CIRCAE, COLUTEA. 359 
—1. CIRCAEA. 48. 88. 
lutetia'na , (O. Aug. r — w. 7J..) stem erect; leaves ovate, remotely toothed, 
opaque, nearly smooth. 1 — 2 f. S. 
12—1. CITRUS. 18. 70. 
Exotic. 
me'dica , (lemon tree. w. J. Tj.) leaves ovate, acuminate, with linear, wing- 
less petiole. Var. Umon , (lime tree) bears smaller fruit, which is almost 
round. 4 — 10 f. 
aurari'tium , (orange tree. w. T?.) leaves oval, acuminate, with the petioles 
winged or margined. 
5—1. CLAYTON1A. 13. 86. 
rirgin'ica , (O. w. r. A. 2J..) leaves linear-lanceolate ; petals obovate, re- 
tuse ; leaves of the calyx somewhat acute; riot tuberous. Var. lalifo- 
lia , leaves ovate-lanceolate ; leaves of the calyx obtuse. 6 — 12 i. 
12—13. CLEMATIS. 26. 6T. 
rirgin"ica, (virgin’s bower. O. w. Ju. fj.) climbing; leaves ternate ; leaf- 
ets ovate, sub-cordate, gash-toothed and lobate ; flowers panicled, dioe- 
cious. 15 — 20 f. S. 
Exotic. 
Jlam' mula, (sweet virgin’s bower, Tj.) lower leaves laciniate ; upper ones 
simple, entire, lanceolate. 
6—1. CLEOME. 25. 64. 
I dodecan'dra , (O. r-w. Ju. Q.) viscid-pubescent; leaves ternate ; leafets 
elliptical oblong ; flowers generally dodecandrous. 1 f. 
10—1. CLETHR A.. 18. 51. 
; alnifo lia (E. w. Au. T?.) leaves wedge-obovate, acute, coarse-serrate, gla- 
brous, both sides one colour; racemes spiked, simple, bracted, hoary- 
tomentose. 4 — 8 f. 
17—1. CNICUS. 49. 54. 
lanceola'tus , (common thistle. O. p. J. tf.) leaves decurrent, hispid, pinna- 
tifid ; divisions 2-lobed, divaricate spinose ; calyx ovate, with spider- 
web-like pubescence ; scales lanceolate, spinose, spreading. 2 — 4 f. S. 
arven"sis , (Canada thistle. O .p. J. 2f.) leaves sessile, pinnatifid,ciliate, spi- 
nose ; stem panicled ; calyx ovate, mucronate ; scales broad-lanceolate, 
close-pressed ; margin woolly. 2 — 3 f. 
14—1. COCHLEAR1A. 39. 63. 
Exotic. 
armora cia , (horse-radish, w. J. Tf.) radical leaves lanceolate, crenate; 
cauline ones gashed. Naturalized. 
19—3. COIX. 4. 10. 
lach'Tyma , (job’s-tear. Ju. ©.) culm semi-terete above; flowers naked; 
fruit ovate. 
2—1. COLLINSONIA. 42. 39. 
canaden" sis , (O. y. Au. 21.) leaves broad-cordate, ovate, glabrous : teeth 
of the calyx short, subulate : panicle terminal, compound. S. 
16—10. COLUTEA. 32. 93. 
v esica'ria, (senna herb. y. Ju.) leaves pinnate; leafets ovate : stem herba- 
ceous, decumbent, villose : legumes orbicular, inflated. 
