Geranium
- Photographs of several species of Geranium growing in their natural habitat in Hawaii.
- http://jupiternielsenflameworking.com/hawaiianflora/geranium_index.html

Geranium robertianum
- Several photographs of Herb Robert and some identifying features of the plant.
- http://www.plant-identification.co.uk/skye/geraniaceae/geranium-robertianum.htm

Geranium lucidum
- Several photographs of Shining Cranesbill and its brief description.
- http://www.plant-identification.co.uk/skye/geraniaceae/geranium-lucidum.htm

Geranium dissectum
- Description of Cut-leaved Cranesbill and a photograph.
- http://www.plant-identification.co.uk/skye/geraniaceae/geranium-dissectum.htm

Geranium molle
- Two photographs of Dovesfoot Cranesbill and some identifying features of the plant.
- http://www.plant-identification.co.uk/skye/geraniaceae/geranium-molle.htm

Geranium viscosissimum
- image
- http://www.botany.hawaii.edu/faculty/carr/images/ger_vis_fl.jpg

Geranium cuneatum
- image
- http://www.botany.hawaii.edu/faculty/carr/images/ger_cun_cu.jpg

Geranium arboreum
- image
- http://www.botany.hawaii.edu/faculty/carr/images/ger_arb.jpg