Semantic search
- Buchnera
- Buchnera americana
- Buddleja
- Bunias
- Bunias erucago
- Bunias orientalis
- Burmannia
- Burmannia biflora
- Butomus
- Butomus umbellatus
- Buxus
- Buxus sempervirens
- Calendula
- Calendula arvensis
- Calendula officinalis
- Calla
- Calla palustris
- Callitriche
- Callitriche hermaphroditica
- Callitriche palustris
- Calophyllum
- Calophyllum inophyllum
- Caltha
- Caltha palustris
- Calycanthus
- Calycanthus floridus
- Calycanthus floridus var. floridus
- Canna
- Canna glauca
- Canna indica
- Cannabis
- Cannabis sativa
- Capraria
- Capraria biflora
- Cardamine
- Cardamine bellidifolia
- Cardamine hirsuta
- Cardamine impatiens
- Cardamine parviflora
- Cardamine pratensis
- Carduus
- Carduus acanthoides
- Carduus acanthoides subsp. acanthoides
- Carduus crispus
- Carduus nutans
- Carduus pycnocephalus
- Carduus pycnocephalus subsp. pycnocephalus
- Carex
- Carex arenaria
- Carex atrata