CONVOLYULACE.E. XIV. IPOMCZA. 



275 



pilose ; leaves cordate, acute ; peduncles axillary, usually &- 

 flowered, shorter than the leaves. Q. ^. S. Native of Benaal. 

 I. -chultesii, Weinm. in litt. Leaves ciliated. Sepals equal, 3 

 outer ones sagittately cordate, the 2 inner ones linear. Corolla 

 small, white ; segments ovate, acute. Capsule 3, rarely 4- 

 seeded. Seeds clothed with brown hairs. 

 Weinmann's Ipomoea. PI. tw. 



114 I. GLAUCE'SCESS ; glabrous; leaves ovate, cordately has- 

 tate, glabrous, glaucescent beneath, having the hind lobes diverg- 

 ing ; peduncles axillary, 2-3-flowered, shorter than the leaves ; 

 sepals oblong, obtuse, mucronulate under the apex, wrinkled, 

 glabrous, nearly equal. 0. / ~\ S. Native of Quito, near 

 Chile, at the altitude of 1350 hexapods. Conv. glaucescens, 

 H. B. et Kunth, nov. gen. 3. p. 101. Stem angular. Leaves 

 2 inches long. Corolla funnel-shaped, glabrous, of a violaceous 

 purple colour, size of those of Cone, anensis. 



Glaucescent Ipomoea. PI. tw. 



115 I. MEYE'RI; leaves cordate, acuminated, srooothish ; pe- 

 duncles very short, 2-flowered ; sepals linear-lanceolate, cuspi- 

 date, parted to the base, hairy, i;.?^. S. Native country 

 unknown. Convolvulus Meyeri, Spreng. syst. 1. p. 597. Cony. 

 cuspidatus, Willd. herb. 



Meyer's Ipomcea. PI. tw. 



116 I. TRICHOCA'LYX ; leaves cordate, acutely acuminated, 

 mucronate, smoothish, somewhat ciliated ; stem, petioles, and 

 peduncles hairy ; peduncles short, 3-flowered ; calyx hairy ; 

 sepals ovate-acute, or ovate-lanceolate, acuminated. Native 

 of Guinea. Conv. trichocalyx, Sebum, pi. guin. p. 91. Stems 

 herbaceous, hairy or glabrous. Lateral pedicels bracteate : 

 middle one naked. Corolla like that of C. artensis, cream- 

 coloured, with a purple bottom. Capsule globose. Seeds clothed 

 with black tomentum. Limb of corolla flat, with 5 small inci- 

 sures. Nearly allied to /. gemella. 



Hairy-calyxed Ipomoea. PI. tw. 



117 I. ERIOCA'BPA (R. Br. 1. c.) downy; leaves cordate, lan- 

 ceolate, acuminated, entire; peduncles 2-3-flowered, very short; 

 sepals acuminated, and are, as well as the capsules, pilose. 2C-? 

 *"*. S. Native of New Holland, within the tropic, on the sea 

 shore. Conv. eriocarpus, Spreng. syst. 1. p. 598. 



Woolly-fruited Ipomcea. PI. tw. 



118 I. pARAsincA ; stem muricated with prickles; leaves 

 roundish, deeply cordate, acuminated, downy on the veins on 

 both surfaces, ciliated ; peduncles 3-flowered, shorter than the 

 leaves ; sepals ovate-oblong, mucronate, smoothish, nearly equal, 

 y.. r *. S. Native near Caraccas. Conv. parasiticus, H. B. et 

 Kunth, nov. gen. amer. 3. p. 103. Conv. circinnatus, Willd. 

 rel. ex Roem. et Schultes, syst. 4. p. 302. Stems angular, beset 

 with retrograde hairs and deciduous prickles. Leaves 2 inches 

 long : hind lobes approximate. Peduncles and pedicels downy. 

 Corolla funnel-shaped, much longer than the calyx, blue, covered 

 with adpressed down towards the base. Seeds angular. Cap- 

 sule glabrous. Perhaps a species of Pharbitis. 



Parasitical Ipomoea. PI. tw. 



119 I. SUPE'HBA ; stem angular, beset with retrograde strigae ; 

 leaves roundish-ovate, deeply cordate, acuminated, beset with 

 strigose hairs beneath, ciliated ; peduncles usually 3-flowered, 

 twice as long as the leaves ; sepals oblong, acutish, hispid, 

 nearly equal, "ty . ^\ S. Native of New Spain, betwixt Agua- 

 sarca and the burning mount Jorullo, at the altitude of 550 hex- 

 apods. Conv. superbus, H. B et Kunth, nov. gen. amer. 3. 

 p. 103. Conv. sanguineus, Willd. rel. ex Roem. et Schultes, 

 syst. 4. p. 302. Leaves 2 inches long, beset with adpressed 

 scattered hairs above ; hind lobes approximate. Peduncles and 

 pedicels beset with retrograde bristles. Corollas funnel-shaped, 

 purple, downy outside, 3 lines longer than those of /. purpurea. 

 Perhaps a species of Pharbiiit. 



Superb Ipomoea. PI. tw. 



120 I. MOLLIS ; stems compressed, roughish; leaves roundish- 

 ovate, cordate, acuminated, strigose above, and clothed with soft 

 down beneath ; peduncles 3-flowered, shorter than the leaves ; 

 sepals rather downy, oblong-lanceolate, subulately acuminated, 

 nearly equal. 11 . ^"\ -S. Native of New Andalusia, near 

 Cumanacoa. Conv. mollis, H. B. et Kunth, nov. gen. amer. 3. 

 p. 104. Conv. cynanchifolius, Willd. rel. ex Roem. et Schultes, 

 syst. 4. p. 301. Leaves hardly 3 inches long; hind lobes di- 

 verging. Peduncles and pedicels rather downy. Corolla viola- 

 ceous, downy outside. Perhaps a species of Pharbitis. 



Soft Ipomoea. Shrub tw. 



121 1. PETIOLA'RIS ; stem angularly furrowed, muricated with 

 prickles; leaves roundish-ovate, deeply cordate, acuminated, 

 glabrous, on long petioles ; peduncles S-flowered, shorter than 

 the leaves ; sepals oblong, subulately-acuminated, glabrous, 

 nearly equal. T(.. l ~^. S. Native of Mexico, on the burning 

 mount Jorullo, near the volcano, at the altitude of 600 hexa- 

 pods. Couv. petiolaris, H. B. et Kunth, nov. gen. amer. 3. p. 

 105. Plant glabrous. Leaves 4 inches long ; hind lobes ap- 

 proximate. Petioles 5 inches long. Corolla funnel-shaped, 

 violaceous, glabrous. 



Long-pelioled Ipomoea. PI. tw. 



122 I. LILA'CINA (Blum, bijdr. p. 716.) leaves cordate, acu- 

 minated, with a mucrone, downy above, soft beneath ; peduncles 

 2-3-flowered, about equal in length to the petioles ; sepals 

 acute, downy. T^.^.S. Native of Java, about Batavia, in 

 grassy bogs. Flowers lilac. Said to be allied to I. gemella, 

 Roth. 



Ziioc-flowered Ipomoea. Fl. Year. PL tw. 



123 I. BATATILLA : branches terete, clothed with hoary to- 

 mentum ; leaves ovate, obsoletely cordate, acuminated, downy 

 above, but clothed with hoary tomentum beneath ; peduncles 

 terminal ? and axillary, usually 3-flowered, shorter than the 

 leaves ; sepals roundish obtuse, downy : the 3 outer ones rather 

 the smallest ; seeds comose. f? . '"'. S. Native near Cumana, 

 Caraccas, and in the valleys of Aragua, where it is called by the 

 natives Batatilla. Conv. Batatilla, H. B. et Kunth, nov. gen. 

 amer. 3. p. 106. Leaves 2 inches long. Petioles biglandular 

 at apex. Corollas funnel-shaped, downy outside, of a violaceous 

 rose-colour ; lobes of limb emarginate. Capsule glabrous, 4- 

 celled ? 4-valved ? Cells 1-seeded. Seeds size of the nuts of 

 Cornus mdscuia, black, trigonal. 



Batatilla Ipomoea. Shrub tw. 6 feet high. 



124 I. VEKTICILLA'TA (Forsk. descr. p. 44.) decumbent, 

 hairy ; leaves cordate, bluntish, with a short mucrone, the 

 veins beset with a few hairs above in the young state ; pe- 

 duncles axillary, tern, from all the axils, reflexed, 1 -flowered, 

 angular ; sepals ovate, acute, hispid, glabrous in the old state, 

 but ciliated. I/ . ^. S. Native of Arabia Felix. Vahl, symb. 

 3. p. 33. Willd. spec. 1. p. 883. Convolvulus Forskoe'lii, 

 Spreng. syst. 1. p. 596. Peduncles bracteate. Capsule size of 

 a pea, glabrous. Seeds clothed with silky tomentum. 



/FAorfcd-flowered Ipomoea. PL decumbent. 



$ 4. Leaves cordate at the base, often 3-lobed, with toothed or 

 repand edget ; sometimes varying in the tame plant, rtith entire, 

 annular, or toothed edges. Floirers not crowded into heads. 

 Capsules and sepals middle-sized. 



125 I. ACOTA'NGDLA (Ruiz, et Pay. fl. per. 2. p. 11. t. 119. 

 f. b.) leaves sagittately triangular, having the angles toothed be- 

 hind ; peduncles 3-5-flowered, length of leaves ; stems terete. 

 Q. ^. S. Native of Peru, in the woods of Chincao and Pozuzo. 

 Leaves on long petioles. Bracteas subulate at the divisions of 

 the peduncle. Corolla funnel-shaped, scarlet ; limb middle- 

 sized, with a lobed margin. Perhaps a species of Qudmoclit. 



N n 2 



