| Name? | Group? | Type? | Source? | Images? |
| 'Godaishu'2 | Satsuki | evg |
Galle85 |
| 'Godefroid de Bouillon' | Ghent | dec |
IRRC04 |
| 'Goethe' | Indian | evg |
IRRC04 |
| 'Gog' ('Knap Hill Gog') | Knap Hill | dec |
Galle85 |
| 'Gohi-nishiki' | | evg |
IRRC04 |
| 'Goho' | Satsuki | evg |
SatDict97 |
| 'Goho-no-hikari' | Satsuki | evg |
SatDict97 |
| 'Gojo-nishiki' | Satsuki | evg |
IRRC04 |
| 'Goko' | Satsuki | evg |
Galle85 |
| 'Goldball' see 'Christopher Wren' | Mollis | dec |
Galle85 |
| 'Goldbrick' | Towe-Anastos | dec |
AmAz04 |
| 'Gold Chip' | Carlson-Abbott | dec |
Galle85 |
| 'Gold Crest' see 'Goldcrest' | Knap Hill | dec |
Galle85 |
| 'Goldcrest' ('Gold Crest') | Knap Hill | dec |
IRRC04 |
| 'Gold Dust' | Exbury | dec |
Galle85 |
| 'Goldeise' | Indian | evg |
ICRA58 |
| 'Goldelse' ('Goldeise') | Indian | evg |
IRRC04 |
| 'Golden Anniversary' see 'Golden Showers' | Weston | dec |
IRRC04 |
| 'Golden Bell' | Ilam | dec |
Galle85 |
| Golden Calyx Azalea see chrysocalyx | Species | evg |
Galle85 |
| 'Golden Choptank' | Beasley | dec |
IRRC04 |
| 'Golden Comet' | RSF | dec |
IRRC04 |
| 'Golden Delight' | Stokes | unk |
IRRC04 |
| 'Golden Dream' | Exbury | dec |
Galle85 |
| 'Golden Dream' | Stokes | unk |
IRRC04 |
| 'Golden Eagle' | Knap Hill | dec | Galle85 | b |
| 'Golden Emma' | | unk |
IRRC04 |
| 'Goldener Steig' | Meltzer | dec |
IRRC04 |
| 'Golden Eve' | Knap Hill | dec |
Galle85 |
| 'Golden Eye' see 'Goldeneye' | Knap Hill | dec |
Galle85 |
| 'Goldeneye' ('Golden Eye') | Knap Hill | dec |
IRRC04 |
| 'Golden Flare' | Knap Hill | dec |
Galle85 |
| 'Golden Fleece' | Stokes | unk |
IRRC04 |
| 'Golden Girl' | Knap Hill | dec |
Galle85 |
| 'Golden Gleam' | Dosser | dec |
Galle85 |
| 'Golden Glory' | Exbury | dec |
Galle85 |
| 'Golden Glow' | Mollis | dec |
IRRC04 |
| 'Golden Goose' | EX-Carlson | dec |
Galle87 |
| 'Golden Guinea' ('Golden Quince') | Knap Hill | dec |
Galle87 |
| 'Golden Hind' | Knap Hill | dec |
IRRC04 |
| 'Golden Horn' | Exbury | dec |
Galle85 |
| 'Golden Idol' | Mollis | dec |
IRRC04 |
| 'Golden Lights' | Northern Lights | dec |
Galle87 |
| 'Golden Oriole' | Knap Hill | dec |
Galle85 |
| 'Golden Peace' | EX-Pyle | dec |
Galle85 |
| 'Golden Pom Pom' | Girard | dec |
Galle85 |
| 'Golden Queen' | Mollis | dec |
Galle87 |
| 'Golden Quince' see 'Golden Guinea' | Knap Hill | dec |
Galle85 |
| 'Golden Showers' ('Golden Anniversary') | Weston | dec |
Galle85 |
| 'Golden Slippers' | KH-Henry | dec |
Galle85 |
| 'Golden Sunlight' see 'Directeur Moerlands' | Mollis | dec |
Galle85 |
| 'Golden Sunrise' | Stadtherr | dec |
IRRC04 |
| 'Golden Sunset' | Knap Hill | dec |
Galle85 |
| 'Golden Sunset Flame' | Beasley | dec |
Transplant93 |
| 'Golden Superior' | KH-Bruns | dec |
Galle85 |
| 'Goldfinch' | Knap Hill | dec |
Galle85 |
| 'Goldflake' ('Goldflakes') | KH-Bovee | dec |
Galle85 |
| 'Goldflakes' see 'Goldflake' | KH-Bovee | dec |
Galle85 |
| 'Goldflamme' | Hachmann | dec |
Galle85 |
| 'Goldfunke' | Nagel | dec |
IRRC04 |
| 'Goldie' | | dec |
IRRC04 |
| 'Goldlack' | Ghent | dec |
Galle85 |
| 'Gold N' see 'Anneke' | Knap Hill | dec |
Galle87 |
| 'Gold Piece' | Hershey | evg |
Steele03 |
| 'Goldpracht' | Knap Hill | dec |
Galle87 |
| 'Goldrush' | Aromi | dec | Azalean25:2 | b |
| 'Goldspot' | Dosser | dec |
Galle85 |
| 'Gold Star' | Mollis | dec |
Galle87 |
| 'Goldstrike' | Aromi | dec | Azalean25:2 | b |
| 'Goldsworth Red' | Mollis | dec |
Galle87 |
| 'Goldtopas' | Knap Hill | dec |
Galle87 |
| 'Goliath' | Eden | evg |
Hatch04 |
| 'Goliath' | Indian | evg |
IRRC04 |
| 'Goliath' | Kerrigan | evg |
Galle85 |
| 'Gomi-nishiki' | Indian | evg |
IRRC04 |
| 'Good Old Summertime' | Viscosum | dec |
Galle87 |
| 'Good Ship Lollipop' | Carlson | dec |
IRRC04 |
| 'Good Times' ('Happ's Pink') | Kiusianum | evg | Galle85 | p, s, b |
| 'Good Will' | Delp | evg |
Steele03 |
| 'Gorbella' ('Corbella') | Wuyts | evg |
IRRC04 |
| 'Gordon' see 'Gordon Greer' | Pride | evg |
Galle87 |
| 'Gordon Bleu' | Indian | evg |
IRRC04 |
| 'Gordon Greer' ('Gordon') | Pride | evg |
Galle87 |
| 'Gorgeous' | Glenn Dale | evg |
Galle85 |
| 'Gorin-nishiki' ('Gorinnishiki') | Satsuki | evg |
IRRC04 |
| 'Gorinnishiki' see 'Gorin-nishiki' | Satsuki | evg |
Galle85 |
| 'Gosai no Hikari' see 'Gosai-no-hikari' | Satsuki | evg |
Galle85 |
| 'Gosai-no-hikari' ('Gosai no Hikari') | Satsuki | evg |
IRRC04 |
| 'Gosh' | Carlson | dec |
Galle85 |
| 'Gosh Darn It' | Hager | evg |
Galle85 |
| 'Gosho-garuma' ('Gosho Garuma') | Satsuki | evg |
IRRC04 |
| 'Gosho Guruma' see 'Gosho-garuma' | Satsuki | evg |
Galle85 |
| 'Gosho-murasaki' | Tsutsuji | evg |
IRRC04 |
| 'Gosho no Tsuki' see 'Gosho-no-tsuki' | Satsuki | evg |
Galle85 |
| 'Gosho-no-tsuki' ('Gosho no Tsuki') | Satsuki | evg |
IRRC04 |
| 'Gosho Zakura' see 'Gosho-zakura' | Kurume | evg |
Galle85 |
| 'Gosho Zakura' see 'Gosho-zakura' | Satsuki | evg |
Galle85 |
| 'Gosho-zakura' ('Gosho Zakura', 'Vanity', Wilson #46) | Kurume | evg |
IRRC04 |
| 'Gosho-zakura' ('Gosho Zakura') | Satsuki | evg |
IRRC04 |
| 'Gotthard' | Frei | evg |
IRRC04 |
| 'Govenia' | Ghent | dec |
IRRC04 |
| Govenianum Group see Gowenianum Group | Gowen | azd |
IRRC04 |
| 'Governor Meyner' | Roehrs | evg |
IRRC04 |
| Gowenianum Group (Govenianum Group) | Gowen | azd |
IRRC04 |
| 'Goyet' | Indian | evg |
IRRC04 |
| 'Goyoten' | Satsuki | evg |
IRRC04 |
| 'Goyo Tsutsuji' see quinquefolium | Species | dec |
Galle85 |
| 'Graaf A. de Kerchove' | Indian | evg |
IRRC04 |
| 'Graaf Alfred' | Ghent | dec |
IRRC04 |
| 'Grabbit' | Hager | evg |
Galle85 |
| 'Grace Freeman' | Glenn Dale | evg | Galle85 | b |
| 'Grace Freeman No. 2' | Pennington | evg |
IRRC04 |
| 'Grace Kallum' | Coolidge | evg |
IRRC04 |
| 'Grace Pride' | Pride | evg |
Galle85 |
| 'Gracile' | Ghent | dec |
IRRC04 |
| 'Gracile' | Indian | evg |
IRRC04 |
| 'Graciosa' see 'Graciosum' | Occidentale | dec |
Galle85 |
| 'Graciosum' | Indian | evg |
IRRC04 |
| 'Graciosum' ('Graciosa') | Occidentale | dec |
IRRC04 |
| 'Gracious' | Glenn Dale | evg | Galle85 | b |
| 'Graf Alfred von Niepperg' | Ghent | dec |
Galle85 |
| 'Graf Carl zu Castel' | Indian | evg |
IRRC04 |
| 'Graf Franz Thun' ('Graf Franz van Thun') | Indian | evg |
IRRC04 |
| 'Graf Franz van Thun' see 'Graf Franz Thun' | Indian | evg |
IRRC04 |
| 'Grafin Anna Thun' | Indian | evg |
IRRC04 |
| 'Grafin Olga Choteck' | Indian | evg |
IRRC04 |
| 'Grafin Thun' | Indian | evg |
IRRC04 |
| 'Graf von Meran' | Ghent | dec |
Galle85 |
| 'Granada' see 'Hachmann's Granada' | Hachmann | evg |
IRRC04 |
| 'Granada' see 'Grenada' | Kerrigan | evg |
Galle85 |
| 'Granat' | Glenn Dale | evg |
Galle85 |
| 'Granatifolium' | Indian | evg |
IRRC04 |
| 'Grandam' | Glenn Dale | evg | Galle85 | b |
| 'Grand Duc' see 'Grand Duc de Luxembourg' | Ghent | dec |
IRRC04 |
| 'Grand Duc de Luxembourg' ('Grand Duc') | Ghent | dec |
IRRC04 |
| 'Grand Duc Michel' | Indian | evg |
IRRC04 |
| 'Grand Duke Constantine' | Indian | evg |
IRRC04 |
| 'Grande' | Indian | evg |
IRRC04 |
| 'Grande Duchesse de Bade' | Indian | evg |
IRRC04 |
| 'Grande Duchesse Helene' | | evg |
IRRC04 |
| 'Grandee' | Glenn Dale | evg | Galle85 | b |
| 'Grandeur' | Brooks | evg |
Galle85 |
| 'Grandeur Triomphante' | Ghent | dec |
Galle85 |
| 'Grand Frederic' ('Friedrich der Grosse') ? | Indian | evg |
IRRC04 |
| 'Grandidissimum' | | unk |
IRRC04 |
| 'Grandiflorum'1 | Ghent | dec |
IRRC04 |
| 'Grandiflorum'2 | Ghent | dec |
IRRC04 |
| 'Grandiflorum'3 | Ghent | dec |
IRRC04 |
| 'Grandiflorum' | Indian | evg |
IRRC04 |
| 'Grandiflorum Album' | Indian | evg |
IRRC04 |
| 'Grandiflorum Augusta' | Ghent | dec |
IRRC04 |
| 'Grandiflorum Maculatum' | Indian | evg |
IRRC04 |
| 'Grandiflorum Roseum' | Simsii | evg |
IRRC04 |
| 'Grandiflorum Spectabile' ? | Ghent | dec |
IRRC04 |
| 'Grandissimum' | Ghent | dec |
IRRC04 |
| 'Grandma Cleveland' (89-2-1) | Bowie Mill | evg | Clagett04 | b |
| 'Grand Monarch' see 'Grand Monarque' | Ghent | dec |
IRRC04 |
| 'Grand Monarch' ('Grand Monarque') | Indian | evg |
IRRC04 |
| 'Grand Monarque' ('Grand Monarch') | Ghent | dec |
Galle85 |
| 'Grand Monarque' see 'Grand Monarch' | Indian | evg |
IRRC04 |
| 'Grandville' see 'Greenvillei' ? | Indian | evg |
IRRC04 |
| 'Granny Cee' (89-4-5) | Bowie Mill | evg | Clagett04 | b, b |
| 'Grata' | Indian | evg |
IRRC04 |
| 'Gratitude' | Back Acres | evg | Galle85 | b |
| 'Greasby' | Ness | dec |
IRRC04 |
| 'Great Expectations' | Kehr | evg |
Galle85 |
| 'Green Eyes' | Beltsville | evg |
Galle85 |
| 'Green Glow' | Roslyn | evg |
Roslyn95 |
| 'Green Goddess' | Harrington | evg |
Galle85 |
| 'Green Ice' | Berna Park | evg |
Galle85 |
| 'Greenii' | Indian | evg |
IRRC04 |
| 'Green Mist' | Belgian Glenn Dale | evg |
Galle85 |
| 'Green Star' | Loblolly Bay | evg |
Galle85 |
| 'Green's White' | Indian | evg |
IRRC04 |
| 'Greenthumb Peppermint' | Cagle | evg |
Roslyn95 |
| 'Greenville Gold' | Austrinum | dec |
Galle85 |
| 'Greenvillei' ('Grandville', 'Grenvillei') ? | Indian | evg |
IRRC04 |
| 'Greenway' | Kurume | evg |
Galle85 |
| 'Greenwood Cherry' ('Cherry') | Greenwood | evg |
Galle87 |
| 'Greenwood Diablo' | Greenwood | evg |
Galle87 |
| 'Greenwood Jackpot' ('Jackpot') | Greenwood | evg |
Galle87 |
| 'Greenwood Lace' | Greenwood | evg |
Galle87 |
| 'Greenwood Orange' | Greenwood | evg |
Galle85 |
| 'Greenwood Orchid' | Greenwood | evg |
Galle85 |
| 'Greenwood Pink' | Greenwood | evg |
Galle85 |
| 'Greenwood Pink Sport' | Greenwood | evg |
IRRC04 |
| 'Greenwood Popcorn' ('Popcorn') | Greenwood | evg |
Galle87 |
| 'Greenwood Rosebud' | Greenwood | evg |
Galle85 |
| 'Greenwood Rose Queen' ('Rose Queen') | Greenwood | evg |
Galle87 |
| 'Greenwood Rosy Red' see 'Greenwood Rosy-Red' | Greenwood | evg |
Galle85 |
| 'Greenwood Rosy-Red' ('Greenwood Rosy Red') | Greenwood | evg |
IRRC04 |
| 'Greenwood Showboat' ('Showboat') | Greenwood | evg |
Galle87 |
| 'Greenwood White' | Greenwood | evg |
Galle85 |
| 'Greenwood Yukon' ('Yukon') | Greenwood | evg |
Galle87 |
| 'Greeting' | Glenn Dale | evg | Galle85 | b |
| 'Greeting Witches Broom' | Glenn Dale | evg |
Steele03 |
| 'Grenada' ('Granada') | Kerrigan | evg |
IRRC04 |
| Grenada Group | de Rothschild | evg |
IRRC04 |
| 'Grenadier' (S3G) | Gable | evg |
Galle85 |
| 'Grenadier' | Glenn Dale | evg | Galle85 | b |
| 'Grenvillei' see 'Greenvillei' ? | Indian | evg |
IRRC04 |
| 'Gresham' (T18-3) | Robin Hill | evg |
Galle85 |
| 'Greta' (T13-9) | Robin Hill | evg |
Galle85 |
| 'Gretchen' | Indian | evg |
IRRC04 |
| 'Gretchen' | Kaempferi | evg |
Galle85 |
| 'Gretchen Kellas' | Eden | evg |
Galle85 |
| 'Gretchen Kellas' | Marlbank Farm | evg |
Galle85 |
| 'Gretel' ('John Haerens Sport') | Indian | evg |
IRRC04 |
| 'Gretry' | Ghent | dec |
IRRC04 |
| 'Grieswoodianum' ('Griswoodii') ? | Indian | evg |
IRRC04 |
| 'Griswoodii' see 'Grieswoodianum' ? | Indian | evg |
IRRC04 |
| 'Grossfurstin Helene' | Indian | evg |
IRRC04 |
| 'Grossherzog Friedrich von Baden' | Indian | evg |
IRRC04 |
| 'Grossherzogin Louise von Baden' | Indian | evg |
IRRC04 |
| 'Grossherzog Ludwig von Hessen' | Indian | evg |
IRRC04 |
| 'Groundhog' | Weston | evg |
IRRC04 |
| 'Gruss aus Holzhausen' | Belgian Indian | evg |
Galle85 |
| 'Grussendorf' | Belgian Indian | evg |
Galle85 |
| 'G. S. Salmon' see 'Garden State Salmon' | Linwood Hardy | evg |
IRRC04 |
| Guangdong Azalea see kwangtungense | Species | evg |
Galle85 |
| 'Guang-dong-dujuan' see kwangtungense | Species | evg |
Galle85 |
| Guangxi Azalea see kwangsiense | Species | evg |
Galle85 |
| 'Guangxi Dujuan' see kwangsiense | Species | evg |
Galle85 |
| 'Guelder Rose' | Ghent | dec |
Galle85 |
| 'Guerdon' | Glenn Dale | evg | Galle85 | b |
| 'Guido Gezelle' | Belgian Indian | evg |
Galle85 |
| 'Guilesmus Primus' see 'Guillaume 1er' | Ghent | dec |
IRRC04 |
| 'Guillaume 1er' ('Guilesmus Primus', 'Guillielmus Primus', 'Guliemus Primus') | Ghent | dec |
IRRC04 |