Jacksonia stackhousei
Jacksonia stackhousei, commonly known as wallum dogwood, is a species of flowering plant in the family Fabaceae and is endemic to eastern Australia. It is a tufted, low-lying shrub with greyish-green branches, the leaves reduced to dark brown, egg-shaped scales pressed against the surface, yellow flowers without markings, and oval pods.
Description
Jacksonia stackhousei is a tufted, low-lying shrub that typically grows up to high and wide. Its leaves are reduced to egg-shaped, dark brown scales, long and wide with toothed edges. The flowers are scattered along the branchlets or on the ends of branchlets on pedicels long, with egg-shaped bracteoles long and wide on the upper pedicels. The floral tube is long and not ribbed, and the sepals are membranous, with the upper lobes long, wide, the lower lobes long and wide and fused for. The flowers are yellow, without markings, the standard petal long and deep, the wings long, and the keel long. The stamens have red filaments, long. Flowering occurs from May to November, and the fruit is a sessile, oval pod up to long and hidden in the remains of the sepals.
Taxonomy
Jacksonia stackhousei was first formally described in 1876 by Ferdinand von Mueller in the Proceedings of the Linnean Society of New South Wales from specimens collected near the entrance to the Clarence River by .
Distribution and habitat
Wallum dogwood grows in coastal heath and woodland on white sand over sandstone from Shoalwater Bay in south-eastern Queensland to near Wooli in northern New South Wales.
Conservation status
Jacksonia stackhousei is listed as of "least concern" under the Queensland Government Nature Conservation Act 1992.