Geranium robertianum Linnaeus 1753 (Family Geraniaceae)


Plant

Leaves

Flower

Fruit

Height: 20-60cm
Occasionally Arbuscular Mycorrhizal
Annual/Biennial, Lacks Persistent Seed Bank
Hermaphrodite, Flowering May - September (Earliest: 28.4)

Protective Chemicals
Flavonoids Hyperoside, Isoquercitrin, Kaempferol, Quercitrin, Rutin
Tannins Geraniin
Other Phenolics Caffeic, Caftaric, Ellagic, & Gallic Acids

Biotopes:
Spruce Forest Edge

Hedge Rows
Flower Visitors:
Aporia crataegi

Pieris brassicae

Rhingia campestris
Seed Dispersal: Projection
Parasites:
Coleroa robertiani

Septoria geranii
Possible Parasites:
Liriomyza strigata
Possible Herbivores:
Callimorpha dominula

Cnephasia asseclana

Cnephasia incertana
Possible Sapivores:
Aphis fabae
Granivores:
Zacladus geranii
Possible Granivores:
Rhopalus parumpunctatus

Ecological Flora of the British Isles
Skye Flora: Herb Robert


Pictures © 2003, 2004, 2005 J.K. Lindsey

Caution

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