CONVOLVULACE.E. IX. BATATAS. 



261 



S B. PAMCULA'TA (Choisy, 1. c. p. 436.) twining, glabrous ; 

 leaves palmate, 5-7-cleft : lobes ovate-lanceolate or elliptic, 

 bluntish, rarely sub-acuminated ; peduncles much exceeding the 

 petioles, many-flowered, dichotomously and corymbosely pani- 

 cled ; sepals ovate-roundish-concave, very blunt, equal. 1^. *"*. 

 S. Native of the East Indies, as of Silhet, banks of the Ira- 

 waddi, Tavoy, Goalpara, &c. ; New Holland ; Java ; Africa, in 

 Guinea ; Cayenne, Maranham, and the banks of the Orinoco, in 

 America. Conv. paniculatus, Lin. spec. 223. Schum. pi. guin. 

 p. 94. Roxb. fl. ind. 2. p. 63. Ipomoe'a paniculata, R. Br. 

 prod. p. 486. Ker. bot. reg. t. 62, but not of Burm. Ipomoe'a 

 Mauritiana, Jacq. coll. 4. p. 216. hort. schoenbr. 2. p. 39. t. 200. 

 Ipornce'a gossypifolia, Willd. enum. 208. Conv. gossypifolius, 

 herb. br. mus. Conv. instgnis, Spreng. syst. 1. p. 592. Ipo- 

 moe'a eriosperma, Beauv. fl. d. ow. 2. p. 73. t. 105. Convolvu- 

 lus roseus, H. B. et Kunth, nov. gen. amer. 3. p. 108. Ipomce'a 

 quinqueloba, Willd. re), ex Roem. et Schuhes, syst. 4. p. 789. 

 Ipornce'a insignis, Andr. bot. rep. t. 636. Ker, bot. reg. t. 75. 

 Sims, bot. mag. t. 1790. Ipomoe % a splendens, G. Don, in Sweet, 

 hori. brit. Pal-Modecca, Rheed. rnal. 11. p. 101. t. 49, exclu- 

 sive of Modecca. Conv. macrorhizus, Heyne, herb. Root 

 thick, round, in the Guinea plant elongated. Leaves large, 3-4 

 inches long, and as much broad. Corolla large, purple. Cap- 

 sule usually 4-celled, but sometimes 3-celled by abortion. Seeds 

 furnished with long hairs at top, which are bent in within the 

 capsule. 



Paniclfd-Qovfered Batatas. Fl. June, Sept. Ch. 1799. PI. 

 twining. 



3 B. HETEEOPHY'LLA ; plant very villous ; stem twining ; 

 leaves quinately palmate : lobes or leaflets ovate-spatulate, 

 acute ; peduncles solitary, axillary, bearing each 3 sessile 

 flowers; corolla blue. 1L. ^. S. Native of Cuba and New 

 Spain. Ipomce'a heterophy'lla, Ort. dec. p. 9. Jacq. fragm. p. 

 37. t. 42. f. 4. Cav. descr. p. 99. Ipomoe'a Ortegas, Poir. 

 suppl 4. p. 633. Conv. heterophy'llus, Spreng. syst. 1. p. 592. 

 Root tuberous, fleshy. Outer sepals larger, cuspidate, some- 

 what cordate. Capsule 4-celled. 



I'arioui-lcated Batatas. Fl. July, Oct. Clt. 1817. PI. tw. 



4 B. ? WiLLDExdwii ; stem twining, beset with silky pili ; 

 leaves palmately 5-7-cleft, clothed with adpressed, silky hairs, 

 leaflets or lobes ovate, nearly equal, the 2 outer lobes al- 

 ways smaller ; peduncles 3-flowered : corolla purple. If. . / "\ 

 S. Native country unknown. Ipomoe'a Willdenowii, Roem. et 

 Schultes, syst, 4. p. 211. Ipomoe'a heterophv'lla, Willd. enum. 

 1. p. 207. Calyx enveloped in a cordate bractea. Corollas 

 large. 



N'tlldcnorr't Batatas. Fl. July, Aug. Clt. 1818. PI. tw. 



5 B. MACRORHIZOS ; glabrous ; leaves digitate, with 7 entire, 

 ovate, lanceolate, acute leaflets : peduncles 3-flowered ; corolla 

 scarlet, li . . S. Native of St. Domingo. Convolvulus ma- 

 crorhizos, Lin. spec. 223. Desr. in Lam. diet. 3. p. 567. Plum, 

 spec. 1. Burm. an.er. 90. f. 1. Plum. cat. p. 1. Tourn. 84. 

 Root tuberous, turnip-formed. Petioles and middle nerve of 

 leaves purplish. Peduncles 5-6-flowered. Limb of corolla un- 

 dulated. Root purgative. 



Large-rooted Batatas. Fl. July, Oct. Clt. 1817. PI. tw. 



6 B. SENEGALE'NSIS ; glabrous ; stem white, tubercular, 

 twining ; leaves quinately palmate ; lobes ovate, obtuse, middle 

 one the largest ; peduncles usually 3-flowered ; corolla white or 

 purplish. I/ . ^. S. Native of Guinea, from Senegal to the 

 Line, &rc. Ipomoe'a Senegalensis, Lam. ill. 1. p. 464. no. 2113. 

 Poir. diet. 6. p. 11. Calyx short; sepals ovate, with white, 

 membranous edges. Corollas large. Root tuberous. Very 

 like B. jianiculata, and probably only a variety of it. 



Senegal Batatas. Fl. July, Aug. Clt. 1823. PI. tw. 



7 B. PAPIRIN ; hairy; leaves quinately palmate, cordate; 

 lobes lanceolate, entire; peduncles 1 -flowered; corolla funnel- 

 shaped, purplish. Tlf. r ^. S. Native of Peru, upon the hills of 

 Tarma, where it is called Papirin. Ipomoa'a Papirin, Ruiz, et 

 Pav. fl. per. 2. p. 11. t. 120. f. a. Pers. ench. 1. p. 182. 

 Conv. Papirin, Spreng. syst. 1. p. 592. Root large, drastic, 

 globose or oblong. Stems numerous, filiform. Bracteas subu- 

 late. Sepals subcordate. Corollas large. 



Papirin Batatas. PI. tw. 



8 B. SCBTKJLOBA ; downy ; leaves cordate, somewhat 3-lobed ; 

 peduncles 1 -flowered. T . ^. S. Native of Peru, along with 

 the preceding. Ipomce'a sublrfloba, Ruiz, et Pav. fl. per. 2. p. 

 11. Ipomce'a Papirin, p, subtriloba, Pers. syn. 1. p. 185. Co- 

 rolla purple, as in B. Papirin. Root tuberous, drastic. 



Su6-<nYo6Meaved Batatas. PI. tw. 



9 B. BIGSOXIOIDES; glabrous; leaves 3-lobed: hind lobes 

 rounded, imbricate ; peduncles many-flowered, nutant, shorter 

 than the petioles ; sepals ovate, nearly equal ; corolla funnel- 

 shaped; with a curled limb. %. e ~^. $. Native of Cayenne. 

 Ipomce a bignonioides, Herbert, ex Sims, bot. mag. 2645. Root 

 tuberous. Corollas dark purple. 



Bignonia-like Batatas. Fl. July, Aug. Clt. 1824. PI. tw. 



10 B. ?VEKOSA; glabrous; leaves digitately quinate; leaflets 

 petiolate, acuu inated, quite entire ; peduncles many-flowered. 

 If . / ^ > . S. Native of the Is'e of France and Bourbon. Ipomos'a 

 venosa, Roem. et Schultes, syst. 4. p. 212. Convolvulus e- 

 nosus, Vahl, symb. 3. p. 3?! Willd. spec. 1. p. 865. Desr. 

 Lam. diet. 3. p. 180. no. 78. Root tuberous. Intermediate 

 leaflets obovate, 2 inches long, lateral ones gradually smaller and 

 narrower. Peduncles umbellate, with an ovate-cordate, solitary 

 leaf at the base of each pedicel. Corolla funnel-shaped. 



J'ar. /3 ; leaflets usually 7, narrower. If. . '"X S. Native of 

 the Isle of France, Desr. in Lam. diet. 1. c. 



Veiny Batatas. Fl. July, Aug. Clt. 1S20. PI. tw. 



1 1 B. PENTAPHY'LLA (Choisy, in mem. soc. phys. gen. 6. p. 

 4S6.) hairy ; leaves quinate ; leaflets petiolate, elliptic-lanceo- 

 late or oblong, entire, acuminated ; peduncles longer than the 

 leaves, loose, dichotomous ; corolla white, or cream-coloured. 

 2f. / "\ S. Native of the East Indies, Guinea, Islands of Bour- 

 bon and France ; South America, as in St. Domingo, St. Thomas, 

 Martinico, &c. ; as well as of the Sandwich and Friendly Islands. 

 Convolvulus pentaphyllus, Roy, lugdb. p. 429. Lin. amoen. 

 acad. 8. p. 252. spec. 223. Schum. pi. guin. p. 97. Conv. 

 aphyllus, Viviani, ann. bot. 1. p. 95. Ipomoe'a pentaphylla, 

 Jacq. co!l. 2. p. 297. icon. rar. t. 319. Ipomoe'a pilosa, Cav. 

 icon. 4. p. 11. t. 323. Conv. hirsiitus, Roxb. fl. ind. 2. p. 65. 

 Conv. rnunitus, Wight, ill. ind. bot, p. 1 7. t. 7. Conv. tenuifo- 

 lius, Ham. herb. Plum. amer. t. 91. f. 2. The whole plant is 

 clothed with long, yellow hairs, which rise from black elands. 

 The 3 outer sepals lanceolate, acute. Corolla exceeding the 

 calyx a little, white or cream-coloured. Capsule covered by 

 the calyx. Seeds glabrous. 



rice-leated Batatas. Fl. Aug. Sept. Clt. 1739. PI. tw. 



12 B. CISSOIDES (Choisy, 1. c. p. 437.) hairy; lea es qui- 

 nate ; leaflets ovate, acutish, toothed, somewhat mucronate ; 

 peduncles 2-3-flowered, equal in length to the leaves ; sepals 

 ovate, acuminated, hispid at the base : corolla white. 11 . r *. S. 

 Native of the East Indies, and tropical America. Convolvulus 

 cissoides, Vahl. eel. 2. p. 15. Lam. ill. p. 462. no. 2103. 

 Conv. calycinus, H. B. et Kunth, nov. gen. amer. 3. p. 109. 

 Conv. trichosporus, Wall. cat. no. 1423. Conv. digitatus. Ham. 

 herb. Stem scabrous from black dots. Leaflets petiolate. 

 Common petioles downy. Corolla veiny, a little longer than the 

 calyx. Capsule girded by the calvx. Seeds glabrous. 



Var. ,3: all parts of the plant larger. ^. ^. S. Native of 



