470 convolvulacej:. 



Sect. 5. Pentadaottms. — Sepals memhra/naceous or at length leathery. Corolla usually 

 small, purple, narrowly campariulate-infundibular or elavate-infundihular, gradually 

 tapering at the base. ^Anthers included. Ovary %-celled, ^-ovulate, su^orted by a 

 cupuliform disk. Capsule t?/" Batatas. 



21. I. pulchella, Bth. {non Wight, non Bof. Mag.). Glabrous; leaves palmatipartite 

 nearly to tlie base : segments 5, entire or the exterior deeply 2-fid, lanceolate or elliptical- 

 lanceolate, pointed; peduncles ]~2-flowered, nearly as long as tbe leaves; sepals ovate- 

 rounded, equal, one-third to one-fourth as long as the corOUa ; corolla campauulate'infun- 

 dibular ; capsule S-celled, globose, much longer than the calyx : seeds pubescent, hearing a 

 little arachnoid, long wool along the margin. — Moris. 1. t. i.f. 5. Barrel, t. 319, 320.— 

 I. palmata, Kotschi Nub. I {non Forsk.) : Forskal's plant has " 2" long " flowers. — Sepals 

 2"C coroUa 6"'-8"' long, capsule 5'" diam.— Hab. Antigua I, Wullschl. ; [Brazil; ti-op. 

 Africa I, East Indies]. -. 



22. I. Cavanillesii, B. S. Glabrous; leaves palmatipartite nearly to the base: seg- 

 ments 5, entire or the exterior 2-lobed, elliptical or aiiptical-oblong, mucronulate-bluntish ; 

 peduncles l-few-flowered, nearly ^ long as the leaves ; sepals ovate, blunt, snbequal, one- 

 seventh to one-ninth as long as the corolla ; corolla narrowly campanulate below the broad 

 limb; "capsule 2-celled: seeds woolly." — CavIcZ. t. 258. — I. pentaphyUa, Cav. I. 

 Bonvetii, Walp. I — Axils producing minute, stipuliform bud-leaves ; sepals 2i"'-2"', corolla 

 18'" long. — Hab. Jamaica!, Pd., on the sea-coast, Westmoreland; [Guadeloupe !]. 



^ 23. I. triloba, L. Branches pilose, glabrescent; leaves glabrous, deeply palmatifid 



beyond the middle, (rarely entire, cordate-roundish) ; lobes 3-5, elliptical, contracted at the 



base, pointed, entire, exterior semicordate ; cymes umbelliform(-l -flowered), peSuncled ; 



J sepals ovate-oblong, pointed, subequal, pilose near- the margin, one-third as long as the 



' corolla; corolla narrowly campanulate below the infundibular limb ; capsule 2-celled, pilose, 



included by the calyx: seeds glabrous. — SI. t. 97, /. 1. — ^I. parviflora, V. Convolvulus 



Sloanei, Spreng. — Sepals 3"', corolla 9'" long. 



o. Leaves deeply palmatifid. 



p. Eustaehiana, Jacq. Leaves cordate-deltoid, entire or repaud. — Jacq. Obs. 2. f. 36. 

 Hab. Jamaica !, March (a, ;8) ; Antigua I, Wullschl. (a, ;8) ; [Mexico to Venezuela !]. 



24. I. Carolina, £. Glabrous^; leaves palmatipartite i6ihs\iaae: segments 5 (^'T'-Z), 

 entire, obversely lanceolate or linear, retuse or blunt, often muoronulate, tapering at the 

 base ; peduncles 1-2-flowered ; sepals ovate, blunt, equal, one-sixth as long as the corolla ; 

 corolla clavate : limb shortly infundibular ; ovary 2-cdled ; " seeds glabrous." — Catesb. 

 Carol. 2. t. 91.-— I. pentadactylis, Chois. I. radicans, Berter. — Sepals 3'", corolla 18'" long, 

 the latter pale-piuk with a shade of green. — Hab. Bahamas (Oatesb.), on rocks; Jamaica!, 

 Mac/., Wils,, March; [Brazil;' Bast Indies !]. 



Sect. 6. Xanthips. — Sepals membranaceous-leathery. Corolla obconical above the cylin- 

 drical, at length ovoid base. Anthers included, at length subcontorted. Ovary 2-celled, 

 i-ovitlate, supported by a cupuliform disk. Capsule dehiscent into 4 equal valves. — 

 Flowers yellow in our species ; leaves 2-9tipulate at the base of the petiole. 



25. I. umbellata, Mey.l Glabrous or puberulous; leaves cordate, entire orrepand; 

 cymes many(-few)-flowered, umbelliform, pednncled : peduncle usually exceeding the stipu- 

 late petiole ; sepals oval, blunt, subequal, connivent-imbrlcate, one-third to one-fourth as 

 long as the corolla; corolla yellow; capsule subglobose, 4-seeded; seeds bromn-velvety 

 shortly viUous along the margin,— Dew. Fl. 7. t. 524. Miq. Sunn. t. 37.--Convolvulusi 

 L. C. polyanthus, W. I. mollicoma, JKij. /—Leaves variable," acuminate or cordate-del- 

 toid ; sepals 3"'-4"', corolla 1" long.— Hab. Jamaica 1, Dist., Al., March, in hedges ; An- 

 tigua !, Wullschl.; Tnnidad !, /Si>4. 2V. 339, Lockh., common; [Cuba! and Mexico! to 

 Brazil ! ; trop. Afi'ica !]r 



Sect. 7. V-e.s-ckmm.— Seeds membranaceous, at length leathery. Corolla usually large, 

 campanulate-infundibular. Anthers included. Ovary ^-ovulate, Z-celled or i-celled at 

 ■ the summit : no cupuliform disk. Capsule 2-4i-valved to the basa. 



* Seeds devoid of cotton ; stem usually creeping. 

 / 26. 1. pes-caprse Su>. Glabrous, long-creeping ; leaves roundish, emarginate, cuneate- 



