Homoranthus tropicus


Homoranthus tropicus is a flowering plant in the family Myrtaceae and is endemic to tropical north Queensland. It is a shrub with curved, club-shaped leaves and white flowers in a corymb-like arrangement on the ends of branchlets.

Description

Homoranthus tropicus is a shrub to high. The leaves are arranged opposite, club-shaped, curved, shortly pointed and tapering at the base to a short petiole long, wide and marked with tiny dots. The white flowers are on a pedicel long, the small bracts long, keeled and ending in a short point. The calyx tube, distinctly angled and up to long, lobes long. The petals are broadly egg-shaped to almost round, margins smooth, about long and the style up to long. Flowering occurs sporadically throughout the year, primarily February to July and the fruit is a single seed retained in the calyx.

Taxonomy and naming

Homoranthus tropicus was first formally described in 1981 by Norman Byrnes from a specimen he collected north of Laura in 1975 and the description was published in Austrolbaileya. The specific epithet means "tropical".

Distribution and habitat

This species grows in northern Queensland in heath or shrubby woodland on shallow rocky soils over sandstone.

Conservation status

It has a restricted distribution and considered rare by Briggs and Leigh given a ROTAP conservation code of 2R.