| Name? | Group? | Type? | Source? | Images? |
| 'Merlin' | Glenn Dale | evg | Galle85 | b |
| 'Merlin' | Knap Hill | dec |
Galle85 |
| 'Mermaid' | EX-Kern | dec |
Galle85 |
| 'Mernda Yellow' | EX-Marty | dec |
Galle85 |
| 'Merrymaker' | Back Acres | evg |
Galle85 |
| 'Mersey' | KH-RHS | dec |
Galle85 |
| 'Merveille' | Belgian Indian | evg |
Galle85 |
| 'Metake' | Kurume | evg |
Galle87 |
| 'Meteor' | Ghent | dec |
Galle85 |
| 'Meteor' | Glenn Dale | evg | Galle85 | b |
| 'Meteor' see 'Blue Danube' | Kaempferi | evg |
Galle85 |
| 'Meteor' see 'Rasho Mon' | Kurume | evg |
Galle85 |
| 'Mevrouw Edmond Troch' | Belgian Indian | evg |
Galle85 |
| 'Mevrouw Frans Heylbroeck' | Belgian Indian | evg |
Galle85 |
| 'Mevrouw Gerard Kint' | Belgian Indian | evg |
Galle85 |
| 'Mevrouw Gerard Kint White' | Belgian Indian | evg |
Galle85 |
| 'Mevrouw G. van Noordt' ('Jeanne Oosthoek', 'Mevrouws G. van Noordt', 'Mrs. G. van Noordt') | Mollis | dec |
Galle85 |
| 'Mevrouw Helene de Groot' see 'Helena de Groot' ? | Mollis | dec |
IRRC04 |
| 'Mevrouw Jozef Heursel' | Belgian Indian | evg |
Galle85 |
| 'Mevrouw Roger De Loose' | Belgian Indian | evg |
Galle85 |
| 'Mevrouws G. van Noordt' see 'Mevrouw G. van Noordt' | Mollis | dec |
Galle85 |
| 'Mevrouws van Krugten' see 'Doctor M. Oosthoek' | Mollis | dec |
Galle85 |
| 'Mexicali Rose' | Carlson | dec |
Galle87 |
| 'Mexico' see 'Nuccio's Mexico' | Aus. & NZ | evg |
Galle85 |
| 'Meyiko' see 'Meiko'1 | Satsuki | evg |
Galle87 |
| 'Miagino' | Aus. & NZ | evg |
Galle85 |
| 'Mibu-no-hana' | Satsuki | evg |
SatDict97 |
| 'Michael' see 'Michael Hill' | Aus. & NZ | evg |
Galle85 |
| 'Michael Hill' ('Michael') | North Tisbury | evg |
Galle85 |
| 'Michael Joseph' | Bowman | evg |
Greer04 |
| 'Micheale Lux' | Aromi | evg |
Azalean25:2 |
| 'Michiko' ('Geisha Dunkellachsort', 'Geisha Dunkellachsrot') | Arononense | evg |
Galle85 |
| 'Mickey Chisolm' | Chisolm-Merritt | evg |
Galle85 |
| microphyton ('Liang-mao-dujuan', Shining Hair Azalea, Pinkflush Azalea) | Species | evg |
Galle85 |
| 'Middle East' | Exbury | dec |
Galle85 |
| 'Midinette' | Kurume | evg |
Galle85 |
| 'Midnight Flare' | Harris | evg | | s, b |
| 'Midori' | North Tisbury | evg |
Galle85 |
| 'Midori-no-tsuki' | Satsuki | evg |
SatDict97 |
| 'Midsummer Beauty' | Satsuki | evg |
Galle85 |
| 'Mignon' | Ghent | dec |
Galle87 |
| 'Mignon' | Indian | evg |
Galle87 |
| 'Mignon' | Mollis | dec |
Galle87 |
| 'Miho-no-hana' | Satsuki | evg |
SatDict97 |
| 'Mikado'1 ('Damino', 'Damio', 'Daimio', 'Daimyo', 'The Mikado') ? | Kaempferi | evg |
Galle85 |
| 'Mikado'2 see 'Mary King' | Kaempferi | evg |
Galle87 |
| 'Mikaera Zakura' | Kurume | evg |
Galle85 |
| 'Mika-no-hana' | Satsuki | evg |
SatDict97 |
| 'Mikawa Murasaki' | Kurume | evg |
Galle87 |
| 'Mike Bullard' | Pennington | evg |
Galle85 |
| 'Mike Perry' | Pennington | evg |
Galle85 |
| 'Miki-no-hana' | Satsuki | evg |
SatDict97 |
| 'Milda Glaser' | Belgian Indian | evg |
Galle85 |
| 'Mildred Alfarata' | KH-Girard | dec |
Galle85 |
| 'Mildred Mae' (69G) | Gable | evg |
Galle85 |
| 'Milenberg Joys' | Atlanticum | dec |
Galle87 |
| 'Millenium' | Weston | dec |
AmAz04 |
| 'Millicent' | Chisolm-Merritt | evg |
Galle85 |
| 'Millie Mac' | McConnell | dec | Galle85 | o |
| 'Milton' | Rustica Flora Pleno | dec |
Galle85 |
| 'Miltoni' | Southern Indian | evg |
Galle85 |
| 'Milt Silvert' | Marlbank Farm | evg |
Galle85 |
| 'Mimi' | Kaempferi | evg |
Galle85 |
| 'Mimi' | Sonoma | evg |
Galle85 |
| 'Mimi Ball' | Loblolly Bay | evg |
Galle85 |
| 'Mina den Ouden' | Mollis | dec |
Galle85 |
| 'Minamijujisei' | Satsuki | evg |
SatDict97 |
| 'Minato' | Satsuki | evg |
Galle85 |
| 'Mine Kohyoh' | Satsuki | evg |
Nuccio02 |
| 'Mine-no-hana' | Satsuki | evg |
Galle85 |
| 'Mine-no-hikari' | Satsuki | evg |
Galle85 |
| 'Mine-no-hoshi' | Satsuki | evg |
Galle85 |
| 'Mine-no-tsuki' | Satsuki | evg |
SatDict97 |
| 'Mine-no-yuki' | Satsuki | evg |
SatDict97 |
| 'Minerva' | Ghent | dec |
Galle85 |
| 'Minerva' | Matous | evg |
Galle87 |
| 'Ming' see 'Ilam Ming' | Ilam | dec |
Galle87 |
| 'Ming Chuen' ('Ming Chu Wen') | Harris | evg |
Galle87 |
| 'Ming Chu Wen' see 'Ming Chuen' | Harris | evg |
Steele03 |
| 'Miniata Floribunda' | Ghent | dec |
Galle85 |
| 'Mini Carnations' | McDonald | evg |
McDonald05 |
| 'Mini Gumpo' | Satsuki | evg |
Galle85 |
| 'Mini Hakata' | Satsuki | evg |
Galle85 |
| 'Miniskirt' | Occidentale | dec |
Galle85 |
| 'Minister Thorbecke' ('Ministre Thorbecke') | Mollis | dec |
Galle87 |
| 'Ministre Thorbecke' see 'Minister Thorbecke' | Mollis | dec |
Galle85 |
| 'Minnie Hatta' | Eden | evg |
Galle85 |
| 'Mino-no-sakite' | Hirado | evg | Hyatt04 | b |
| 'Minori-no-aki' | Satsuki | evg |
SatDict97 |
| 'Min's Choice' | Aus. & NZ | evg |
Galle85 |
| 'Minstrel' | Glenn Dale | evg | Galle85 | b |
| 'Minuet' | Glenn Dale | evg | Galle85 | b |
| 'Minuet' | Knap Hill | dec |
Galle85 |
| minutiflorum ('Xiao-hua-dujuan', Small-flowered Azalea) | Species | evg |
Galle85 |
| 'Mioun' | Kurume | evg |
Tingle57 |
| 'Mira' | Belgian Indian | evg |
Galle85 |
| 'Mirabilis' | Ghent | dec |
Galle87 |
| 'Miranda Fair' | Aus. & NZ | evg |
Galle85 |
| 'Miriam' (A10G) | Gable | evg |
Galle85 |
| 'Mishew Edgerton' | Pender | evg |
Galle85 |
| 'Miss Australia' | Aus. & NZ | evg |
Galle85 |
| 'Miss Buist' | Amoena | evg |
Galle85 |
| 'Miss Christine' | Wheeldon | evg |
Galle85 |
| 'Miss Cottage Garden' | Belgian Indian | evg |
Galle85 |
| 'Miss Cynthia' | Wheeldon | evg |
Galle85 |
| 'Miss E. Cavell' | Mollis | dec |
Galle87 |
| 'Miss Elza Koelker' see 'Blushing Bride' | Belgian Indian | evg |
Galle85 |
| 'Miss Gertrude' | Wheeldon | evg |
Galle85 |
| 'Miss Holly Springs' (HS 84-23-23) | Holly Springs | evg |
Vines90 |
| 'Mission Bells' | Aus. & NZ | evg |
Galle85 |
| 'Mission Bells' | Belgian Indian | evg |
Galle85 |
| 'Miss Jane' | Back Acres | evg |
Galle85 |
| 'Miss Josephine' | Wheeldon | evg |
Galle85 |
| 'Miss Louisa Hunnewell' | Mollis | dec |
Galle85 |
| 'Miss Lucy' | Wheeldon | evg |
Galle85 |
| 'Miss Martha' | Wheeldon | evg |
Galle85 |
| 'Miss Nancy' | Wheeldon | evg |
Galle85 |
| 'Miss Patricia' | Wheeldon | evg |
Galle85 |
| 'Miss Prim' | Kurume | evg |
Galle85 |
| 'Miss Susie' | Harris | evg | Galle85 | b, b |
| 'Miss Susie' | Wheeldon | evg |
Galle85 |
| 'Miss Teenager' | Aus. & NZ | evg |
Galle85 |
| 'Missy' | Carlson | evg |
Galle85 |
| 'Mist of the Rising Sun' see 'Hinodegiri' | Kurume | evg |
IRRC04 |
| 'Mistress Turner' see 'Dame Melanie' | Belgian Indian | evg |
Galle85 |
| 'Misty' | Coolidge | evg |
Galle85 |
| 'Misty' | Greenwood | evg |
Galle85 |
| 'Misty Dawn' | Aromi | dec |
Azalean25:2 |
| 'Misty Pink' | Loblolly Bay | evg |
Galle85 |
| 'Misty Plum' | Back Acres | evg |
Galle85 |
| 'Misu-no-uchi' (sp?) | Kurume | evg |
Galle85 |
| 'Misuzu' | Satsuki | evg |
SatDict97 |
| 'Mitey White' ('Mity White') | Girard | evg |
Galle85 |
| 'Mithra' | Beltsville | evg |
Galle85 |
| 'Mito-no-hana' | Satsuki | evg |
SatDict97 |
| 'Mitsumi-no-hoshi' | Satsuki | evg |
SatDict97 |
| 'Mity White' see 'Mitey White' | Girard | evg |
Steele03 |
| 'Mixed Emotions' | Aromi | evg |
Azalean25:2 |
| 'Miyabi' | Satsuki | evg |
SatDict97 |
| 'Miyaki Tsutsuji' see techtum | Species | evg |
Galle85 |
| 'Miyako' | Satsuki | evg |
Galle85 |
| 'Miyakobotan' | Satsuki | evg |
SatDict97 |
| 'Miyakodori' | Satsuki | evg |
SatDict97 |
| 'Miyako-no-akebono' | Satsuki | evg |
SatDict97 |
| 'Miyako-no-hana' | Satsuki | evg |
SatDict97 |
| 'Miyako-no-haru' | Satsuki | evg |
SatDict83 |
| 'Miyako-no-hikari' | Satsuki | evg |
Galle85 |
| 'Miyako-no-homare' | Satsuki | evg |
Galle85 |
| 'Miyako-no-tsuki' | Satsuki | evg |
Galle85 |
| 'Miyako Shibori' | Kurume | evg |
Galle85 |
| 'Miyamakikoshi' | Kiusianum | evg |
Galle85 |
| 'Miyama Kirishima' see kiusianum | Species | evg |
Galle85 |
| 'Miyama Komachi' | Kiusianum | evg |
Galle85 |
| 'Miyama Murasaki' | Kiusianum | evg |
Galle85 |
| 'Miyama-no-kasumi'1 | Kiusianum | evg |
Galle85 |
| 'Miyama-no-kasumi'2 | Kiusianum | evg |
Galle85 |
| 'Miyama-no-katsura' | Kiusianum | evg |
Galle85 |
| 'Miyama-no-yuki' | Satsuki | evg |
SatDict97 |
| 'Miyama Shikibu' | Kiusianum | evg |
Galle85 |
| 'Miyama Susogo' | Kiusianum | evg |
Galle85 |
| 'Miyama Tsutsuji' see albrechtii | Species | dec |
Galle85 |
| 'Miya-no-hikari' | Satsuki | evg |
SatDict97 |
| 'Miya-no-homare' | Satsuki | evg |
SatDict97 |
| miyazawe see tosaense | Species | evg |
Galle85 |
| 'Miyo Chiyo' | Satsuki | evg |
Galle85 |
| 'Miyo-no-tsuki' | Satsuki | evg |
Galle85 |
| 'Miyoshino' | Satsuki | evg |
SatDict97 |
| 'Miyo Tiyo' | Satsuki | evg |
Galle85 |
| 'Miyugino' | Kurume | evg |
Galle85 |
| 'Miyuki' | Satsuki | evg |
SatDict97 |
| 'Miyuno-no-kagami' | Satsuki | evg |
Galle85 |
| 'Miyuno-no-tsuki' | Satsuki | evg |
Galle85 |
| 'Mizo-no-yamabuki' see 'Shin Seikai' | Kurume | evg |
Galle87 |
| 'Mizuho-no-kagami' | Satsuki | evg |
Galle85 |
| 'Mizukagami' | Satsuki | evg |
SatDict97 |
| 'Mizuki' | Satsuki | evg |
SatDict97 |
| 'Mizu-no-hoshi' | Satsuki | evg |
SatDict97 |
| 'M. J. Rose' ('Mme. Joseph Vervaene Rubra') | Aus. & NZ | evg |
Galle85 |
| 'M. Jules Putzeys' | Mollis | dec |
Galle87 |
| 'M. J. White' | Aus. & NZ | evg |
Galle85 |
| 'M. Koster' | Mollis | dec |
Galle87 |
| 'M. Lebandy' | Mollis | dec |
Galle87 |
| 'Mlle Emma Eeckhhaute' | Belgian Indian | evg |
Galle85 |
| 'MM58LP' | White | evg |
AzAcres84 |
| 'Mme. Albert van Hecke' | Kaempferi | evg |
Galle85 |
| 'Mme. Alfred Sander' ('Fred Sanders') | Belgian Indian | evg |
Galle85 |
| 'Mme. Arthur de Warelles' | Mollis | dec |
Galle85 |
| 'Mme. Auguste Haerens Alba Rosea' | Belgian Indian | evg |
Galle85 |
| 'Mme. Butterfly' | Deerfield | evg |
Galle85 |
| 'Mme. Caroline Legrelle d'Hanis' | Mollis | dec |
Galle85 |
| 'Mme. Dominique Vervaene' | Southern Indian | evg |
Galle85 |
| 'Mme. Frey' | Southern Indian | evg |
Galle85 |
| 'Mme. Gustave Guillemot' ('Roi de Belges') | Ghent | dec |
Galle85 |
| 'Mme. Joseph Vervaene' | Belgian Indian | evg |
Galle85 |
| 'Mme. Jules Buyssens' | Mollis | dec |
Galle85 |
| 'Mme. Louis Van Houtte' | Belgian Indian | evg |
Galle85 |
| 'Mme. Margottin' ('Louise Margottin') | Southern Indian | evg |
Galle85 |
| 'Mme. Memoria Sander' | Belgian Indian | evg |
Galle85 |
| 'Mme. Moreux' | Belgian Indian | evg |
Galle85 |
| 'Mme. Moser' | Ghent | dec |
Galle85 |
| 'Mme. Pericat Pink' | Pericat | evg |
Galle85 |
| 'Mme. Petrick Alba' see 'White Christmas' | Belgian Indian | evg |
Galle87 |
| 'Mme. Van Oost' | Belgian Indian | evg |
Galle85 |
| 'Mobile' | White | evg |
AzAcres84 |
| 'Moby Dick' (3018) | Schroeder | evg |
Galle87 |
| 'Mochi Tsutsuji' see macrosepalum | Species | evg |
Galle85 |
| 'Mochizuki' | Satsuki | evg |
SatDict97 |
| 'Modele' ('Modele de Marcq') | Southern Indian | evg |
Galle85 |
| 'Modele de Marcq' see 'Modele' | Southern Indian | evg |
Galle85 |
| 'Modesty' | Glenn Dale | evg | Galle85 | b, b |
| 'Moederkesdag' see 'Mother's Day' | Kurume | evg |
Galle85 |
| 'Moehne' | Arendsii | evg |
Galle85 |
| 'Moeka' | Satsuki | evg |
SatDict97 |
| 'Mohrenweiser' see 'Otto Mohrenweiser' | Belgian Indian | evg |
Galle85 |
| 'Moira' | Glenn Dale | evg | Galle85 | b |
| 'Moira Pink' | Satsuki | evg |
Galle85 |
| 'Moira Salmon' | Satsuki | evg |
Galle85 |
| 'Molalla Red' | Exbury | dec |
Greer04 |
| 'Mollala' | Occidentale | dec |
Galle85 |
| molle (sinensis , Chinese Azalea, Sheep Azalea) | Species | dec |
Galle85 |
| 'Mollis Alba' | Mollis | dec |
Galle85 |
| 'Mom' | Hager | evg |
Galle85 |
| 'Momiji Gasane' | Kurume | evg |
Galle85 |
| 'Momiji-no-take' | Aus. & NZ | evg |
Galle85 |
| 'Momi-kurenai' see 'Koshoku' | Satsuki | evg |
IRRC04 |
| 'Momma Cee' (89-4-6) | Bowie Mill | evg | Clagett04 | b |
| 'Momoko' ('Geisha Rosa') | Arononense | evg |
Galle85 |
| 'Momo-no-haru' | Satsuki | evg |
Galle85 |
| 'Momo-no-sono' | Satsuki | evg |
SatDict97 |
| 'Momotaro' | Satsuki | evg |
SatDict97 |
| 'Momoyama'1 | Hirado | evg |
Galle85 |
| 'Momoyama'2 | Hirado | evg |
Galle85 |
| 'Momo Zono' | Kurume | evg |
Galle85 |
| 'Momozono' | Wada | evg |
Galle85 |
| 'Mona Lisa' ('Mono Lisa') | Greenwood | evg |
Galle85 |
| 'Mono Lisa' see 'Mona Lisa' | Greenwood | evg |
Galle85 |
| 'Monseigneur Doctor W. H. Nolens' see 'Koningin Emma' | Mollis | dec |
IRRC04 |
| 'Monsho' | Satsuki | evg |
SatDict97 |
| 'Monsieur Charles van Wambeke' ('Charles van Wambeke', 'M. Charles van Wambeke') | Mollis | dec |
IRRC04 |