280 



CONVOLVULACE^E. XIV. IPOMOSA. 



Pendulous-fiowered Ipomcea. Fl. May, Oct. Clt. 180.5. PL 

 trailing. 



172 I. PINNATIFIDA ; glabrous ; leaves pinnately 7-cleft ; 

 segments lanceolate, acuminated, almost quite entire ; peduncles 

 1-2-flowered, longer than the leaves; sepals roundish-concave, 

 nearly equal, glabrous. I/ . ^. S. Native of Cuba, betwixt 

 Havannah and Regla. Conv. pinnatifidus, H. B. et Kunth, nov. 

 gen. 3. p. 108. Stem angularly striated. Leaves ovate in cir- 

 cumference, 2 inches long. Leaflets sometimes furnished with 

 one or two teeth, or quite entire ; intermediate one large, and 

 the lateral ones becoming gradually smaller. Corolla downy 

 outside. 



Pinnatifid-]eave<l Ipomoea. PI. tw. 



173 I. TRIFIDA ; downy; leaves cordate, trifid ; segments 

 quite entire ; peduncles 2-3-flowered, longer than the leaves ; 

 sepals glabrous, ovate-oblong, mucronate : outer ones rather 

 the smallest. I/ . . S. Native on the banks of the Orinoco, 

 between Carichana and San Borja, in woods. Conv. trifidus, H. 

 B. et Kunth, nov. gen. amer. 3. p. 107. Conv. hepaticifolius, 

 Willd. rel. ex Rcem. et Schultes, syst. 4. p. 303. Leaves l 

 inch long ; middle segment oblong, acuminated, mucronate : 

 lateral ones a little shorter, diverging somewhat triangular, hav- 

 ing the superior angle acuminated, and the lower one rounded. 

 Corolla funnel-shaped, purple, glabrous, size of those of Ip. 

 purpurea. Perhaps a species of Pharbltis. 



Trifid Ipomcea. PL tw. 



174 I. QUINA'TA (R. Br. prod. p. 486.) glabrous ; leaves qui- 

 nately digitate; leaflets lanceolate, quite entire, mucronulate ; 

 peduncles 1 -flowered; sepals obtuse, the inner 2 twice the 

 length of the outer 3, about equal to the middle of the corolla in 

 length, y..^. S. Native of New Holland, within the tropic, 

 on the sea shore. Very nearly allied to /. hirsuta. Con- 

 volvulus quinatus, Spreng. syst. 1. p. 590. 



Quinate-leaved Ipomcea. PL tw. 



175 I. THONNINGII; twining or prostrate, glabrous; leaves 

 digitately 5-parted ; segments narrow, pinnatifid, serrated ; 

 stipulas palmate; peduncles 1-flowered, bibracteate in the mid- 

 dle, simple, twin ; sepals oblong, acute, scabrous ; stigma capi- 

 tate, 3-lobed. 11. *"*. S. Native of Guinea. I. dissecta, 

 Willd. spec. 1. p. 880. phyt. 1. p. 5. no. 19. t. 2. f. 3. Conv. 

 Thonningii, Schum. pi. guin. p. 98. Stems angular. Corolla 

 campanulately funnel-shaped, white. Capsule hidden by a 

 calyx, divided by a thin membrane into 3 cells; cells 1 -seeded. 

 Seeds tomentose. Said to be allied to /. Captious and /. laci- 

 matus. Perhaps a species of Batatas. 



Thonning's Ipomrea. PL twining. 



176 I. HISPANIOL* ; leaves quinately digitate, glabrous; 

 leaflets lanceolate, serrated, cuspidate; peduncles 1-flowered, 

 exceeding the leaves ; sepals obtuse, glabrous. "2/ . ^. S. Na- 

 tive of Hispaniola. Convolvulus Hispaniolae, Spreng. syst. 1. 

 p. 590. Stems hairy. 



Hispaniola Ipomcea. PL twining. 



177 I. HIRSU'TA (R. Br. I. c.) plant beset with spreading hairs ; 

 leaves quinately digitate ; leaflets oblong-lanceolate ; peduncles 

 generally 1-flowered ; calyx glabrous ; sepals obtuse, the 2 inner 

 a little longer than the outer 3. i;.? ^. S. Native of New 

 Holland, on the sea-shore, within the tropic. Conv. Brownii, 

 Spreng. syst. 1. p. 590, 



Hairy Ipomoea. PL tw. 



178 I. DIVERSIFOLIA (R. Br. 1. c. p. 487.) glabrous; leaves 

 palmately 7-parted ; segments linear, dentately pinnatifid : in- 

 termediate one elongated, and nearly entire; peduncles 1-2- 

 flowered ; calyx about equal in height to of the corolla, which 

 is one inch and more long ; sepals oblong, wrinkled on the 



nerves, y. . /0 . S. Native of New Holland, within the tropic. 

 Conv. diversifolius, Spreng. syst. 1. p. 592. 

 Diverse-leaved Ipomcea. PL tw. 



179 I. CAROLINA (Lin. spec. 227, but not of Pursh nor Michx.) 

 glabrous?; leaves digitate ; leaflets 5-7, lanceolate, attenuated 

 at the base, petiolate ; peduncles 1-flowered ; calyx short. 1{. 

 *"\ S. Native of the Bahama Islands. Willd. spec. 1. p. 880. 

 Pers. ench. 1. p. 183. I. Carolini&na, Poir. diet. 6. p. 11. 

 Cat. carol. 2. p. 91. t. 91. Corolla funnel-shaped; tube green 

 outside, and violet inside: limb purple; segments reflexed. 



Carolina Ipomcea. Fl. July, Aug. Clt. 1 732. PL tw. 



* * Peduncles many-jlorvered. 



180 I. PLATE'NSIS (Ker, bot. reg. t. 333.) branches, petioles, 

 and peduncles beset with prickly tubercles ; leaves palmate : 

 lobes 7, cuneate-oblong, bluntish, with a short mucrone : 

 outer ones the smallest ; peduncles few-flowered, cymose at 

 apex, a little longer than the petioles ; sepals nearly orbicular. 

 "H.. '"*. S. Native on the banks of the Plata. Conv. Platensis, 

 Spreng. syst. 1. p. 591. Root tuberous. Corollas pale purple, 

 size of those of Batatas paniculatus. Stigma capitate, hardly 

 lobed. 



Plata Ipomcea. Fl. Ju. Sept. Clt. 1817. PL tw. 



181 I. SETOSA (Ker. bot. reg. t. 335.) branches, petioles, and 

 peduncles hispid from bristles ; leaves naked, cordate, 3-lobed : 

 lobes dentately sinuated ; peduncles robust, longer than the pe- 

 tioles, many-flowered, trichotomously cymose ; sepals oblong. 

 1. /r \ S. Native of Brazil. Conv. setosus, Spreng. syst. 1. 

 p. 594. Root tuberous ?. Corolla salver-shaped, purplish red, 

 size of those of Batatas paniculatus. Stigma globose. Said to 

 be nearly allied to Ip. platanifolius, and Batatas edulis. 



Bristly Ipomoea. Fl. Aug. Oct. Clt. ? PL tw. 



182 I. VESicuLbsA (Beauv. fl. d'ow. 2. p. 73. t. 106.) plant 

 beset with numerous vesicles ; leaves palmately 5-7-lobed : 

 lobes unequal ; peduncles 4-6-flowered ; corollas purple. I/ . 

 / *\ S. Native of Guinea, in the kingdom of Waree, in woods. 

 Axils of the leaves woolly. 



Vesiculose Ipomoea. PL tw. 



183 I. PALMA'TA (Forsk, descript. p. 43. Rcem. et Schultes, 

 syst. 4. p. 207.) glabrous ; leaves palmate ; leaflets 5, serrulated, 

 outer ones bifid : stipulas foliaceous, palmate : axils woolly ; 

 peduncles longer than the leaves, dichotomously corymbose ; 

 sepals glabrous, ovate, obtuse. %. r ^. G. Native of Egypt, 

 Guinea, also of the Sandwich Islands. Conv. Cairicus, Lin. 

 spec. 222. Vahl, symb. l.p. 15. Willd. spec. 1. p. 863. Sims, 

 bot. mag. 699. Conv. jEgy'ptius, Berl. aegypt. p. 73. t. 74. 

 Ip. Cairica, Sweet, hort. brit. p. 287. Barrel, icon. t. 30. 

 Corolla campanulate, purple. Seeds woolly. 



Pa/mate-leaved Ipomoea. Fl. Ju. Sept. Clt. 1680. PL tw. 



184 I. PES-TIGRIDIS (Lin. fl. zeyl. 79. spec. 230. Wall. fl. 

 ind. 2. p. 93.) leaves palmate, 5, rarely 7-lobed : lobes ovate, 

 entire, clothed with silky hairs ; peduncles many-flowered, equal in 

 length to the leaves ; flowers aggregate ; bracteas 6-8, surround- 

 ing the head of flowers, and longer than it. O- 1 - S. Native 

 of the East Indies, as of Travancore, Sukanagur, banks of the 

 Irawaddi, Ceylon, Java, &c. Conv. pes-tigridis, Spreng. syst. 1. 

 p. 455. Conv. bryonisefolius, Sal. prod. p. 125. Convolvu- 

 loides palmata, Mcench. meth. 452. Dill. elth. 420. t. 318. f. 



411 Rheed, mal. 11. p. 121. t. 59. Knip. cent. 9. t. 53. 



Herm. lugdb. 184. t. 187. Act. bonn. 2. p. 362. t. 23. f. 2. 

 Hairs on the stem furnished with glands at the base. Lobes of 

 leaves acute, 1-2 inches long. Bracteas bluntish, hairy, ovate, 

 linear. Sepals ovate, acuminated, hairy outside. Corolla hairy 

 outside, funnel-shaped, purplish. Capsule glabrous. Seeds rather 

 villous. 



