| Cactus: |
Bravery and Endurance |
| Camellia: |
Excellence and Steadfastness |
| Camellia, red: |
You're a flame in my heart |
| Camellia, white: |
You're adorable |
| Camomile: |
Initiative and Ingenuity |
| Candytuft: |
Indifference |
Canterbury Bells: |
Constancy and Warning |
| Cardinal Flower: |
Distinction and Splendor |
| Carnation: |
Fascination |
| Carnation, Pink: |
Emblem of Mother's Day, I will never forget you |
Carnation, Purple: |
Antipathy and Capriciousness |
| Carnation, Red: |
Admiration, my heart aches for you |
| Carnation, Striped: |
No, Sorry, I cannot be with you |
Carnation, White: |
Pure Love, Sweet Love, Innocence |
| Carnation, Yellow: |
Disdain and Rejection |
| Cedar Leaf: |
"I live for thee" |
| Chestnut: |
Independence and Injustice |
| China Aster: |
Jealousy and After-thought |
| Chrysanthemum: |
You are a wonderful friend |
| Chrysanthemum, Red: |
I love you |
| Chrysanthemum, White: |
Truth |
| Chrysanthemum, Yellow: |
Slighted Love |
| Cinnamon: |
Love and Beauty |
| Clematis: |
Artifice and Ingenuity |
| Clove: |
Dignity and Restraint |
| Clover: |
Fertility and Domestic Virtue |
| Clover, Four leafed: |
Symbol Of Good Luck |
| Clover, Five leafed: |
Symbol Of Bad Luck |
| Cockscomb/Celosia: |
Silliness or Foppery |
| Coltsfoot: |
Maternal Love and Care |
| Columbine: |
Cuckoldry and Deserted Love |
| Convolvulus: |
Humble Perseverance |
| Coreopsis: |
Always cheerful |
| Cornflower: |
Delicacy |
| Crane's-bill/Wild Geranium: |
Constancy and Availability |
| Crocus: |
Youthful Gladness, Cheerfulness |
| Crown Imperial: |
Majesty and Power |
Cyclamen: |
Resignation & Goodbye |