Australis covers whole Australian continent. It has specific flora dependent on long-term isolation of this continent. We can find here 19 endemic families. The amount of endemic species is more then 80%. Development attachments of Australis could be find also in South America, New Zealand and partially in Indian-Malaysian.
Australis could be further classified into following sub-regions: North-Eastern Australian, Inland Australian and South-West Australian sub-region.
- ALISMA PLANTAGO-AQUATICA L. – Common Water-plantain
- ARABIS GLABRA (L.) Bernh. – Tower Mustard
- BOTRYCHIUM LUNARIA (L.) Schwartz – Common Moonwort
- CALLISTEMON RIGIDUS R. Br. – Stiff Bottlebrush, Bottlebrush Tree
- CALYSTEGIA SEPIUM (L.) R. Br. – Hedge Bindweed, Bellbine
- CYPERUS ERAGROSTIS Lam. – Drain Flat Sedge, Pale Galingale, Umbrella Sedge
- EROPHILA VERNA (L.) Bess. – Common Whitlow-grass
- HYOSCYAMUS NIGER L. – Henbane
- HYPERICUM PERFORATUM L. – Perforate St John´s Wort
- IPOMOEA PES-CAPRAE (L.) R. Br. – Railroad Vine, Bayhops
- MELALEUCA NESOPHILA F. Muell. – Showy Honey Myrtle
- MESEMBRYANTHEMUM CRYSTALLINUM L. – Common Iceplant, Crystalline Iceplant
- PAPAVER RHOEAS L. – Common Poppy
- SWAINSONA FORMOSA (G. Don) Joy Thomps – Sturt’s Desert Pea
- TRAPA NATANS L. – Water Chestnut
- ULEX EUROPAEUS L. – Common Gorse
- VINCA MINOR L. – Common Periwinkle, Lesser Periwinkle
