282 



CONVOLVULACEyE. XIV. IPOMCEA. 



the largest, y. . 1 ^. S. Native of Timor. Convolvulus ova- 

 tus, Reinwardt, inss. to Blume. 



Iteinrvardt's Ipomoea. PL twining. 



198 I. LANCEOLA'TA ; downy: leaves lanceolate, entire, ob- 

 tuse; peduncles 1 -flowered; bracteas large, forming an invo- 

 lucrum to the flower. Native of Sierra Leone, in humid places. 



Lanceolate-leaved Ipomcea. PI. twining. 



199 I. QUINQUEPARTITA (Rcem. et Schultes, syst. 4. p. 247.) 

 glabrous ; leaves ovate-oblong, very blunt, emarginate, mucro- 

 nate, glabrous ; peduncles many-flowered, bifid, usually shorter 

 than the leaves ; sepals ovate, rusty, equal. 1^.? ( ^ > . S. Na- 

 tive of the Island of Santa Cruz. Conv. quinquepartitus, Vahl, 

 eclog. 2. p. 14. Conv. ovalifolius, West, besk. st. cruz. p. 271. 

 Very nearly allied to Conv. parvtflbrus, Lam., the Conv. mi- 

 crantha, Rcem. et Schultes. Stem and branches rather canes- 

 cent. Corolla campanulate, glabrous, deeply 5-cleft. 



Five-parted-Qowered Ipomcea. PI. tw. 



200 I. NEVISIE'NSIS ; stems herbaceous ; leaves scattered on 

 longish petioles, attenuated, acute, rounded at the base ; pedun- 

 cles axillary, solitary, 3-5-flowered, twice longer than the leaves ; 

 flowers middle-sized, pale blue. I/ . ^. S. Native of the 

 Island of Nevis, among bushes, where it is called the Jumbee 

 vine. Conv. Nevisiensis, Ham. prod. p. 24. Allied to Conv. 

 verticillatus, and C. nodiflorus. Perhaps a species of Jacque- 

 monlea. 



Nevis Ipomcea. PI. twining. 



201 I. SECU'NDA ; leaves ovate-lanceolate, silky beneath, on 

 short petioles ; racemes secund, crowded, lateral and terminal, 

 panicled. If.. '"X S. Native of Sierra Leone, on the mountains, 

 very common. Flowers small, white. 



Secund-fiowered Ipomcea. PI. twining. 



202 I. ARENA'RIA (Rcem. et Schultes, syst. 4. p. 247.) stem 

 decumbent ; leaves oblong, emarginate, lobed or entire at the 

 base ; peduncles 1 -flowered, twin or solitary, length of petioles ; 

 sepals oblong, equal ; corolla tubular. If.. ^. S. Native of the 

 Azores, and Island of Santa Cruz. Conv. arenarius, Vahl, 

 symb. l.p. 18. and 3. p. 32. Willd. spec. 1. p. 862. Habit of 

 Conv. Imperati, but smoother, the leaves more crowded, and the 

 tube of the corolla gradually widened upwards, lg inch long. 



Sand Ipomoea. PI. tw. 



203 I. MATAXOCA'RPA ; leaves oblong, glabrous, rather coria- 

 ceous, mucronate ; peduncles 2-flowered, shorter than the leaves ; 

 sepals ovate; capsule cylindrical, silky, l/.? 1 ^. S. Native 

 of New Granada, Bertero. Convolvulus mataxocarpus, Spreng. 

 syst. 1. p. 606. 



Heavy-fruited Ipomcea. PL twining. 



204 1. LACHNJE'A ; leaves oblong-lanceolate, mucronate, 

 densely woolly on both surfaces ; racemes axillary, imbricate, 

 leafy. Tf. . 1 r *. S. Native of Hispaniola. Convolvulus lach- 

 nse v us, Spreng. syst. 1. p. 606. 



Woolly Ipomcea. PL twining. 



205 1. PTEROCA'RPA ; leaves petiolate, oblong-lanceolate, acu- 

 minated, mucronate, attenuated at the base ; peduncles 2-flow- 

 ered ; calycine segments cordate-ovate, acuminated, running into 

 the pedicels. Q. ^. S. Native of Guadaloupe. Conv. ptero- 

 carpus, Bert, ex Coll. hort. rip. 37. Corolla middle-sized, 

 white. Stamens bearded at the base. 



Wing-fruited Ipomaea. PL twining. 



f Doubtful, or hardly known species. 



206 I. MAMMOSA (Choisy, in mem. soc. phys. gen. 6. p. 475.) 

 leaves cordate, repand, acuminated; peduncles 2-3 flowered; 

 tubers of roots aggregate. If. . / ~ > . G. Native of Cochinchina, 

 in fields, and Australasian Islands. Conv. mammosus, Lour, 

 coch. p. 108. Conv. chrysorhizus, Forst. pi. esc. ins. p. 55.? 

 Batatta mammosa, Rumph. amb. 9. t. 131. Stems slender. 



7 



Leaves glabrous. Flowers lateral, white, campanulate. Tubers 

 pale brown, hairy, ovate-oblong, white inside, edible, and more 

 esteemed than the sweet potatoe. 

 Nippled Ipomoea. PL tw. 



207 I. KADSU'RA (Choisy, 1. c.) stem decumbent, radicant, 

 striated, glabrous ; leaves cordate-ovate, acute, entire, 7-nerved, 

 glabrous, pale beneath, a hand long ; petioles length of leaves. 

 If. . G. Native of Japan, where it is called Karami Kadsura 

 by the natives. Convolvulus in plantis obscuris, Thunb, jap. 

 p. 350. 



Kadsura Ipomcea. PL creeping. 



208 I. PANDUR^EFORMIS (Choisy, 1. c. p. 476.) leaves cordate, 

 entire, fiddle-shaped, acuminated ; flowers shining, yellow ; pe- 

 duncles long, generally 2-flowered ; calyx and fruit smooth. 

 If. . / ~ > . G. Native of Cochinchina, in hedges. Conv. pandu- 

 ratus, Lour. coch. p. 107. but not of Lin. 



Fiddle-shaped-leaved Ipomcea. PL tw. 



209 I. COMPRE'SSA (Guss, in ind. sem. hort. Bocc. 1825. p. 7.) 

 stem compressed ; leaves cordate-ovate, entire ; peduncles 1 - 

 flowered, shorter than the leaves. Q.I r ^ i . S. Native of the 

 East Indies. Plant villous. 



Compressed-stemmed Ipomcea. PL tw. 



210 I. CUSPIDA'TA (D. Don, prod. fl. nep. p. 98.) leaves cor- 

 date, quite entire, cuspidate, downy : hind lobes rounded ; pe- 

 duncles many-flowered, exceeding the leaves ; sepals linear, 

 acute, pilose ; corolla rose-coloured; style very short. . ^\ 

 G. Native of Nipaul. 



Cuspidate-leaved Ipomcea. PL tw. 



211 I. MURUCOIDES (Roem. et Schultes, syst. 4. p. 248.) ar- 

 boreous ; leaves lanceolate, acuminated, glabrous, villous on the 

 nerves beneath ; peduncles generally 3-flowered ; calyx clothed 

 with silky tomentum. Jj . S. Native country unknown. Stem 

 angularly furrowed, downy. Leaves J foot long, and hardly 2 

 inches broad. Corolla white. Perhaps the same as /. arbo- 

 rescens, Kunth. Peduncles terminal. 



Murucoa-like Ipomcea. Tree. 



212 I. AURITA (Roem. et Schultes, syst. 4. p. 301, under 

 Convolvulus.) twining ; glabrous ; leaves auriculately-hastate : 

 hind-lobes rounded, obtuse, emarginate ; peduncles 1-flowered. 

 Native of Porto Rico. 



.Eared-leaved Ipomcea. PL twining. 



213 I. NEMOROSA (Rcem. et Schultes, 1. c. p. 303, under 

 Convolvulus,} twining ; leaves digitate, quinate, entire, acumi- 

 nated, rather pilose ; stems, peduncles, and calyxes hairy. If. . 

 / "\ S. Native in shady places, about Cumana. 



Grove Ipomcea. PI. twining. 



214 I. FRONDOSA (Rcem. et Schultes, 1. c. p. 303, under 

 Convolvulus,') stems creeping, twining a little ; leaves oblong, 

 obtuse, mucronate ; flowers axillary, racemose. 11 . / ^. S. Na- 

 tive about Havannah, among rubbish. 



Leafy Ipomoea. PL creeping. 



215 I. DENTICULA V TA (Rcem. et Schultes, syst. 4. p. 303, un- 

 der Convolvulus,') stem erect ; leaves elliptic, denticulated, silky 

 beneath ; flowers axillary, sessile. Native of America, Vahl. 



Denticulated-leaved Ipomcea. PL erect. 



216 I. SCA'BRA (Willd. rel. ex Rcem. et Schultes, syst. 4. p. 

 789.) hairy, scabrous ; leaves cordate, 3-lobed ; peduncles 3- 

 flowered. Q. / " > . S. Native country unknown. 



Scabrous Ipomcea. PL twining. 



217 I. BAHIE'NSIS (Willd. 1. c.) leaves cordately-hastate, acu- 

 minated, glabrous ; peduncles 3-flowered ; sepals membranous, 

 blunt, glabrous ; seeds woolly. Native of Brazil, Hoff'mann- 

 segge. Conv. Bahiensis, Spreng. syst. 1. p. 598. Ipomce'a 

 eriosperma, Bertero. 



Bahia Ipomcea. PL twining. 



218 I. TUBULOSA (Willd. 1. c.) leaves cordate, acuminated ; 



