Utricularia sect. Australes is a section

Section (botany)

In botany, a section is a taxonomic rank below the genus, but above the species. The subgenus, if present, is higher than the section, and the rank of series, if present, is below the section. Sections are typically used to help organise very large genera, which may have hundreds of species...

 in the genus Utricularia. The three species in this section are small terrestrial carnivorous plant

Carnivorous plant

Carnivorous plants are plants that derive some or most of their nutrients from trapping and consuming animals or protozoans, typically insects and other arthropods. Carnivorous plants appear adapted to grow in places where the soil is thin or poor in nutrients, especially nitrogen, such as acidic...

s native to Australia

Australia

Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

 and New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

. Peter Taylor

Peter Taylor (botanist)

Peter Geoffrey Taylor was a British botanist who worked at Royal Botanic Gardens, Kew throughout his career in botany. Taylor was born in 1926 and joined the staff of the herbarium at Kew in 1948. He published his first new species, Utricularia pentadactyla, in 1954...

 originally described and published this section in his 1989 taxonomic treatment of the genus, splitting off species from section Meionula

Utricularia sect. Meionula

Utricularia sect. Meionula is a section in the genus Utricularia. The four species in this section are small terrestrial carnivorous plants native to Southeast Asia and Australia. Constantine Samuel Rafinesque originally published some of the species in this section under two genera, Meionula and...

. Taylor originally placed this section within subgenus Utricularia

Utricularia subg. Utricularia

Utricularia subg. Utricularia is a subgenus in the genus Utricularia....

. More recent phylogenetic

Phylogenetics

In biology, phylogenetics is the study of evolutionary relatedness among groups of organisms , which is discovered through molecular sequencing data and morphological data matrices...

 data and revisions have reinstated subgenus Bivalvaria

Utricularia subg. Bivalvaria

Utricularia subg. Bivalvaria is a subgenus in the genus Utricularia. It was originally described by Wilhelm Sulpiz Kurz in 1874. In Peter Taylor's 1989 monograph on the genus, he reduced the subgenus to synonym under section Oligocista, a decision that was later reversed in the light of molecular...

and have placed this section within it.