Maple, Sugar
Maple, Trident
Marguerite, Golden
Marguerite, Golden 'Moonlight'
Marigold, American or African
Marigold, French
Marigold, Lady American
Marigold, Signet 'Tangerine Gem'
Mediterrianean White Heath
Mexican Feather Grass
Mexican Orange, Mex. Mock Orange
Milkweed, Blood Flower
Miss Willmott's Ghost
Mock Orange, Double Flower
Mock Orange, Sweet
Mock Orange, Wild 'Goose Creek'
Mondo Grass, Black
Mondo Grass, Lily Grass
Monkey Flower
Monkey Flower, Pumpkin