Geranium columbinum

Longstalk cranesbill

Family: Geraniaceae · Type: annual · Not Native

Longstalk cranesbill is a naturalized annual found in northern California coastal and northern California inner coastal valley and Sacramento Valley regions in open, disturbed sites at elevations below 450 meters. Flowering from May to September, this plant produces purple flowers with notched petals 8 to 10 millimeters long on long pedicels 20 to 60 millimeters in length. Growing with erect stems 10 to 60 centimeters tall covered in reflexed and appressed nonglandular hairs, it has a distinctive branching form. Its leaf blades are 3 to 5 centimeters wide, deeply divided into 5 to 7 rhombic segments that extend nearly to the base of the leaf. The fruit develops as a smooth mericarp with a narrow beak 18 to 19 millimeters long, featuring a distinctive bristly texture.

Habitat: Open, disturbed sites

Bloom period: May-Sep

Elevation: < 450 m

Bioregions: NCo, NCoRI/ScV

Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Jepson eFlora, Cal-IPC, and more.