2/8 



CONVOLVULACE^E. XIV. IPOMCEA. 



tube of corolla sub-cylindrical, inflated. Native of St. Domingo, 

 in humid places. Conv. Africanus, Nicols, hist. nat. st. dom. 

 j>. 260. Stems twining, but sometimes rooting along the ground. 

 Leaves large, on long petioles ; lobes unequal. Corolla an inch 

 long, pale green ; limb large, 5-lobed, with 5 lanceolate rays 

 beneath. Stamens unequal, shorter than the corolla. 

 Cathartic Ipomoea. PI. tw. 



149 I.FU v Nis(Cham.etSchlecht. inLinnsea. 5. p. 1 18.) shrubby ; 

 smoothish ; leaves variable, cordate, hastately cordate, ovate, 

 and 3-lobed, with the sides angular, toothed and entire, finely 

 acuminated, hairy beneath on the nerves and veins, and at the 

 insertion of the petioles, with a few hairs above in the young 

 state ; cymes on very long peduncles, 2-3 times dichotomous, 

 with elongated branches ; sepals ovate-orbicular, obtuse, with a 

 long weak dorsal mucrone. fj . *"\ S. Native of Mexico, in 

 woods, near Jalapa ; also among bushes, near San Andres. 

 Corolla somewhat salver-shaped, scarlet ; tube an inch long ; 

 limb expanded, an inch and a half. Leaves 4 inches long. 

 Cymes a foot or more long. Perhaps a species of Qudmoclit. 



Hope Ipomoea. Shrub tw. 



150 I. PUNCTA'TA (Macfadyen, in Hook. bot. misc. 2. p. 116.) 

 stems roundish, hairy ; leaves cordate, 3-lobed, acuminated, 

 hairy ; petioles hairy : hairs proceeding from purplish glands, as 

 in the stems ; peduncles twice as long as the leaves, 6-flowered, 

 hairy ; bracteas as long as the pedicels, linear-subulate, hairy ; 

 calyx hairy : the hairs proceeding from roundish glands ; sepals 

 linear-lanceolate ; stigma papillose, somewhat 3-lobed. . ? *"*. 

 S. Native of Jamaica. 



Dotted Ipomcea. PI. twining. 



151 I. PORTORICE'NSIS ; leaves deeply cordate, somewhat 3- 

 lobed, glabrous : lateral ones very short ; peduncles usually 3- 

 flowered, shorter than the leaves ; sepals lanceolate ; tube of 

 corolla inflated. 1{..?''\S. Native of Porto Rico. Conv6lvulus 

 Portoricensis, Spreng. syst. 1. p. 595. 



Porto Rico Ipomcea. PL twining. 



152 I. JAMAICE'NSIS ; leaves deeply cordate, 3-lobed, sinuated, 

 villous beneath, canescent ; peduncles 1 -flowered, shorter than 

 the leaves, and are, as well as the sepals, which are lanceolate, 

 glabrous. If. . ? ^. S. Native of Jamaica. Convolvulus Jamai- 

 censis, Spreng. syst. 1. p. 595. 



Jamaica Ipomcea. PL twining. 



153 I. RUDOLPHI (Roam, et Schultes, syst. 4. p. 222.) leaves 

 cordate and 3-lobed ; peduncles 2-flowered ; bracteas and brac- 

 teoles lanceolate; the 3 outer sepals the largest. .? ^ S. 

 Native of St. Domingo. Ip. bracteata, Ledeb. dec. pi. doming, 

 no. 4, but not of Cav. nor Rcem. et Schultes. 



Rudolphe's Ipomcea. PL tw. 



154 I. MUTA'BILIS (Ker, bot. reg. t. 39.) downy ; leaves cor- 

 date, entire or 3-lobed, acuminated, beset with adpressed hairs 

 above, roughish tomentose beneath ; flowers numerous, cymosely 

 aggregate on the tops of the peduncles ; cymes generally aggre- 

 gate ; calyx close, villous, nearly equal, loose above. Jj . '"'. S. 

 Native of South America. Conv. mutabilis, Spreng. syst. 1. p. 

 .593. Root and stems purple. Corolla large blue ; limb cam- 

 panulate ; Lobes roundish, cleft at apex. Stamens bearded at 

 the base. Stigma granulately globose. Perhaps a species of 

 Pharbllis. Nearly allied to I. congesta, R. Br. prod. 1. p. 485. 

 which is probably Conv. multiflbrus, Banks, herb. 



Changeable-flowered Ipomoea. Fl. May, Sept. Clt. 1812. 

 Shrub tw. 



155 I. BRACTEA'TA (Rcem. et Schultes, syst. 4. p. 227.) stem a 

 little hairy at top ; leaves glabrous, cordate, nearly entire, and 

 3-lobed, hastate, attenuated; peduncles 1 -flowered, length of 

 petioles ; outer sepals form of bracteas. . ^. S. Native of 

 the East Indies. Conv. bracteatus, Vahl, symb. 3. p. 25. 

 \Yilld.spec.l.p.850. Nearly allied to I. platanifolia. Leaves 



2 inches long, intermediate lobe lanceolate, attenuated, entire ; 

 lateral ones broader, rounded upwards, entire, or retusely some- 

 what lobed outside. Bracteas 2, opposite under the calyx, lan- 

 ceolate, acute. Calyx downy. Corolla villous outside, silky ; 

 limb 5-lobed. 



2?rac/eate-flowered Ipomcea. PL tw. 



156 I. ACUMINA'TA (Rcem. et Schultes, syst. 4. p. 228.) stem 

 beset with a few adpressed hairs ; leaves glabrous, cordate, en- 

 tire and 3-lobed, acuminated ; peduncles elongated, many- 

 flowered, glabrous ; sepals lanceolate, attenuated, glabrous : 

 inner ones shorter. ? '"' S. Native of the Island of Santa 

 Cruz. Conv. acuminatus, Vahl, symb. 3. p. 26. Willd. spec. 

 1. p. 851. Leaves 4 inches long; lateral lobes lanceolate; in- 

 termediate one ovate, attenuated. Corollas large, campanulate, 

 purple, with a pale bottom, and 5 lanceolate, excurrent, paler 

 rays at the margins ; stigma capitate. 



Acuminaled-leavcd Ipomcea. PL tw. 



157 I. TRICHOCA'RPA (Ell. fl. car. 2. p. 260.) plant smooth- 

 ish ; leaves deeply 3-lobed or entire ; peduncles usually 2- 

 flowered ; sepals oval-lanceolate, pilose ; corollas short ; cap- 

 sule globose, hairy. 0. / '\ H. Native of Carolina, in hedges. 

 Conv. Carolinus, Michx. fl. amer. bor. 1. p. 139. Desr. in Lam. 

 diet. 3. p. 563. Ip. commutata, Rcem. et Schultes, syst. 4. p. 

 228. Conv. trichocarpus, Spreng. syst. 1. p. 593. Ipomce'a 

 Carolina, Pursh, fl. amer. sept. 1. p. 145. Dill. elth. p. 100. 

 t. 84. f. 98. Bracteas subulate. Corolla large, pale purple. 



Hairy-fruited Ipomcea. Fl. July, Aug. Clt. 1 732. PL tw. 



158 1. LONGIFLOHA (R. Br. 1. c.) leaves cordate, undivided or 

 3-lobed, acute ; petioles biglandular beneath at the apex ; pedun- 

 cles 1-3-flowered, thickened in the fruit-bearing state ; sepals 

 somewhat unequal, obtuse, mutic ; corollas very long. I/ . ^. 

 S. Native of New Holland, within the tropic. Ip. macrantha, 

 Rcem. et Schultes, syst. 4. p. 251. Conv. longiflorus, Spreng. 

 syst. 1. p. 595. 



Long-Jlotvered Ipomcea. PL tw. 



5. Leaves palmately, digitately, or pedately lobed; rarely trifid, 

 or 3-lobed. Flowers not in heads. Capsules and sepals mid- 

 dle-sized. 



* Peduncles \-3-floivered. 



159 I. COPTICA (Roth, nov. spec. p. 110. Choisy, in mem. 

 soc. phys. gen. 6. p. 471.) plant herbaceous, smooth ; leaves 

 palmate or pedate ; leaflets serrated, glabrous ; petioles com- 

 pressed, stipulaceous at the base ; peduncles 1 -2-flowered, ex- 

 ceeding the petioles ; sepals rugosely muricate, glabrous. 0. 

 '"'. S. Native of Senegal, East Indies, and Cuba. Ip. Brunetii, 

 Pers. cat. mss. no. 150. Ip. verrucosa, Ort. dec. p. 10.? Ip. 

 dissecta, Heyne, herb. Conv. Copticus, Lin. mant. p. 559. 

 Wall. fl. ind. 2. p. 62. Conv. stipulatus, Desr. in Lam. diet. 

 3. p. 546. Conv. dissectus, Wall. cat. no. 1351. Stem angular, 

 prostrate, rather long. Leaves palmate or pedate ; outer lobes 

 the shortest, and usually bifid : middle ones ovate-lanceolate, 

 acute. Sepals ovate-oblong. Corolla white, tubular, 4-5 lines 

 long, glabrous ; lobes acute. Seeds glabrous. 



Coptic Ipomcea. PL prostrate. 



160 I. PENTADA'CTYLIS (Choisy, in mem. soc. phys. gen. 6. p. 

 471.) herbaceous ; leaves quinate ; leaflets linear-lanceolate or 

 linear, petiolulate, entire, glabrous, obtuse ; peduncles exceeding 

 the petioles, 1-2-flowered; sepals glabrous, ovate, obtuse, une- 

 qual ; outer ones the shortest. . r *. S. Native of the East Indies, 

 as on Mount Taong-Dong, near Ava. Conv. pentadactylis, 

 Wall. cat. no. 1367. Conv. tenuifolius, Vahl, symb. 3. p. 33. 

 Stem terete. Leaves decreasing in size to the tops of the stems. 

 Corolla tubularly campanulate, glabrous, with the limb hardly 

 spreading. Capsule and seeds glabrous. 



