Joseph Zvonko Weber

Swainsona leeana is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Australia. It is a small prostrate perennial, possible perennial with imparipinnate leaves with 5 to 7 broadly egg-shaped or elliptic leaflets, and racemes of up to 3 purple or yellow flowers.

Prasophyllum goldsackii, commonly known as Goldsack's leek orchid, is a species of orchid endemic to South Australia. It has a single tubular green leaf and up to twelve green flowers with dark purple edges and tips. It is only known from two populations on each of the Yorke and Eyre Peninsulas.

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Pultenaea insularis is a species of flowering plant in the family Fabaceae and is endemic to Kangaroo Island in South Australia. It is a spreading to prostrate shrub with wiry branches, elliptic leaves, and yellow and red flowers.

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Thelymitra bracteata, commonly called leafy sun orchid or large-bracted sum orchid, is a species of orchid that is endemic to south-eastern Australia. It has a single leathery, more or less flat leaf and up to thirty pale blue flowers that are greenish on the back. The bracts are larger than on similar sun orchids.