Angianthus glabratus

Angianthus glabratus, commonly known as smooth cup-flower, is a species of flowering plant in the family Asteraceae, and is endemic to South Australia. It is an erect or ascending annual herb with glabrous, succulent, cylindrical leaves, narrowly elliptic to elliptic compound heads of 100 to 500 yellow flowers, and oval achenes with a cup-shaped pappus.

Description

Angianthus glabratus is an erect or ascending annual herb that typically grows to a height of, the stems glabrous or slightly hairy. The leaves are glabrous, succulent and cylindrical, long and about wide. The flowers are yellow and borne in narrowly elliptic to elliptic compound heads of 100 to 500 pseudanthia, the heads long and wide. There are two concave bracts long and two flat, elliptic or egg-shaped bracts long. The achenes are oval, long and about wide with a cup-shaped pappus high.

Taxonomy

Angianthus glabratus was first formally described in 1983 by Philip Sydney Short in the journal Muelleria. The specific epithet means 'nearly glabrous'.

Distribution and habitat

This species of Angianthus grows in sandy or clay soils near saline depressions in the Gawler and Great Victoria desert bioregions of South Australia.