Victorian language of Flowers M-N

Madder Calumny : what you have heard is vile falsehood
Magnolia : love of nature; Laurel-leaf : dignity; Swamp : perserverence, be not discouraged
Mallow : mildness; Marsh : beneficence; Syrian : consumed by love; Venetian : delicate beauty
Manchinoet Tree : falsehood
Mandrake : horror
Maple Tree : reserve
Marigold : greif, despair, disquiet, jealous; African : vulgar mind, boor, refinement appeals to me; French : unreasonably jealous; Prophetic : prediction
Marjoram : maidenly modesty, your ardour makes me blush
Marvel of Peru : timidity
Meadow Lychnis : wit
Meadowsweet : uselessness, looking for a lover who is more than merely decorative
Mercury : goodness
Mesembryanthemum : idleness
Mezereon : desire to please
Mignonette : your qualities surpass your charms, a worthy gem in an unattractive setting
Milkvetch : your presence softens my pain
Milkwort : hermitage
Mint : virtue, warmth of feeling; homeliness; look for a wife of your own age and tastes; Peppermint : warmth of feeling; Spearmint : warmth of sentiment
Mistletoe : I surmount difficulties, I send you a thousand kisses
Mock Orange : counterfeit or cancelled weddings, your disillusioned fiance has changed her mind
Moneywort : fidelity, ever faithful
Monkey Musk Coxcomb : I cannot tolerate a fop!
Moonwort : forgetfulness
Morning Glory : farewell, departure; affection
Moschatel : weakness
Moss : maternal love; Mosses : ennui; Iceland : health
Motherwort : concealed love
Mourning Bride : unfortunate attachment, I've lost all I have
Mouse-eared Chickweed : ingenius simplicity
Mouse-eared Scorpion Grass : forget me not
Moving Plant : agitation
Mudwort : happiness, tranquility
Mulberry Tree, Black : I shall not survive you; White : wisdom
Mullein : freindship, let us be friends; White : good nature
Mush Plant : weakness
Mushroom : suspiscion
Musk : over-adornment, why not let your natural charm and beauty tell its own story?
Mustard Seed : indifference
Myrebalan : privation
Myrrh : gladness
Myrtle : love, fragrance, be my sweetheart

Nasturtium : conquest and victory in battle; patriotis, artifice, beauty unadorned I seek
Nemophila : I forgive you; prosperity, congratulations on your success
Nettle, Common Stinging : you are cruel; Burning : slander; Nettle Tree : conceit
Night-blooming Cereus : trancient beauty; Creeping (Dragonwort) : horror
Nightshade : falsehood; Enchanter's Fascination : witchcraft; double dealing, do not play fast and loose with me; Dogsbane : deadly deceit, falsehood, deception, I believe you to be false; Henbane : imperfection