sepals ' 

 lanceolate, adpressed, hispid below, glabrous above, exceeding half the corolla-tube -'corolla 

 violet or purple, white below, (or white), gradually enlarged from the base ; disk cupuliform ■ 

 capsule 2(-" 3 ")-celled : seeds 4 or fewer by abortion, minutely puberulous.— iM« Elth 

 t. %4>.f. 97. Bot. Mag. t. 1 682.— Convolvulus, i. Pharbitis hispida, Chois. I. glandu- 

 hfera, Macf. /—Sepals 6"'-8"', corolla-tube 1" long ; floweis nocturnal (Macf.) —Hab 

 Jamaica I, Macf., March ; [United States I ; Cuba I to Venezuela !]. 



42. I. Tillosa, B. P. Eoary-tomentose or sericeous ; leaves cordate-Z-lobed: lobes 

 entire, lateral roundish, middle acuminate ; peduncles 1-3-flowered ; sepals ovate-oblong, 

 adpressed, villous, scarcely half as long as the corolla-tube ; corolla dark-purple, variegated^ 

 gradually enlarged from the base; disk cupuliform; ovary Z-eelled, 6-ovulate. — B,. P.Fl 

 Peruv. t. 121. P.— Sepals 5'", corolla-tube 1" long.— Hab. Trinidad !, Pd., Cr., in savan- 

 nahs along the eastern coast ; [Peru]. 



43. I. acuminata, B. S. {non B. P.). Branches pilose or glabrescent ; leaves cordate- 

 Z-lobed: lobes deltoid-ovate-entire; peduncles few-1-flowered ; sepals lokg, loMceolate- 

 linear, adpressed, puberulous or glabrescent, often hispid-ciliate at the base, half as long as 

 the corolla-tube ; corolla bine above, gradually enlarged above the cylindrical base ; disk 

 cupuliform, half as long as the ovary; ovary 3-cened, 6-ovulate. — Bot. Beg. t. 39.— Con- 

 volvulus, V. I. mutabiUs, tindl. (Pharbitis, Chois.). — Sepals 1", corolla-tube 2" long. 



Hab. 3a.mwi3,\, March ; [Cuba I to Brazil]. 



** Disk campanulate, including the ovary. 



44. I. cathartica, Poir. Glabrous ; leaves cordate-3-lobed (or cordate-roundish) : 

 lobes entire, repand, pointed, lateral ovate, middle oblong or elliptical-oblong ; pedoncles 1-2- 

 flowered ; sepals ovate-lanceolate, long-acuminate, suberect, glabrous, half as lotig as the 

 corolla-tube ; corolla blue or crimson, gradually enlarged fi'om the base ; disk campanulate, 

 including the 3-celled, 6-ovulate ovary. — Bot. Beg. t. 999. — Pharbitis, Chois. Convolvulus 

 pudibundus, lAndl. C. portoricensis, Spreng. — Sepals 8"'-10"', corolla-tube 16"'-20"'long. 

 — Hab. Bahamas I, SwajKj. ; Jamaica; S. Vincent; [Cuba and Mexico to Brazil I]. 



45. I. jamaicensis, 7)of2. Sericeous-pubescent or glabrescent ; leaves cordate-3-lobed 

 or cordate-roundish,'pointleted : lobes ovate, entire ; peduncles 1-6-flowered : pedicels short ; 

 sepals ovate-lanceolate, suberect, pubescent or glabrous, devoid of bristles, one-fourth as 

 long as the corolla-tube ; corolla purple : tube cylindrical below, gradually and slightly 

 enlarged above; disk campanulate, including the ovary; capsule 3-celled: seeds 6 or fewer 



