Latin bellus — pretty, describing the capitula.

Annual or perennial herbs. Stems often scape-like. Leaves mostly basal, alternate, entire or toothed, usually hairy. Capitula radiate, terminal, solitary. Involucral bracts in 2 overlapping rows, more or less equal. Receptacle nearly flat to conical. Ray florets female, white, often tinged with purple. Disk florets bisexual, tubular, yellow.achenes obovate, compressed, margins thickened. Pappus usually absent, or a few short bristles.

Habit usually scapose; florets white, often purple-tinged ray florets.

8 species from Europe and W Asia.

Source: Jeanes, J. (2002). Asteraceae. 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.