Drosera orbiculata
Encyclopedia
Drosera orbiculata is a 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...

 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 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 grows in a rosette
Rosette (botany)
In botany, a rosette is a circular arrangement of leaves, with all the leaves at a single height.Though rosettes usually sit near the soil, their structure is an example of a modified stem.-Function:...

 about 1.5 cm in diameter. It is native to an area 1.3 km north of Gillingarra near Perth
Perth, Western Australia
Perth is the capital and largest city of the Australian state of Western Australia and the fourth most populous city in Australia. The Perth metropolitan area has an estimated population of almost 1,700,000....

. It grows in sandy clay soils in winter-wet depressions and washes. It is considered to be related to D. rosulata
Drosera rosulata
Drosera rosulata is a perennial tuberous species in the genus Drosera that is endemic to southwest Western Australia. It grows in a rosette about 7 cm in diameter. It grows in sandy or clay soils on the margins of swamps. Its white flowers emerge in April to June. D. rosulata was first...

. The species is named for the shape of the leaf lamina. It was first formally described by 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...

 and 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...

in 1992.
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