Greek rhodon — rose, anthemon — flower, an allusion to the often pink or reddish ray florets.
Perennial herbs, stoloniferous, often mat-forming, usually hairy. Stems erect, ascending or prostrate. Leaves basal and along stems, alternate, margins usually once or twice divided, leaflets in groups of 3, appearing long-petiolate. Capitula radiate, terminal, solitary, with long stalks. Involucral bracts in several rows, overlapping, unequal, with dark brown margins. Receptacle convex. Ray florets female, ligulate, white, red, pink or orange. Disk florets bisexual, tubular, yellow or red. Achenes cylindrical, 5-12-ribbed or -winged. Pappus a membranous crown with basal tails.
Stoloniferous, often mat-forming habit; achenes with prominent ribs or wings.
12 species, mostly from N Africa, 1 species in Europe.
Bremer & Humphries (1993)
Source: (2002). Dahlia. In: . 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.
