Commemorating Jonas Dryander (1748–1810), Swedish curator of Sir Joseph Banks’ botanical collections.
Shrubs and small trees, sometimes with lignotubers. Leaves alternate, leathery, mostly with prickly teeth or lobed to near the midrib, lower surface usually hairy and with a prominent midrib. Flower cluster a terminal or lateral head with a cluster of bracts at the base. Flowers in pairs. Sepals usually yellow, united at the base into a tube. Stamens fertile. Ovary small, mostly hairy, with 2 ovules. Fruit a flattened 2- valved follicle; seeds 2.
Grown for their decorative bird-attracting flower heads, interesting growth forms and as cut flowers.
Over 60 species from S WA.
Seed or cuttings.
Very similar to Banksia but the flower heads with a flat or convex (not elongated) receptacle and overlapping, often ornamental, bracts at the base; seed follicles loose and easily removed, unlike those of Banksia which are firmly embedded in the 'cone'.
Sainsbury (1985), George (1996).
The variable range of species available makes a key impractical.
Source: (2002). Proteaceae. In: . Horticultural Flora of South-eastern Australia. Volume 3. Flowering plants. Dicotyledons. Part 2. The identification of garden and cultivated plants. University of New South Wales Press.