Rutidosis leptorrhynchoides F.Muell.

Scientific Name and Growth Form

Rutidosis leptorrhynchoides F.Muell. is a perennial herb that branches simply or multiply from a woody rootstock.

Stem Characteristics

It grows 15–30 cm (5.9–11.8 in) tall, is leafy, and typically has mostly smooth stems, though stems toward the base are often somewhat woolly.

Leaf Features

Most leaves grow on the aerial stems; they are narrow and linear, bright green, 15–35 mm (0.59–1.38 in) long, 0.5–1.5 mm (0.020–0.059 in) wide, with rolled-under margins, are mostly smooth, and end in a pointed apex.

Flower Head Structure

Each stem bears a single yellow flower head 8–15 mm (0.31–0.59 in) in diameter, which is composed of numerous florets around 7 mm (0.28 in) long.

Bract Characteristics

Its bracts are arranged in 5 to 8 rows, are dull green, and occasionally have toothed or somewhat jagged edges.

Flowering Period

Flowering occurs mostly in summer.

Fruit Description

The fruit is a narrow, brown, obovoid cypsela around 1.5 mm (0.059 in) long, with several bristles 3 mm (0.12 in) long.

Common Name and Distribution

This species, commonly called button wrinklewort, grows in grassland and woodland habitats in New South Wales, Victoria, and the Australian Capital Territory.