COPTIS, CROTALLARIA. >> 01 
date, entire; peduncles 2 to 5-flowered ; pedicels nodding, thickened; 
divisions of the calyx lanceolate; capsules glabrous. Cuiliiated. 
12—13. COPTIC'. 26. 61. 
trifo'lia, (gold thread. O. w. M. 2}..) scape 1-flowered ; leaves ternate. 
Roots long, filiform, golden-yellow. Tonic bitter. R. 2—4 i. o. 
5—2. CORIANDRIUM.* 45. 60. 
Exotic. 
sati vum, (coriander, w. J. ©.) fruit globose ; calyx and style permanent. 
4—1. CORNUS. 45. 58. 
canadensis, (dogweed, low cornel. O. w. M. %.) herbaceous; leaves at 
the top, whorled, veiny ; involucra ovate, acuminate ; fruit globose. 
4—8 i. S. 
fio rida , (false box, dogwood tree. w-y. M. h-) leaves ovate, acuminate : in- 
volucra, 4, very large somewhat obcordate : fruit ovate. 15 — 30 f. * s >. 
circinata, (O. w. J. !?.) branches warty; leaves broad-oval, acuminate, 
white-downy beneath; cymes depressed. 6 — 8 f. S. 
16—10. CORON1LLA. 32. 93. 
em"erus, (coronilla. y. %..) stem angled, woody ; peduncles about 3-flow- 
ered ; claws of the petals about thrice as long as the calyx. 
16—5. CORYDAL1S. 24. 62. 
cuculla'ria , (colic weed. O. y. & w. M. 2J.) corolla 2-spurred; scape na- 
ked; raceme simple, 1-sided; nectaries divaricate, of the length ot 
the corolla ; style enclosed. 8 — 12 i. S. 
19—12. CORYLUS. 50. 99. 
america'na, (hazle nut. O. Ap. 1?.) leaves roundish, cordate, acuminate; 
calyx roundish-campanulate, larger than the sub-globose nut ; border 
dilated, coarsely serrate. 3 — 5 f. S. 
11—5. CRATAEGUS. 36. 92. 
cocci'nea, (thorn-bush. O. w. M. Tj.) thorny; leaves long-petioled, ovate, 
acutely-lobed, serrate, glabrous; petioles and pubescent calyx glandu- 
lar ; flowers pentagynous. Yar. riridis, has lance-ovate leaves, sub- 
trilobate ; stem unarmed. 
■punctata, (common thorn-tree. O. w. M. Tj.) thorny or unarmed; leaves 
wedge-obovate, sub-plicate, glabrous, serrate ; calyx villose ; divisions 
subulate, entire. S. 
Exotic. 
oxycan'tha, (quickset, w. M. 1?.) leaves obtuse, somewhat 3-cleft, serrate, 
glabrous; peduncles and calyx somewhat glabrous; segments of the 
calyx lanceolate, acute ; styles 2. Naturalized. 
3—1. CROCUS. 6. 18. 
officinalis, (saffron, y. 2j..) leaves linear, with revolute margins; stigma 
exsert, with long-linear segments. Var. salivus, having violet corollas. 
sagittalis, (rattle-box. E. y. Ju. ©.) hirsute, erect, branching; leaves sim- 
ple, lance-oblong; stipules lanceolate, acuminate, decurrent ; racemes 
opposite to the leaves, about 3-flowered ; corolla less than the calyx. S. 
16—10. CROTALLARIA. 32. 93. 
sagittalis, (rattle-box. y. Ju. ©.) hairy, erect, branching; leaves simple, 
ovate-lanceolate : stipules lanceolate, acuminate, decurrent ; racemes 
8 Coriaudrum americanum, described under class Pentandria. See 
page 320. 
31 
