CONVOLVULACE.E. XIV. IPOMOSA. 



279 



Var. ft; stem and petioles clothed with long, straight, rufous 

 hairs ; leaves a little larger. 



Five-Jingered-\eaved Ipomcea. PI. tw. 



161 1. HORSFA'LLI.E (Hook. hot. mag. 3315.) glabrous; 

 leaves quinaiely digitate : leaflets lanceolate, quite entire, with 

 undulated margins ; peduncles about as long as the petioles, 

 bearing dichotomous cymes of flowers; sepals imbricate, obtuse, 

 equal ; corolla funnel-shaped. Tf. . / "\ S. Native of Africa, or 

 the East Indies. Corolla of a deep, rich, and glossy rose colour. 

 Stigma capitate, 2-lobed, hairy. Filaments glabrous, upon a 

 hairy scale or gland, which is vaulted beneath. Leaflets gene- 

 rally 5, rarely 6-7. Perhaps a species of Batatas, or a new 

 genus from the vaulted scale at the base of each filament. 



Horsfall's Ipomcea. Fl. Dec. Jan. Clt. 1833. PI. tw. 



162 I. ENNEA'LOBA (Beauv. fl. d'ow. 2. p. 69. t. 101.) stem 

 angular ; leaves palmately 9-lobed : lobes unequal ; peduncles 

 3-flowered ; corollas purple. 1. '~\ S. Native of Guinea, at 

 Chama. Nearly allied to /. almata, Forsk, but is without any 

 digitate stipulas. Corolla with the tube narrow at the base, and 

 swollen at top. 



Nine-lobcd-\eaved Ipomcea. PI. twining. 



163 I. PULCHE'LLA (Roth, nov. spec. p. 115.) herbaceous, 

 glabrous ; leaves quinate ; leaflets sometimes entire, sometimes 

 bifid : all elliptic-ovate, petiolate, mucronulate at apex ; pedun- 

 cles about equal in length to the petioles, 1-2-flowered; sepals 

 glabrous : inner ones obtuse : outer ones shorter, acutish ; seeds 

 villous. 1J. . ^\ S. Native of the East Indies, at Pagamew 

 and Segaen, &c. Conv. bellus, Spreng. syst. 1. p. 590. Conv. 

 heptaphyllus, Rottl. ex Willd. act. nat. cur. 4. p. 196. Wall. fl. 

 ind. 2. p. 66. Conv. digitatus, Roxb. ex Wall. cat. no. 1353. 

 Conv. dasyspermus, Spreng. Wight, herb. Conv. venosus, 

 Madr. herb. Stem terete. Petioles tubercled. Corolla an 

 inch long, funnel-shaped, small, pale pink, with the bottom of 

 the bell deeper coloured. Capsule glabrous. This is a beautiful 

 delicate, though extensive plant, and uncommonly interesting on 

 account of its slender, pendulous, spiral peduncles, with their 

 pretty small pink flowers, standing erect on their thickened 

 curved apexes. 



Pretty Ipomcea. PI. tw. 



loi I. TUBERCULA'TA (Roem. et Schultes, syst. 4. p. 208. 

 Choisy, 1. c. p. 474.) stem glabrous, verrucosely muricated ; 

 leaves quinate ; lobes lanceolate, mucronate, entire : outer 

 ones often bifid ; petioles stipulaceous ; peduncles usually 1-3- 

 flowered, longer than the leaves ; sepals obtuse, unequal, ovate- 

 oblong, with membranous edges ; corolla campanulate, rose- 

 coloured, 2 inches ; seeds glabrous, ex Choisy ; woolly on the 

 convex side, ex Wall. l/.^. S. Native of the East Indies, 

 China ; Sandwich Islands ; South America ; Para, Monte Video, 

 and Rio Janeiro, in Brazil ; and of the province of Caraccas, on 

 the bank of Lake Tacarigua, where it is called Vejaqwlo by the 

 natives. Ip. stipulate, Jacq. scheenb. 2. p. 39. t. 199. Ip. fru- 

 tescens, Desf. cat. par. p. 74. Ip. tubercuiosa, Desf. cat. par. 

 p. 74. Ip. tuberosa, Lour. coch. 112. ed. Willd. l.p. 138. Conv. 

 tuberculatus, Desr. in Lam. diet. 3. p. 545. H. B. et Kunth, 

 nov. gen. 3. p. 108. Conv. digitatus, Wall. fl. ind. 2. p. 65. 

 Roem. et Schukes, syst. 4. p. 303. Flowers purple, size of 

 those of Batatas paniculata. Very nearly allied to Ipamoea 

 C airica, 



Tubercled-stemmed Ipomcea. Fl. Ju. Sept. Clt. 1818. PI. 

 twining. 



165 I. AMPELOPSIFOLIA ; glabrous, except the petioles, which 

 are glandularly downy ; leaves quinate ; leaflets lanceolate, ser- 

 rated, cuspidate; peduncles 1-3-flowered, shorter than the 

 leaves ; sepals ovate, obtuse, mutic, each furnished with a dorsal 

 mucrone ; outer ones rather the shortest. Tf..^. S. Native 



of Mexico, near Vera Cruz, among bushes. Conv. ampelopsi- 

 folius, Cham, et Schlecht. in Linnaea, 5. p. 118. 

 Ampelopsis-leared Ipomcea. PI. twining. 



166 I. OPERCULA'TA (Mart, reise. bras, ex Linnsea, 5. p. 40.) 

 glabrous ; stems winged ; leaves pedately 5-parted ; segments 

 broad-lanceolate, acuminated, quite entire, or repandly toothed : 

 pedicels solitary or twin, winged ; capsule compressed, globose, 

 circumcised. % . . 8, Native of Brazil. Conv. operculatus, 

 Gomez, mem. corresp. acad. lisb. 1812. p. 27. icone. 



Operculate-capsuled Ipomcea. PI. tw. 



167 I. DASYSPE'RMA (Jacq. eclog. 1. p. 132. t. 89.) herba- 

 ceous, smooth ; leaves tripartite ; segments trifid : the larger 

 ones pinnately 5-lobed, with the lower lobes bifid, all glabrous ; 

 peduncles 1 -3-flowered, shorter than the petioles ; sepals ovate, 

 obtuse, unequal, and as if they were cordately spurred at the 

 base before flowering: outer ones the shortest. Q. ^. S. Na- 

 tive of the East Indies, China, New Holland. Ip. tuberculata, 

 Ker. bot. reg. t. 86, but not of Rcem. et Schultes. Conv. dasy- 

 sperma, Spreng. syst. 1. p. 591. Conv. pedatus, Roxb. fl. ind. 

 2. p. 63. Stipulas small, filiform, pedate. Flowers in profu- 

 sion, pretty large, of a bright sulphur colour. Pedicels clavate. 

 Seeds pilose on the ribs. " Leaves pedately tripinnate. Calyx 

 waned," ex Roxb, &c. 



Thick-seeded Ipomcea. Fl. Aug. Sept. Clt. 1815. PI. tw. 



168 I. DISSE'CTA (R. Br. prod. p. 487.) glabrous; leaves pal- 

 mate, 7-parted ; segments linear, dentately pinnatifid : middle 

 segment elongated ; peduncles 1-2-flowered ; calyx half the 

 length of the corolla; sepals ovate, with crested nerves. Q. 

 *"*. G. Native on the shores of New Holland, within the tropic. 

 Corolla white, 1 inch long, a little longer than the calyx. 



Dissected- leaved Ipomcea. Fl. Ju. Sept. Clt. 1813. PI. 

 twining. 



169 I. SINCA'TA (Orteg. dec. 7. p. 84.) stem, petioles, and 

 peduncles very pilose ; leaves glabrous, deeply 7-parted ; 

 segments sinuated or pinnatifid; peduncles 1 -flowered, longer 

 than the leaves ; sepals oval, glabrous, acute, nearly equal ; co- 

 rollas campanulate. I/ . *"\ H. Native of Georgia and Florida, 

 on calcareous hills ; and of Cuba, near Havannah, and Regla, in 

 cultivated places. Ip. dissecta, Pursh, fl. amer. sept. 1. p. 145. 

 Conv. dissectus, Lin. mant. p. 204. Michx. fl. bor. amer. 

 1. p. 139. Jacq. obs. 2. p. 4. t. 28. hort. vind. t. 159. 

 Corollas white, with a reddish throat. 



Sinuated-letLved Ipomcea. Fl. June, Sept. Clt. 1813. PI. 

 twining. 



170 I. QUINQUE'LOBA (Roem. et Schultes, syst. 4. p. 268.) 

 glabrous; leaves palmately 5-lobed: lobes finely serrulated, 

 obtuse ; axils of leaves hairy ; peduncles length of petioles, 

 bractless ; sepals obtuse, glabrous. If. . ? / "\ S. Native of the 

 Island of Santa Cruz. Conv. quinquelobus, Vahl, symb. 3. p. 

 32. Willd. spec. 1 . p. 863. Nearly allied to /. Cairica and 

 Ip. stipulata, but differs, in the leaves being smaller, and the 

 peduncles 1- flowered, &c. Lateral lobes of leaves narrower, 

 mucronate. Stipulas 2, small. Corolla subcampanulate, gla- 

 brous, purple. 



Fice-lobed-\eaved Ipomcea. PI. tw. 



171 I. PE'NDULA (R. Br. prod.p. 486.) glabrous ; stems trailing 

 or creeping; leaves quinately digitate ; leaflets lanceolate, mucro- 

 nulate, with entire edges : outer leaflets undivided or bifid ; 

 peduncles 1-3-flowered; sepals nearly equal, obtuse, 3 times 

 shorter than the corolla. fj . G. Native of New Holland, 

 within the tropic ; and in New South Wales, about Port Jackson ; 

 as well as of New Caledonia, and the Island of Tanna. Conv. 

 mucronatus, Forst. prod. no. 79. Conv. pendulus, Spreng. syst. 

 1. p. 590. "Lobes of leaves ciliated, mucronate; peduncles 1- 

 flowered." Forst. 



