Mallow

Maltese Cross

Meadow Rue

Mexican Hat 

Michaelmas Daisy 

Milkweed

Mint on Fire

Missouri Primrose

Mist Flower

Monarda 

Monardella

Monkshood

Montbretia

Mountain Bluet

Mullein

Nepeta 

Nettle 

Oenothera

Old Man's Whiskers

Ornamental Onion

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