Mealie 'Bars & Stripes' Mealie 'King Arthur'
Mealie 'Tiger Cub' Mealie Variegated
Mealy Blue Sage (spp.) Mealy Blue Sage 'Argent'
Mealy Blue Sage 'Signum' Mealy Blue Sage 'Strata'
Mealy Blue Sage 'Victoria Blue' Mealycup Sage (spp.)
Mealycup Sage 'Argent' Mealycup Sage 'Signum'
Mealycup Sage 'Strata' Mealycup Sage 'Victoria Blue'
Measles Plant (spp.) Measles Plant 'Confetti Red'
Medicinal Aloe 'Medio' American Aloe
'Mediopicta' Mauritius Hemp Mediterranean Sea Holly
Mediterranean Spurge (spp.) Mediterranean Spurge 'Portuguese Velvet'
Mediterranean Spurge: characias wulfenii 'Meeting' Daffodil
Meeting Houses (spp.) Meeting Houses 'Corbett'
'Melody' Ornamental Chili Pepper 'Melody Pink' Carnation: Dianthus
'Mendenhall' Moth Orchid 'Mendenhall' Orchid: Brassolaeliocattleya
'Merleau' Blue Salvia: superbahybrid Merrybells
Merrybells: sessilifolia 'Mesa Verde' Ice Plant
Mescal Mescal Ceniza
Mescal, Pelon Mescal: parryi conesii
'Metallica' Carpet Bugle 'Metallica Crispa' Pyramidal Bugleweed
'Metallica' Elephant's Ear Mexican Bamboo (spp.)
Mexican Bamboo 'Compactum' Mexican Bamboo 'Crimson Beauty'
Mexican Bamboo Variegated Mexican Bluebell 'Katie Pink'
Mexican Breadfruit Mexican Bush Sage (spp.)
Mexican Evening Primrose (spp.) Mexican Evening Primrose 'Rosea'
Mexican Feather Grass Mexican Fencepost
Mexican Fire Plant (spp.) Mexican Fire Plant 'Yokoi's White'
Mexican Gem Mexican Globe Cactus
Mexican Grass Tree Mexican Hat
Mexican Hens and Chicks Mexican Honeysuckle
Mexican Hyssop 'Acapulco Salmon & Pink' Mexican Hyssop 'Blue Fortune'
Mexican Hyssop 'Pink Panther' Mexican Hyssop 'Purple Pygmy'
Mexican Hyssop 'Tutti Fruitti' Mexican Ivy (spp.)
Mexican Lily Mexican Love Vine 'Janelle'
Mexican Love Vine 'Leah' Mexican Mint Marigold
Mexican Mint (spp.) Mexican Petunia 'Katie Pink'
Mexican Pincushion Cactus Mexican Pincushion Cactus: erecta
Mexican Sage (spp.) Mexican Shellflower
Mexican Shrimp Plant Mexican Snowball
Mexican Sunball Mexican Tarragon
Mexican Tulip Poppy (spp.) Mexican Weeping Bamboo
'Mia' Florist's Chrysanthemum 'Micawpy' Coleus
Michaelmas Aster (spp.) Michaelmas Aster 'Frolic'
Michaelmas Aster 'Henry III' Michaelmas Aster 'Marie III'
Michaelmas Aster 'Patricia Ballard' Michaelmas Aster 'Peter III'
Michaelmas Aster 'Shout' Michaelmas Aster 'Twist'
Michaux's Lily Middendorf Daylily
'Middleton Gem' Bearded Tongue: Penstemon 'Midnight' Black Ginger
'Midnight Claret' Alumroot: Heuchera 'Midnight Moonlight' Gladiolus
'Midnight Reiter' Meadow Cranesbill 'Miffy Brute' Hybrid Speedwell