Lpomea. | XC. CONVOLVULACEE (BAKER AND RENDLE), 131 
Stem, leaves, and sepals densely hairy . . 40. I. operosa., 
Sepals oblong-spathulate, blunt . f : c . 41. J. pileata. 
§ 4, CEPHALANTHX.—Annual or perennial herbs, low-growing and erect, or 
climbing, generally hairy. Leaves linear-lanceolate to ovate, or oblong, or orbicular, 
often cordate, sometimes palmately lobed or partite, hairy especially on the lower 
surface. Flowers in dense bracteate heads, generally densely hairy. Sepals 
herbaceous, lanceolate, often resembling the upper bracts. Corolla small, or mode- 
rate to large. 
Leaves not cordate-ovate. 
Leaves linear-lanceolate. Corolla exceeding 1 in, in 
length 5 : : : : . 42. I. erepidiformis. 
Leaves elliptic- lanceolate. Corolla less than 1 in. in 
length . : c . 43. 1. microcephala. 
Leaves oval narrowing equally at both ends. Corolla 
a little longer than the sepals. : : . 44. J. chloroneura. 
Leaves oblong with subcordate base. Corolla 2 in. 
long ‘ . 45. I. argentaurata. 
Leaves ovate to oblong. Corolla 1- 14 in. Jong . . 46. 1. abyssinica. 
Leaves ovate. Corolla 2} in. long . : . 47, J. Atherstone. 
Leaves cordate-ovate, ines (subcordate AN Ts 
lasiophylla). 
Bracts foliaceous, 
Corolla barely 6 lin. long . : : : . 48. J. amena. 
Corolla ld in. long. s . 49. J. velutipes., 
Bracts small, barely exceeding: the calyx. 
Corolla 1} i ins lone : : : : . 51. J. chrysochetia. 
Corolla 1 in. long : : : : : . 52. I. lasiophylla. 
Corolla 8 lin. long. : : 3 . 53. J. galactorrhea. 
Leaves suborbicular. Bracts large : 3 5 . 50. I. chetocaulos. 
Leaves trilobed. 
Leaf-base cordate, 
Corolla 2 in, long 2 i : : . 54. TZ. elythrocephala. 
Corolla 1-1} in. long, rose- -red : . 55. I. Wightit. 
Corolla less than 1 in. ae white with purple 
throat . : . 56. J. garckeana. 
Leaf-base reniform : : : : Die ds whyteana. 
Leaves palmatipartite . : : : : : . 58. I. Pes-tigridis. 
§ 5. Cuorrsanrax.—Annual or perennial herbs with slender climbing hairy 
stems. Leaves cordate-ovate, sometimes 3-lobed or palmatipartite, hairy, especially 
on the under surface. Peduncles often long, bearing few, several or many flowers 
in a dense to lax cyme; bracts generally small. Flowers moderate to large. Sepals 
herbaceous, lanceolate, acute, rarely exceeding 6 lin. in length, hairy and ciliate. 
Corolla reddish to purple. 
Flowers large. Sepals 3-1 in.long. Corolla 2-3 in. long 59. I. hederacea, 
Flowers smaller. Sepals 4-6 lin. long. Corolla 1-2 in. 
long. 
Leaves cordate-ovate, entire. 
Bracts small, shorter than the sepals. 
Hairs on stem white. : . : 3 560; OL. erioleuca. : 
Hairs on stem yellow 3 3 ; E Bye Kilimandschari. 
Bracts large : ° : : . 64. 1. pharbitiformis. 
Leaves cordate-ovate, 3- lobed ee 
Corolla about 2 in. long : é : : . 61. T. ficifolia, 
Corolla about 1 in. long . . : . . 63. I. pilosa. 
