Geleznowia verrucosa

Geleznowia verrucosa is a species of flowering plant in the family Rutaceae. It is a small shrub with oval-shaped leaves, yellow flowers and is endemic to Western Australia.

Description
Geleznowia verrucosa is a shrub to 1 m high with warty branchlets that are covered with star-shaped hairs or scales. The thick, oval-shaped leaves are arranged alternately, 3-6 mm long, 2-2.5 mm wide, warty, margins flat, leaves covered in scales or star-shaped hairs. The yellow flowers are borne at the end of branchlets, outer yellow-green bracts are 5-8 mm long, calyx 6-12 mm long, warty, mostly smooth except for small, star-shaped hairs on the edges, petals 6-8 mm long, overlapping and smooth. Flowering occurs in July to October.

Taxonomy and naming
Geleznowia verrucosa was first formally described in 1849 by Ukrainian-Russian botanist Nicolai Stepanovitch Turczaninow and the description was published in Bulletin de la Société Impériale des Naturalistes de Moscou. The specific epithet (verrucosa) means "covered with warts".

Distribution and habitat
This species grows on sand plains and gravelly soils in south-eastern Western Australia north of Perth.