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Plants
| Title | Common Name |
|---|---|
| Comptonia peregrina | Sweetfern |
| Conium maculatum | Doku-Ninzin; Baldiran; Cicuta; Hemlock; Sauvadge Feno; Bisbis Barry; Shawkaran; Cowbane; Poison Hemlock; Cigue; Cicutae Herba; Hemlock,Poison; Isojuuri |
| Conium sp | not available |
| Conopholis americana | Squawroot |
| Convolvulus arvensis | Withywind; Boru Chichegi; Tarla Sarmasigi; Correguella; Heleblab; Lawlawa; Liseron; Leflaf; Correhuela |
| Convolvulus scammonia | Scammony; Mahmude; Heleblab; Squmania |
| Convolvulus sepium | Cit Sarmasigi; Bindweed,Great |
| Coptis sp | not available |
| Corallorhiza odontorhiza | Coral |
| Corchoropsis crenata | T'Ien Ma |
| Cornus officinalis | Jou Tsao; Sanshu; Shan Chu Yu; Shu Suan Tsao |
| Coronopus didymus | Quimpe; Mastuerzo De Indias; Bucks Horn |
| Corydalis bulbosa | not available |
| Costus spicatus | Gengibre Cimarron |
| Crassocephalum subscandens | not available |
| Crassula rubicunda | not available |
| Crepis runcinata | Hawksbeard |
| Crepis sp | Hu Huang Lien |
| Crocus orientalis | not available |
| Crocus sativus | Safran; Sahuran; Fan Hung Hua; Saffron; Azafran; Sa Fa Ang; Koema-koema; Sa'Faran; Crocus; Po Fu Lan; Kumkum |