Nancy Tyson Burbidge

Camptacra is a genus of flowering plants in the family Asteraceae. Species Camptacra barbata N.T.Burb. - New South Wales, Queensland Camptacra brachycomoides (F.Muell.) N.T.Burb. - Northern Territory Camptacra gracilis (Benth.) Lander - Northern Territory, Queensland, Western Australia, New Guinea Camptacra perdita A.R.Bean - Queensland New South Wales

Sesbania formosa (common names - White dragon tree, Vegetable humming bird, Swamp corkwood; Dragon tree; Dragon flower tree) is a leguminous tree native to northern Australia, first described in 1860 by Ferdinand von Mueller as Agati formosum, from specimens collected the banks of the Victoria and Fitzmaurice Rivers. It was transferred to the genus, Sesbania, by Nancy Burbidge in 1965. It is native to Western Australia and the Northern Territory, and grows in tropical wetlands, to heights of 20 to 30 feet, in closed forests or swampy sites, from sea level to 100 m.

Triodia scariosa, is more commonly known as porcupine grass or spinifex (not to be confused with Spinifex spp.), and belongs to the endemic Australian grass genus Triodia. The species is perennial and evergreen and individuals grow in mounds, called hummocks, that reach up to ~1m in height. The leaves are ~30 cm long, 1mm in diameter, needlepointed and rigid, and its inflorescence is a narrow, loose panicle that forms a flowering stalk up to ~2m in height. The name is derived from Latin; Triodia refers to the three-toothed lobes of the lemma, and scariosa is in reference to the thin, dry

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Vittadinia muelleri, commonly known as narrow-leaf New Holland daisy, is a flowering plant in the family Asteraceae. It is a small perennial forb with bright green leaves and purple daisy-like flowers. It grows in New South Wales, Victoria, Tasmania and the Australian Capital Territory.

Vittadinia gracilis, known by the common name woolly New Holland daisy, is a perennial shrub mostly seen in the southern parts of Australia. It is a member of the family Asteraceae. A small plant, 10 to 40 cm high with erect stems. Leaves are flat or folded on the centre, linear to narrow lanceolate or spathulate, 10 to 40 mm long, 2 to 7 mm wide. Stems form annually from a woody base with a coating of dense, fine white hairs, less often seen on the leaves. The specific epithet gracilis is derived from the Latin adjective gracilis ("slender", "thin", or "graceful").

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