1. Composed of or inscribed on rock
   "rupestral drawings in the caves of Northern Spain"
   - rupicolous 
2. Growing on or living among rocks
   - saxicolous, saxatile, saxicoline, rupicolous

See also: rock

• Greta Garbo
• Greta Louisa Gustafsson
• Gretzky
• grevillea
• Grevillea banksii
• Grevillea robusta
• Grevillea striata
• Grevillela parallela
• grevy's zebra
• Grewia
• Grewia asiatica
• grey
• grey alder
• grey area
• grey birch
• grey catbird
• grey flounder
• grey fox
• Grey Friar
• grey goldenrod
• grey jay
• grey kingbird
• grey lemming
• grey market
• grey matter