Sida corrugata
Sida corrugata commonly known as corrugate sida, is a flowering plant in the family Malvaceae. It is a spreading perennial with yellow flowers, hairy leaves and grows on all mainland states of Australia with the exception of Western Australia and the Northern Territory.
Description
Sida corrugata is a decumbent or prostrate perennial, spreading to in diameter, smooth or with a dense covering of matted hairs. Leaves are arranged alternately, hairy, narrowly ovate or linear long, wide, rounded at the base or almost heart-shaped, grayish green to dark green on upper surface, paler underneath and finely toothed along the margin on a petiole long. Flowers have five yellow petals long, calyx lobes long, triangular-shaped ending in point at the apex. Flowering may occur at any time of the year and the fruit is a deeply corrugated globe-shaped mericarp, in diameter and densely covered in short, soft hairs.
Taxonomy
Sida corrugata was first formally described in 1838 by John Lindley and the description was published in Three Expeditions into the interior of Eastern Australia.
Distribution and habitat
Corrugate sida grows in a variety of situations including clay, fertile loams and sandy soils in grassland and woodlands in New South Wales, Queensland, Victoria, South Australia and the Northern Territory.