Geranium robertianum L.

Herb Robert

Annual or biennial herb with spreading habit, to 20 cm or so tall, the stems often with a reddish or brown colouration. Leaves palmately divided, each of the main divisions stalked, the finer divisions round-tipped and sometimes with a short hard point. Flower cluster open. Petals pink with pale veins; summer to autumn.

W Asia, Himalaya, SW China, NW Africa, Canary Islands, Europe, probably naturalised in E USA

A variable species with small delicate forms to much larger and robust specimens, compact to spreading and also varying in flower size and colour.

Source: Francis, D.; Rodgers, I.; Scriven, A.; Spencer, R. (2002). Geraniaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.

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Distribution map
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Rosanae
order      Geraniales
family       Geraniaceae
genus        Geranium L.