Acacia assimilis
Acacia assimilis is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Western Australia. It is a dense, spreading, rounded shrub or tree with thread-like, glabrous, green phyllodes, spherical to elliptic or oblong heads of golden or lemon-yellow flowers, and linear pods up to long.
Description
Acacia assimilis is dense, rounded, spreading shrub or tree that typically grows to a height of and has glabrous branchlets that are round in cross section. New shoots are densely covered with yellow hairs pressed against the surface. Its phyllodes are light or bright green and thread-like, mostly long, wide and round in cross-section with many fine, closely parallel veins. The flowers are borne in spherical to elliptic or oblong heads diameter, mostly with 30 to 70 golden- or lemon-yellow flowers in each head. Flowering time varies with subspecies and the pods are linear, straight, long and wide containing elliptic to egg-shaped or oblong, dark brown to black seeds long.Taxonomy
Acacia assimilis was first formally described in 1920 by Spencer Le Marchant Moore in the Journal of the Linnean Society, Botany from specimens collected near Bruce Rock.In 1995, Richard Sumner Cowan and Bruce Maslin described A. assimilis subspecies atroviridis, in the journal Nuytsia and that name, and that of the autonym are accepted by the Australian Plant Census:Acacia assimilis subsp. assimilis commonly has light green phyllodes, mostly long and heads with 30 to 40 flowers. Flowering occurs from July to October.Acacia assimilis subsp. atroviridis has dark green phyllodes, mostly long and heads with 50 to 70 flowers. Flowering occurs throughout the year.