Plant Index
- Gambelia
- Gamblea
Gaultheria
- Gaultheria adenothrix
- Gaultheria antipoda
- Gaultheria appressa
- Gaultheria borneensis
- Gaultheria codonantha
- Gaultheria colensoi
- Gaultheria crassa
- Gaultheria cuneata
- Gaultheria depressa
- Gaultheria eriophylla
- Gaultheria forrestii
- Gaultheria fragrantissima
- Gaultheria hirtiflora
- Gaultheria hispida
- Gaultheria hispidula Creeping Snowberry
- Gaultheria hookeri
- Gaultheria humifusa
- Gaultheria insana
- Gaultheria macrostigma
- Gaultheria marticorenae
- Gaultheria miqueliana
Gaultheria mucronata Gaultheria mucronata Prickly Heath
- Gaultheria myrsinoides
- Gaultheria nummularioides
- Gaultheria oppositifolia
- Gaultheria ovatifolia
- Gaultheria parvula
- Gaultheria procumbens Creeping Wintergreen
- Gaultheria pyroloides
- Gaultheria rupestris
- Gaultheria semi-infera
- Gaultheria shallon Salal, Shallon
- Gaultheria sinensis
- Gaultheria stapfiana
- Gaultheria subcorymbosa
- Gaultheria tasmanica
- Gaultheria tetramera
- Gaultheria thymifolia
- Gaultheria trichophylla
- Gaultheria wardii
Gaylussacia Huckleberry
Gaylussacia baccata Black Huckleberry
- Gaylussacia brachycera Box
- Gaylussacia dumosa Dwarf Huckleberry
- Gaylussacia frondosa Dangleberry
- Gaylussacia ursina
- Gelsemium
Genista Broom
Genista anglica Needle Furze, Petty Whin
- Genista delphinensis
- Genista ephedroides
- Genista etnensis
- Genista florida
- Genista germanica
- Genista hispanica Spanish Gorse
- Genista januensis Genoa Broom
- Genista lobelii
- Genista lydia
- Genista nissana Nish Broom
- Genista 'Porlock'
- Genista sagittalis
- Genista scorpius
- Genista sericea
- Genista sylvestris
- Genista tenera
- Genista villarsii
- Glochidion
Glyptostrobus
Glyptostrobus pensilis Chinese Swamp Cypress, Chinese Water Fir, 水松 (shui song), Mai Hing Sam, Canton Water Pine
- Gomortega
Gordonia
- Gordonia lasianthus Loblolly Bay
Grevillea Grevilleas, Silky Oaks, Spiderflowers
Gymnocladus
- Gymnocladus chinensis
Gymnocladus dioica Kentucky Coffee-tree
Gynatrix
- Gynatrix pulchella Native Hemp Bush