Yellow

A spreading, fast-growing deciduous tree, up to 25 m (82 ft.), it has greyish, fissured bark, arching branches and silvery-green,...

A large, monoecism, deciduous tree, growing up to 25 m (82 ft.) in height. It has wide spreading branches, rugged...

A low-growing perennial, to 15 cm (6 in), with a rosette of deeply veined, softly hairy, broad ovate leaves and...

A perennial on a short rhizome with dense fibrous roots and a rosette of broadly ovate, rough-textured leaves. Flower stems...

A hardy, clump-forming perennial, 30-90 cm (1-3 ft.) tall, it grows on a creeping rootstock, with pinnate leaves divided into...

An aromatic, dioecious, evergreen tree growing to 6-7 m (19-23 ft.), it is the sole species of its genus. It...

An erect biennial, up to 1.5m (5 ft.) tall, with a thick, yellowish taproot and a rosette of basal leaves...

An evergreen dioeciously tree, usually 9-12 m (29-39 ft.) but occasionally up to 15-20 m (49-65 ft.) tall, with glossy,...

An erect, straggly biennial, 60 cm-1.2 m (2-4 ft.) high, it has ridged, branched stems with trifoliate leaves and narrow...

A perennial, growing from 45-90 cm (18 in-3 ft.), it has much-branched erect or trailing stems, with 5-7-lobed leaves, and...