132 XC. CONVOLVULACE& (BAKER AND RENDLE). [Lpomea, 
Leaves palmately 5-7-partite. 
Corolla 6 lin. long 
Corolla 9-3 lin. long 
Leaves palmately 3-partite 
65. 1. magnusiana. 
66. 1. Lugardi. 
67. I. Eenii. 
§ 6. Lerocatyx (including § Batatas).—Habit various ; plants herbaceous or 
Leaves 
shrubby, with creeping, prostrate or climbing stems, usually glabrous. 
various, often ovate-cordate, or oblong to linear, or palmately cut. Flowers 
generally small to moderate, sometimes large, axillary or in more or less umbellate 
dichasia. Sepals usually coriaceous with thinner edges, sometimes verrucose or 
cristate on the back, oblong or ovate, rarely lanceolate, obtuse (sometimes mucro- 
nately) to acute, rarely acuminate (orbicular in J. pulchella, spathulate in J. simon- 
stana), Corolla, usually bright red or purple, more rarely white. Seeds small. 
glabrous or shortly hairy. 
* Leaves entire (see also 7. Batatas and I. leucantha). 
+ Stem or branches twining. 
Flowers small to moderate, not exceeding 1} in. 
in length. 
Leaves ovate-cordate, margin entire. 
Peduncles 1—3-flowered, to many-flowered in 
I. kentrocarpa and I. micrantha. 
Corolla pallid with sharply marked purple 
eye. 
Corolla 1} in. long. : : . 68. J. kentrocarpa. 
Corolla 1 in. long : . 69. 1. obscura. 
Corolla bright y ellow with purple tube, 1i- 
13 in. long . G1. TL. ochracea. 
Corolla concolorous, not lereedae . in. 
long. 
Seeds “pubescent or velvety. 
Capsule not bearinga persistent apical 
spine. : 70. I. fragilis. 
Capsule bearing a pent ol 
spine. 5 : A . 73. J. acanthocarpa. 
Seeds glabrous . ; 72. I. micrantha. 
Flowers many, subumbellate ; corolla i in: 
long or less. 
Sepals cinereo-pubescent, 24 lin.long . 74. I. asclepiadea. 
Sepals glabrous, verruculose, 4 lin, long . 75. J. britteniana. 
Leaves cordate-ovate, irregularly toothed in 
the lower part. ; 76. 1. Papilio. 
Leaves cordate-ovate, margin coarsely dentate 77. I. simonsiana, 
Leaves ovate or lanceolate, base cuneate . 78. I. lapathifolia. 
Flowers larger ; corolla 13— 3 lin, long. 
Flowers solitary. 
Leaf-base cordate. : - = 
Leaf-base entire : : : : -- 80. 
Peduncles many-flowered. 
Corolla campanulate-funnel-shaped, 13-2in. 
long. Sepals markedly mucronate . 81. ZL. fastigiata. 
Corolla funnel-shaped, 2 in. long. 
Leaves typically ovate-cordate : 82. I. nuda. 
Leaves very variable, never typically ov ate- 
cordate . 83. I. hellebarda. 
Corolla funnel-shaped, 21-3 j in. long . ; 84. I. shupangensis- 
. 79. LT. humifera. 
I, Barteri. 
