Drosera prostrata is a tuber

Tuber

Tubers are various types of modified plant structures that are enlarged to store nutrients. They are used by plants to survive the winter or dry months and provide energy and nutrients for regrowth during the next growing season and they are a means of asexual reproduction...

ous perennial

Perennial plant

A perennial plant or simply perennial is a plant that lives for more than two years. The term is often used to differentiate a plant from shorter lived annuals and biennials. The term is sometimes misused by commercial gardeners or horticulturalists to describe only herbaceous perennials...

 species in the genus Drosera that is endemic to Western Australia

Western Australia

Western Australia is a state of Australia, occupying the entire western third of the Australian continent. It is bounded by the Indian Ocean to the north and west, the Great Australian Bight and Indian Ocean to the south, the Northern Territory to the north-east and South Australia to the south-east...

. It produces 4 to 5 prostrate lateral stems that are 3.5 to 15 cm long. The prostrate growth habit is what sets it apart from all other members of the 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...

 Stolonifera

Drosera sect. Stolonifera

Drosera sect. Stolonifera is a section of nine or ten tuberous perennial species in the genus Drosera that are endemic to south-west Western Australia...

. It is native to a region along the Western Australian coast from the Tamala area near Shark Bay

Shark Bay, Western Australia

Shark Bay is a World Heritage Site in the Gascoyne region of Western Australia. It is an area centred approximately on , 800 kilometres north of Perth, on the westernmost point of Australia. An expedition led by Dirk Hartog happened upon the area in 1616, becoming the second group of Europeans...

 south to Binnu

Binnu, Western Australia

Binnu is a town located on the North West Coastal Highway in the Mid West region of Western Australia.The name derives from a well on the outskirts of town that was first in use in 1909. The name is Indigenous Australian in origin and is thought to mean either to squeeze or place of emus...

. It grows in well-drained sandy soils and flowers from May to June.

It was first formally described by N. G. Marchant

N. G. Marchant

Neville Graeme Marchant is a retired Western Australian botanist. He was formerly the Director of the Western Australian Herbarium.Marchant began working for the Western Australian Herbarium at the age of 15, as a laboratory assistant to Government Botanist Charles Gardner. Later he attended the...

 and Allen Lowrie

Allen Lowrie

Allen Lowrie is a West Australian botanist. He is living in Duncraig, a Perth suburb, is married and has two daughters.Lowrie, originally a businessman and inventor, got in contact with the carnivorous flora of western Australia in the late sixties and worked on it as an amateur...

 as a subspecies of D. stolonifera

Drosera stolonifera

Drosera stolonifera, sometimes referred to as the leafy sundew, is a tuberous perennial species in the genus Drosera that is endemic to Western Australia. It produces 2 to 3 semi-erect lateral stems that grow 10 to 15 cm long. It is most closely related to D. purpurascens, but differs by...

in 1992. Lowrie elevated the subspecies to species rank in 2005.