| Name? | Group? | Type? | Source? | Images? |
| 'Lemon Popsickle' | Carlson | dec |
Galle85 |
| 'Lemon Rind' | | dec |
Galle85 |
| 'Lemon Twist' | Johnson | dec |
Roslyn04 |
| 'L'Emperatrice' see 'Imperatrix'1 | Ghent | dec |
IRRC04 |
| 'Lemur' | Glendoick | evg |
Galle85 |
| 'Lente Groet' | Aus. & NZ | evg |
Galle85 |
| 'Lentegroet' see 'Easter Greetings' | Belgian Indian | evg |
Galle85 |
| 'Lentegruss' see 'Easter Greetings' | Belgian Indian | evg |
Galle87 |
| 'L'Enteressent' ('Enteressent') | | unk |
IRRC04 |
| 'Leo' | Exbury | evg |
Galle85 |
| 'Leo Captain' | Belgian Indian | evg |
Galle85 |
| 'Leo Kelly' | Knap Hill | dec |
Galle85 |
| 'Leonard Frisbie' | Occidentale | dec |
Galle85 |
| 'Leonora' | Belgian Indian | evg |
Galle85 |
| 'Leonore' | Belgian Indian | evg |
Galle85 |
| 'Leonore' | Glenn Dale | evg | Galle85 | b |
| 'Leon's Amy' ('Amy') | Yavorsky | evg |
IRRC04 |
| 'Leon's Perky' | Yavorsky | evg |
RareFind04 |
| 'Leon's Red' | Kaempferi | evg |
Galle85 |
| 'Leon's Sport' | Kaempferi | evg |
Galle85 |
| 'Leontientje' see 'Toreador' | Kaempferi | evg |
Galle85 |
| 'Leopold-Astrid' | Belgian Indian | evg |
Galle85 |
| 'Leopold Liliane' see 'Madame Roggeman' | Belgian Indian | evg |
Galle85 |
| 'Leprechaun' | Beltsville Dwarf | evg |
Galle85 |
| 'Leslie's Purple' | Girard | evg |
Galle85 |
| 'Les Parkes' | Aus. & NZ | evg |
Galle85 |
| 'L'Esperance' | Ghent | dec |
Galle87 |
| 'Letegruss' see 'Easter Greetings' | Belgian Indian | evg |
Galle85 |
| 'L'Etoile de Gand' ('Etoile de Gand') | Indian | evg |
IRRC04 |
| 'Let's Dance' | Carlson | dec |
Galle87 |
| 'Leuchtfeuer' | Belgian Indian | evg |
Galle85 |
| 'L'Hirondelle' ('Hirondelle') | Hage | evg |
IRRC04 |
| 'Liang Dujuan' see tsoi | Species | evg |
Galle85 |
| 'Liang-mao-dujuan' see microphyton | Species | evg |
Galle85 |
| 'Libby' | North Tisbury | evg |
Galle85 |
| 'Liberty' | Mollis | dec |
Galle85 |
| 'Liebigs Superba' | Belgian Indian | evg |
Galle85 |
| 'Lieven de Meulemeester' | Belgian Indian | evg |
Galle85 |
| 'Liffey' | KH-RHS | dec |
Galle85 |
| 'Lila' | KH-Bovee | dec |
Galle85 |
| 'Lila' | Knap Hill | dec |
Galle85 |
| 'Lilac' | Southern Indian | evg |
Galle85 |
| Lilac Azalea see farrerae | Species | dec |
Galle85 |
| 'Lilac Beethoven' | Vuyk | evg |
Galle85 |
| 'Lilac Charm' | Pericat | evg |
Galle85 |
| 'Lilac Diamond' see 'Diamant Hellila' | Diamant | evg |
Galle85 |
| 'Lilacina' ('Lilacinum', 'Purpureum') | Mucronatum | evg |
Galle85 |
| 'Lilacinum' see 'Lilacina' | Mucronatum | evg |
Galle85 |
| 'Lilac Pearl' | Pericat | evg |
Galle85 |
| 'Lilac Time' | Kaempferi | evg |
Galle85 |
| 'Lila Stapleton' | Back Acres | evg |
Galle85 |
| 'Lilikoi' | KH-Bovee | dec |
Galle85 |
| 'Li'l Lavender' | Loblolly Bay | evg |
Galle85 |
| 'Lillian Harvey' | Hardijzer | azd |
Galle85 |
| 'Lillie Maude' | Glenn Dale | evg | Galle85 | b |
| 'Lilliput' | Intergroup | evg |
Galle85 |
| 'Lily Marleen' ('Marleen Vuyk') | Kaempferi | evg |
Galle85 |
| 'Limelight' | Belgian Glenn Dale | evg |
Galle85 |
| 'Limerick' | Glenn Dale | evg | Galle85 | b, o |
| 'L'Imperatrice' see 'Imperatrix'1 | Ghent | dec |
Galle87 |
| 'L'Imperial' ('Imperial') | Indian | evg |
IRRC04 |
| 'Lina Herrmann' see 'Frau Lina Herrmann' | Belgian Indian | evg |
Galle85 |
| 'Linda Ann' (C2G) | Gable | evg | Galle85 | p, s, b |
| 'Linda Jean' | Greenwood | evg |
Galle85 |
| 'Linda Lewis' | Lewis | evg |
Galle85 |
| 'Linda R.' | Satsuki | evg |
Galle85 |
| 'Linda Stuart' | Kaempferi | evg |
Galle85 |
| 'Linda Stuart' | Kurume | evg | Galle85 | b |
| 'Linda's Winterthur White' | Muncaster | evg |
Steele03 |
| 'Lindean' | Greenwood | evg |
Galle85 |
| 'Lindy Lou' | EX-Knuttel | dec |
Galle85 |
| 'Linearifolium' (linearifolium , 'Seigai Tsutsuji', Spider Azalea) | Linearifolium | evg | Galle85 | b |
| linearifolium see 'Linearifolium' | Linearifolium | evg |
Galle85 |
| 'Linearifolium Dwarf' | Linearifolium | evg |
Steele03 |
| linearifolium macrosepalum see macrosepalum | Linearifolium | evg |
Galle85 |
| 'L'Infante Isabelle' ('Infante Isabelle') | Ghent | dec |
IRRC04 |
| 'Ling' see 'Ling Close' | Pride | evg |
Galle87 |
| 'Ling Close' ('Ling') | Pride | evg |
Galle87 |
| 'Lingese' | Arendsii | evg |
Galle85 |
| lingii ('Ru-yuan-dujuan', Ruyuan Azalea) | Species | evg |
Galle85 |
| Lingnan Azalea see mariae | Species | evg |
Galle85 |
| 'Ling-nan-dujuan' see mariae | Species | evg |
Galle85 |
| 'L'Interessante' ('Interessante') | Ghent | dec |
IRRC04 |
| 'Linwood Blush' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Charm' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Hardy Gardenia' see 'Hardy Gardenia' | Linwood Hardy | evg |
Roslyn04 |
| 'Linwood Lavender' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Lilac' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Luster' see 'Linwood Lustre' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Lustre' ('Improved Linwood White', 'Linwood Luster') | Linwood Hardy | evg | Galle85 | b |
| 'Linwood Pink #1' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Pink #2' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Pink Giant' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Ruby' | Linwood Hardy | evg |
Galle85 |
| 'Linwood Salmon' | Linwood Hardy | evg |
Galle85 |
| 'Linwood White' | Linwood Hardy | evg |
Galle85 |
| 'Lipstick' | Holmes | evg |
Galle85 |
| 'Lisa' | Greenwood | evg |
Galle87 |
| 'Lisa Broom' | Aus. & NZ | evg |
Galle85 |
| 'Lisa's Gold' | Beasley | dec |
AmAz04 |
| 'Lisa's Red Flame' | Calendulaceum | dec |
|
| 'Lister' | Arendsii | evg |
Galle85 |
| 'Litany' | Glenn Dale | evg | Galle85 | b |
| 'Little Austin' | Weiskittel | evg |
Roslyn04 |
| 'Little Beauty' | Aus. & NZ | evg |
Galle85 |
| 'Little Beauty' | Kurume | evg |
Galle85 |
| 'Little Cherub' | McDonald | evg |
McDonald05 |
| 'Little Favorite' | Intergroup | evg |
Galle85 |
| 'Little Gardenia' | Linwood Hardy | evg |
Roslyn04 |
| 'Little Giant' | Southern Indian | evg |
Galle85 |
| 'Little Girl' | Aus. & NZ | evg |
Galle85 |
| 'Little Imp' see 'Bijinsui' | Kurume | evg |
Galle85 |
| 'Little Indian' | Gable | evg |
Galle85 |
| 'Little John' | Southern Indian | evg |
Galle85 |
| 'Little Michelle' ('Girard's Little Michelle') | Girard | evg |
Girard04 |
| 'Little Princess' | Aus. & NZ | evg |
Galle85 |
| 'Little Purple' | Hershey | evg |
Galle85 |
| 'Little Queenie' | Carlson | dec |
Galle87 |
| 'Little Red Riding Hood' | Beasley | dec |
AmAz04 |
| 'Little Ruby' | Kaempferi | evg |
Galle87 |
| 'Little White Lie' | Beltsville Dwarf | evg |
Galle85 |
| 'Liza Hoke' | Eden | evg |
Steele03 |
| 'Liz Colbert' | Aromi | dec | Azalean25:2 | b |
| 'Lizetta Lynn' | Marshy Point | evg |
Steele03 |
| 'Lizette' | Chisolm-Merritt | evg |
Galle85 |
| 'Lobster' | Weston | dec |
Galle87 |
| 'Loelia' | Belgian Indian | evg |
Galle85 |
| 'Lohengrin' | Kaempferi | evg |
Galle85 |
| 'Lollipop' | Weston | dec |
Galle85 |
| 'L.O.M.' | Sonoma | evg |
Galle85 |
| 'Lombardia' | Belgian Indian | evg |
Galle85 |
| longiperulatum | Species | evg |
Galle85 |
| 'Lonnie Smit' | Mollis | dec |
Galle87 |
| 'Lopex' | Aus. & NZ | evg |
Galle85 |
| 'Lord Lister' | Mollis | dec |
Galle87 |
| 'Lorelei' | Knap Hill | dec |
Galle85 |
| 'Lorelei Robins' | Aus. & NZ | evg |
Galle85 |
| 'Lorna' | Gable | evg |
Galle85 |
| 'Lorna Carter' | Linwood Hardy | evg |
Galle85 |
| 'Lorraine' | Aus. & NZ | evg |
Galle85 |
| 'Lorraine' see 'Haerens Lorraine' | Belgian Indian | evg |
Galle85 |
| 'Lorraine' | Pericat | evg |
Galle85 |
| 'Lost Chord' | Back Acres | evg |
Galle85 |
| 'Lost Love' (HS 86-11-01) | Holly Springs | evg |
Vines90 |
| 'Lotta Burke' | Linwood Hardy | evg |
Galle85 |
| 'Lotte' | Satsuki | evg |
Galle85 |
| 'Lotus Porter' | Intergroup | evg |
Galle85 |
| 'Louie Williams' see 'Ilam Louie Williams' | Ilam | dec |
Galle85 |
| 'Louisa' | North Tisbury | evg |
Galle85 |
| 'Louis Aimee van Houtte' ('L. A. van Houtte') | Ghent | dec |
Galle87 |
| 'Louise' | Exbury | evg |
Galle85 |
| 'Louise' | Kaempferi | evg |
Galle85 |
| 'Louise Dowdle' | Glenn Dale | evg | Galle85 | b |
| 'Louise Gable' (13G) | Gable | evg | Galle85 | p, s, b, b, b |
| 'Louise Hersh' | Eden | evg |
Steele03 |
| 'Louise J. Bobbink' | Rutherford | evg |
Galle85 |
| 'Louise Margottin' see 'Mme. Margottin' | Southern Indian | evg |
Galle85 |
| 'Louise Morrow' | Back Acres | evg |
Galle85 |
| 'Louis Endtz' | Mollis | dec |
Galle87 |
| 'Louis Hellebuyck' | Ghent | dec |
Galle85 |
| 'Louis Koster' | Koster | evg |
Steele03 |
| 'Louis Spath' see 'Eggebrechtii' | Belgian Indian | evg |
Galle85 |
| 'Louis Van Houtte' ('Memoire de Louis Van Houtte') | Aus. & NZ | evg |
Galle85 |
| 'Louis Williams' see 'Ilam Pink Williams' | Ilam | dec |
Galle87 |
| 'Lovable' | Hager | evg |
Galle85 |
| 'Love Explosion' | Carlson | dec |
Galle87 |
| 'Loveliness' | Glenn Dale | evg | Galle85 | b |
| 'Lovely Linda' | Klimavicz | evg |
Steele03 |
| 'Loverly' | Loblolly Bay | evg |
Galle85 |
| 'Loverly Tricolor' | | evg |
Steele03 |
| 'Lovey Mine' | Arborescens | dec |
Galle87 |
| 'Low Girl' | | evg |
Steele03 |
| 'Lozenge' | Hager | evg |
Galle85 |
| 'Lucent' | Ring | evg |
Galle85 |
| 'Lucette' | Glenn Dale | evg | Galle85 | b |
| Luchu Azalea see scabrum | Scabrum | evg |
Galle85 |
| 'Lucia' | Beltsville | evg |
Galle85 |
| 'Lucie' | Belgian Indian | evg |
Galle85 |
| 'Lucie Sproull' | Marlbank Farm | evg |
Galle85 |
| 'Lucifer' | Belgian Indian | evg |
Galle85 |
| 'Lucifer' | Ghent | dec |
Galle87 |
| 'Lucille K' | Belgian Indian | evg |
Galle85 |
| 'Lucinda' | Beltsville | evg |
Galle85 |
| 'Lucky Lady' | EX-Zimmerman | dec |
Galle85 |
| 'Lucy Star' | Kerrigan | evg |
Galle85 |
| 'Lullaby' | Glenn Dale | evg | Galle85 | b |
| 'Luminary' | Glenn Dale | evg |
Galle85 |
| 'Lumineux' see 'Benelux' | Belgian Indian | evg |
Galle85 |
| 'Luminosity' | Kaempferi | evg |
Galle87 |
| 'Luna' | Glenn Dale | evg | Galle85 | b |
| 'Lunar Sea' | Greenwood | evg |
Galle85 |
| 'Lustre' | Glenn Dale | evg | Galle85 | b |
| luteum (flavum , Pontica Azalea, Pontic Azalea) | Species | dec |
Galle87 |
| 'Luteum Carneum Elegantissimum' see 'Carneum Elegantissimum' | | azd |
IRRC04 |
| 'Luv' | Kerrigan | evg |
Galle85 |
| 'Luxury Rose' | Girard | evg |
Galle85 |
| 'Luzi' | Kaempferi | evg |
Galle85 |
| 'Lynette' | Aus. & NZ | evg |
Galle85 |
| 'Lynn Steiglitz' | Satsuki | evg |
Galle85 |
| 'Lynn Stieglitz' | Pennington | evg |
Galle85 |
| 'Lyn Robinson' | Aus. & NZ | evg |
Galle85 |
| 'Lyn Spencer' | Aus. & NZ | evg |
Galle85 |
| 'Lyric' | Glenn Dale | evg | Galle85 | b |
| 'Lysander' | Kurume | evg |
Galle85 |
| M3315 | Kaempferi | evg |
Tingle57 |
| M33-7 | Gartrell | evg | Gears04 | p, s, b |
| 'Ma Belle' | Loblolly Bay | evg |
Galle85 |
| 'Mable Andrews' | Pender | evg |
Galle85 |
| 'Machteline Alberts' | Mollis | dec |
Galle85 |
| 'Macrantha' ('Macrantha Orange') | Indicum | evg |
Galle85 |
| 'Macrantha Alba' | Indicum | evg |
Galle85 |
| 'Macrantha Double' | Indicum | evg |
Galle85 |
| 'Macrantha Dwarf' | Indicum | evg | Galle85 | p, p, b, b, b, t |
| 'Macrantha Flora-plena' see 'Macrantha Fl. Pl.' | Satsuki | evg |
Galle85 |
| 'Macrantha Fl. Pl.' ('Macrantha Flora-plena') | Satsuki | evg |
Galle85 |
| 'Macrantha Orange' see 'Macrantha' | Indicum | evg |
Galle85 |
| 'Macrantha Ovata Rokuzan' | Satsuki | evg |
Galle87 |
| 'Macrantha Pink' | Indicum | evg |
Galle85 |
| 'Macrantha Purple' | | evg | | p, s, b, t |
| 'Macranthum Rose' see 'J. T. Lovett' | Indian | evg |
IRRC04 |