Five-stamen Tamarisk 
Fork-leaved sundew 
Forked catchfly 
Fourleaf Manyseed 
Fragrant saltbush 
Frankenia hirsuta 
French tamarisk 
Fringed Black Bindweed 
Fringed pink 
Fringed redmaids 
Galápagos prickly pear 
Garden Pink 
German statice 
Ghebayra 
Giant Pink 
Gisekia pharnaceoides 
Glaucous Barrel Cactus 
Glaucous Glasswort 
Globe amaranth 
Golden Barrell Cactus 
Gomphrena macrocephala 
Graham's nipple cactus 
Gray Rupturewort 
Great Pitcher-Plant