CONVOLVULACEJE. XIV. Iromaa., 
Twin-flowered Ipomoea. Pl. tw. 
139 I. curysgipes (Ker. bot. reg. t. 270.) stem twisted ; 
leaves oblong-cordate, subhastate, entire, or often angular, also 
3-lobed, acuminated, glabrous; peduncles stiff, exceeding the 
petioles, 2-7-flowered ; sepals coriaceous, rayed with green, 
ovate retuse, mucronulate; corolla small, yellow. — 2t. ^*. S. 
Native of the East Indies, as of Silhet, banks of the Irawaddi, 
Soaddi, Goalpara, Segaen, Coromandel, Bengal; China, and 
Timor. Ip. dentàta, Willd. herb. ex Roem. et Schultes, syst. 
4. p. 789. ex Klein. Conv. chryseides, Spreng. syst. 1. p. 598. 
Conv. dentatus, Vahl, symb. 3. p. 25. Wall. fl. ind. 2. p. 62. 
cat. no. 1349. Conv. lutéolus, Wight. herb. Conv. flavus, 
Ham. herb. Stem terete and striated, glabrous, downy at the 
insertion of the leaves. Leaves 12-24 lines long ; lateral lobes 
dentately serrated. Petioles warted. Capsule 4-angled, gla- 
brous. Seeds red, downy, under a lens. 
Var. B; stem villous; hairs straight, much crowded at the 
base of the petioles, as well as on the middle nerves of the leaves. 
Golden-flowered Ipomoea. Fl. Ju. Oct. Clt. 1817. Pl. tw. 
140 I. Wieuru (Choisy, in mem. soc. phys. gen. 6. p. 470.) 
villous; leaves cordate, acuminated: lower ones oblong, with 
sinuately toothed edges; younger ones 3-lobed; all woolly and 
rusty above, and clothed with white tomentum beneath ; pedun- 
cles exceeding the petioles, 2-5-flowered ; sepals oblong-linear, 
awned, very acute, hairy. 21. C. S. Native of the Nellighery 
mountains. Conv. Wightii, Wall. pl. rar. asiat. 2. p. 55. t. 171. 
Conv. gossypinus, Wall. cat. no. 1407. Conv. lanuginósus, 
Heyne, herb. Stem terete, beset with retrograde hairs, as well 
as the petioles. Leaves 1-3 inches long, and 1-2 broad. Brac- 
teas like the sepals, but larger. Corolla campanulate, rose- 
coloured, glabrous. Capsule downy. Seeds glabrous. Nearly 
allied to Jp. tricolor, Desr. 
Wight's lpomeea. Pl. tw. 
141 I. sacrrTA'TA (Poir. dict. 4. p. 17.) glabrous; leaves cor- 
dately sagittate; peduncles 1-flowered, shorter than the leaves, 
rarely 2-flowered ; sepals linear-clliptic, obtuse. 21. C. S. Na- 
tive on the banks of lakes, about the Calle, and the bastions of 
France, in Barbary, ex Poiret; abundant about Castellon, in 
Valentia, in humid places, ex Cav. Poir, voy. in barb. 2. p. 
122. edit. germ. 2. p. 160. t. 3. Lam. ill. t. 104. f. 2. Cav. 
icon. 2. p. 4. t. 107. descr. p. 98. Desf. fl. atl. 1. p. 177. 
Conv. Wheléri, Vahl, symb. 2. p. 36. Willd. spec. 1. p. 845, 
exclusive of the syn. of Plukn. alm. p. 113. t. 85. f. 3. Conv. 
Valentinus, Hort.— Tourn. inst. p. 82. Lower leaves cordate, 3 
inches long, and 1 inch broad. Corolla large, of a reddish pur- 
ple colour. Capsule globose. Seeds brown, angular. 
Sagittate-leaved Ipomcea. Pl. tw. 
142 I. racunòsa (Lin. spec. ed. 3d. 228.) glabrous; leaves 
cordate, acuminated, angular at the base: lower ones obscurely 
repand; peduncles short, generally 1-flowered; calyx pilose; 
sepals lanceolate, acute, ciliated ; corolla tubular, short. )/.^.H. 
Native of Virginia, Carolina, and Florida; rather abundant on 
the banks of the Arkansas, ex Nutt. in amer. phil. trans. n. s. 
5. p. 195. Michx. fl. bor. amer. 1. p. 140. Pursh, fl. amer. 1. 
p.145. Conv. lacunósus, Spreng. syst. 1. p. 597.— Dill, elth. 
p. 103. t. 87. f. 102. Nearly allied to 7p. coccinea; but the 
peduncles are 1 or 2-flowered ; the corollas with a thicker 
white tube; and purplish rim, not scarlet, ex Lin., and in the 
Arkansas plant white, ex Nutt., short, and somewhat campanu- 
late. Nearly allied to J. tríloba, ex Michx. Lobes of corolla, 
which is tubular, nearly straight, ending in small setaceous mu- 
crones. Capsule globose, rather hairy. 
Lacunose-leaved Ipomoea. FI, July, Aug. 
twining. 
143 I. ARISTOLOCHIÆFÒLIA ; glabrous ; leaves ovate, much 
acuminated, having the hind lobes dentately angular and diverg- 
Cit. 1640. Pl. 
271 
ing; peduncles 3-flowered, shorter than the leaves; sepals ovate- 
oblong, acute, glabrous, wrinkled at the base, nearly equal; 
capsules ovate-conical. 2/. ^. G. Native of Caraccas, and 
La Venta de la Cumbre, in rather cold places. Conv. aristolo- 
chiefólius, H. B. et Kunth, nov. gen. amer. 3. p. 102, Stem 
angularly striated, rather scabrous; branchlets downy. Leaves 
glabrous, but when young downy above, 2 inches long. Corolla 
funnel-shaped, glabrous, with a white tube, and a violaceous 
limb. Capsule glabrous. 
Aristolochia-leaved Ipomeea. PI. tw. 
144 I. panpura‘ra (Ker. bot. reg. 588.) downy ; leaves 
broad-cordate, entire or lobed, panduriform ; peduncles long ; 
flowers in fascicles ; sepals glabrous, mutic; corolla tubularly- 
campanulate. 2.@. H. Native from Canada to Carolina, in 
sandy fields, and among bushes. Convolvulus panduratus, 
Michx. fl. bor. amer. 1. p. 188. Pursh, fl. 1. p. 144.— Dill. 
elth. t. 85. f. 99. Root thick, turnip-formed. Corollas white, 
"There is a variety of this, with double flowers, cultivated in the 
gardens of America, which is a singular circumstance among 
Convolvulaceous plants. The roots grow to an enormous size, 
sometimes as thick as a man's thigh, and more than 2 feet long. 
Taken in place of jalap, it has the same effect, only in a less 
degree. A variety, with entire leaves, is very common on the 
banks of the Arkansas, ex Nutt. 
Fiddle-shaped-leaved Ipomoea. 
Pl. tw. 
145 I. serirena (Poir. ency. 6. p. 17.) branches villous ; leaves 
cordately auriculate, glabrous; peduncles usually 2-flowered ; 
sepals large, ovate-oblong, glabrous, ending each in a bristle. 
(9.? ^.S. Native of Guiana. Conv. sétifer, Spreng. syst. 1. 
p.597. Plant glabrous. Auricles of leaves rounded. Corolla 
large, campanulate, purplish or reddish. 
Bristle-bearing Ypomoea. Pl. tw. 
146 I. macroruizs; downy; leaves cordate, entire or lobed, 
plicately wrinkled, rather tomentose beneath; peduncles 1-3- 
flowered; sepals oval, mutic; corolla campanulate, 5-lobed ; 
seeds woolly; root very thick. 4%.%™.G. Native of Georgia 
and Florida, near the sea-shore. Ip. Jálapa, Pursh, fl. amer. 
sept. 1. p. 146. Ker. bot. reg. t. 942. Conv. macrorhiza, Michx. 
fl. amer. bor. 1. p. 141. Pers. encb. 1. p. 184. Poir. dict, 6. 
p.17. 1. Michaüxii, Sweet, hort. brit. p. 288. Flowers very 
large, white. This is the Jalap of North America. 
Far. B, rübra; stem tubercular ; peduncles many-flowered ; 
sepals ovate, obtuse, downy ; filaments tomentose at the base; 
h.™. S. Native of Mexico, about Vera Cruz, &c. Conv. 
Jálapa, Lam. ill. t. 104. f. 2. Pers. ench. 1. p. 179. Woodv. 
med. bot. p. 59, with a figure. Plenk, off. t. 94. Desf. ann. 
mus. 2. p. 126. t. 40-41. Sims, bot. mag. 1572. I. Jálapa, 
Sweet, hort. brit. p. 288. Conv, Jálapa, (2, rósea, Ker. bot. reg. 
t. 621, Root very large, white inside, milky, fleshy, form of 
a turnip. Stems villous at top. Corolla having the tube vio- 
laceous inside, and lilac or pale red outside: limb purple. 
Stigma depressed, 2-lobed. 
Large-rooted Ipomoea. Fl. Aug. Oct. Clt. 1815. Pl. tw. 
147 I. Owanie’nsis (Beauv. fl. d'ow. 2. p. 41. t. 82.) stems, 
peduncles, petioles, and calyxes, beset with stiff hairs; flowers 
axillary, umbellate; leaves cordate, toothed, sublobate, beset 
with stiff hairs; sepals ovate, acuminated. 21. ^^. S. Native 
of Guinea, about the town of Waree. Poir. suppl. 4. p. 634. 
Conv. Owariénsis, Spreng. syst. 1. p. 594. Leaves on long pe~- 
tioles: lobes roundish, Pedicels simple, I-flowered, unequal, 
crowded together. Corolla small, campanulate, red ; lobes short, 
obtuse. 2 
Waree Ypomoea. PI. twining. 
148 I. catna’rtica (Poir. suppl. 3. p. 633.) glabrous; leaves 
cordate, 3-lobed, acuminated ; peduncles generally 1-flowered ; 
Fl. Ju. Sept. Clit. 1732. 
