Click on a genus name to see a list of species. Select a letter on the left to see more genus entries.

Callicarpa (Beautyberry)

Callitropsis

Calluna (Scotch Heather )

Calocedrus (Incense Cedar)

Calycanthus ( Allspice )

Camellia (Camellia)

Campsis (Trumpet Creeper)

Caragana ( Peashrub)

Carissa

Carnegiea (Saguaro )

Carpenteria (Bush Anemone)

Carpinus (Hornbeam)

Carya (Hickory)

Castanea (Chestnut)

Casuraina (Australian Pine)

Catalpa (Catalpa)

Cathaya

Ceanothus (Ceanothus )

Cedrus (Cedar)

Ceiba (Silk-cotton Tree)

Celastrus (Bittersweet)

Celtis (Hackberry)

Cephalanthus (Buttonbush)

Cephalotaxus (Plum Yew)

Ceratonia (Carob)

Cercidiphyllum (Katsuratree)

Cercidium (Palo Verde )

Cercis (Redbud)

Cercocarpus (Mountain-mahogany)

Chaenomeles (Flowering Quince)

Chamaebatiaria (Fernbush )

Chamaecyparis (Falsecypress)

Chilopsis (Desert Willow)

Chimonanthus (Wintersweet )

Chionanthus (Fingetrees )

Chitalpa (Chitalpa)

Choisya (Mexican Orange)

Chorisia

Chrysolepis (Golden Chinkapin )

Chrysothamnus (Rabbitbrush)

Cinnamomum

Cistus (Rockrose)

Cladrastis (Yellowwood)

Clematis (Clematis)

Clerodendrum

Clethra (Summersweet)

Coleogyne (Blackbrush)

Cornus (Dogwood )

Corylopsis (Winterhazel)

Corylus ( Hazel)

Cotinus (Smoketree )

Cotoneaster (Cotoneaster)

Crataegus (Hawthorn )

Crinodendron

Cryptomeria (Japanese Cedar)

Cunninghamia (China-fir)

Cupressus (Cypress)

Cydonia (Quince)

Cytisus (Broom)