.
germination, 40.

_Characeae_, 21, 37, 40.

_Chareae_, 40.

_Cheiranthus_. See "Wall-flower."

_Chenopodium_, _-aceae_. See "Goose-foot."

Cherry, 15, 206; Fig. 114.

Chicory, 223.

Chick-weed, 185; Fig. 98.

_Chimaphila_. See "Prince's pine."

_Chionanthus_. See "Fringe-tree."

Chlorine, 2.

_Chlorococcum_, 23; Fig. 12.

Chloroform, 234.

Chloroplast, 22, 45.

Chlorophyll, 15.

Chlorophyll body. See "Chloroplast."

_Chlorophyceae_, 21.

_Chondrus_. See "Irish moss."

_Choripetalae_, 181, 208.

Chromic acid, 25-35, 233.

Chromoplast, 150.

_Cicinnobulus_, 69; Fig. 39.

Cilium, 8.

Cinquefoil, 206.

_Cistaceae_. See "Rock-rose."

_Cistiflorae_, 192.

Citron, 196.

_Citrus_. See "Orange," "Lemon."

_Cladophora_, 24, 25.
structure of cells, 25.
nuclei, 25.
cell division, 25.
zooespores, 25.

Classification, 3-9.

_Clavaria_, 85; Fig. 51.

_Claytonia_. See "Spring-beauty."

Clematis, 185.

Climbing plants, 171.

_Closterium_, 33; Fig. 20.

Clove, 205.

Clove oil, 234.

Clover, 207.

Club moss, 116.
larger, 116.
smaller, 123-126; Fig. 74.
gross anatomy, 125.
spores, 126.
prothallium, 126.
systematic position, 126.

Cluster-cup, 78.

_Cocos_. See "Palm-coco," 159.

_Coleochaete_, 28; Fig. 17.

Collateral fibro-vascular bundle, 135.

_Collema_, 76; Fig. 44.

Columella, 55.

Columbine, 186; Fig. 99.

Column, 165.

_Columniferae_, 195.

_Commelyneae_, 157.

_Compositae_, 223, 224.

Compound flower, 224.
leaf, 159, 170.

Conceptacle, 45.

Cone, 131.

_Conferva_, 26.

_Confervaceae_, 21, 24.

Conidium, 68.

Conifer, 129, 140, 141.

_Coniferae_. See "Conifer."

_Conjugatae_, 22-29.

Connective, 148.

_Conocephalus_. See "Liverwort, giant."

_Contortae_, 218.

_Convolvulaceae_, 213.

_Convolvulus_. See "Morning-glory."

_Coprinus_, 82-84; Fig. 48.
general structure, 82, 83.
young spore fruit, 83.
gills basidia, 83.
spores, 84.

Coral root, 167.

_Corallorhiza_. See "Coral root."

Coriander, 202.

Corn, 160, 161.

_Cornus_, _-aceae_. See "Dogwood."

Corolla, 174, 182.

Cortex, 39, 130.

_Corydalis_, 192.

Cotton, 195.

Cotyledon, 134, 146, 180.

Cowslip, 211.

Coxcomb, 185.

Crab-apple, 77, 80.

Cranberry, 211.

_Crassulaceae_, 203.

Crane's-bill, 3, 196; Fig. 107.

Cress, 192.

_Croton_, 200.

_Cruciferae_. See "Mustard family."

_Cruciflorae_. Se