Common Name - -	Family : Order
Macana palm - -	Arecaceae : Arecales
Macaw palm - -	Arecaceae : Arecales
MacFarlane's four o'clock - -	Nyctaginaceae : Caryophyllales
Madagascar jasmine - -	Apocynaceae : Gentianales
Madonna lily - -	Liliaceae : Liliales
Magnificent aerangis - -	Orchidaceae : Asparagales
Maiden pink - -	Caryophyllaceae : Caryophyllales
Mango - -	Anacardiaceae : Sapindales
Mangrove orchid - -	Orchidaceae : Asparagales
Many-stemmed sage - -	Lamiaceae : Lamiales
Marjoram - -	Lamiaceae : Lamiales
Marsh palm - -	Arecaceae : Arecales
Matamatá - -	Lecythidaceae : Ericales
Meadowsweet - -	Rosaceae : Rosales
Mediterranean sage - -	Lamiaceae : Lamiales
Melon - -	Cucurbitaceae : Cucurbitales
Mexican calabash - -	Bignoniaceae : Lamiales
Mexican evergreen magnolia - -	Magnoliaceae : Magnoliales
Mirror orchid - -	Orchidaceae : Asparagales
Mistletoe fig - -	Moraceae : Rosales
Moccasin flower - -	Orchidaceae : Asparagales
Monkey pot - -	Lecythidaceae : Ericales
Monkey's throat orchid - -	Orchidaceae : Asparagales
Monk's head orchid - -	Orchidaceae : Asparagales
Moreton bay fig - -	Moraceae : Rosales
Moriche palm - -	Arecaceae : Arecales
Moss phlox - -	Polemoniaceae : Ericales
Mother of pearl flower - -	Orchidaceae : Asparagales
Mount Hermon sage - -	Lamiaceae : Lamiales
Mount Olympus St. John's wort - -	Hypericaceae : Theales
Mountain orchid - -	Orchidaceae : Asparagales
Musk orchid - -	Orchidaceae : Asparagales