Species of flowering plant
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Cassinia trinerva is a species of flowering plant in the family Asteraceae and is endemic to south-eastern Australia. It is an erect shrub or small tree with hairy stems, narrow lance-shaped leaves, and flower heads arranged in dense corymbs.
Description.
"Cassinia trinerva" is an erect shrub or tree that typically grows to a height of up to about , its branchlets sticky and covered with glandular and cottony hairs. The leaves are narrow lance-shaped, long and wide on a petiole long with three longitudinal veins. The upper surface of the leaves is slightly sticky and the lower surface is cottony-hairy. The flower heads are long and wide with three or four white florets surrounded by fourteen to eighteen involucral bracts in three to five whorls. The heads are crowded in dense corymbs in diameter. Flowering occurs from December to March and the achenes are long with a pappus long.
Taxonomy and naming.
"Cassinia trinerva" was first formally described in 1951 by Norman Arthur Wakefield in "The Victorian Naturalist".
Distribution.
This cassinia is an understorey shrub in tall forests, on the edge of rainforest and on dry rocky sites. It occurs in south-eastern Queensland, on the coast and tablelands of New South Wales south from Bolivia, in south-eastern Victoria and north-eastern Tasmania.
References.
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