Semantic search
- Chenopodium polyspermum var. polyspermum
- Chenopodium rubrum
- Chenopodium rubrum var. rubrum
- Chenopodium sect. Chenopodium
- Chenopodium subg. Chenopodium
- Chenopodium subsect. Chenopodium
- Chenopodium urbicum
- Chenopodium vulvaria
- Chondrilla
- Chondrilla juncea
- Chrysobalanus
- Chrysobalanus icaco
- Chrysobalanus icaco subsp. icaco
- Chrysogonum
- Chrysogonum virginianum
- Chrysogonum virginianum var. virginianum
- Chrysophyllum
- Chrysophyllum oliviforme
- Chrysophyllum oliviforme subsp. oliviforme
- Chrysosplenium
- Cichorium
- Cichorium intybus
- Circaea
- Circaea alpina
- Circaea alpina subsp. alpina
- Cissampelos
- Cissampelos pareira
- Cissus
- Cistus
- Cistus incanus
- Cistus ladanifer
- Cistus monspeliensis
- Cistus salviifolius
- Claytonia
- Claytonia sibirica
- Claytonia virginica
- Clematis
- Clematis crispa
- Clematis orientalis
- Clematis recta
- Clematis subg. Clematis
- Clematis viorna
- Clematis virginiana
- Clematis vitalba
- Clematis viticella
- Cleome
- Cleome ornithopodioides
- Clethra
- Clethra alnifolia
- Clusia