Juncus usitatus, the common rush, is a species of flowering plant in the rush family, Juncaceae. A graceful, clumping plant growing from 40 cm to 1.1 metres high. Indigenous to and commonly found in Aotearoa (New Zealand) and eastern Australia in disturbed sites by stream banks and other moist habitats. The specific epithet is derived from Latin, meaning "common or usual".Les Robinson - Field Guide to the Native Plants of Sydney, page 300
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