Banksia undata, commonly known as Urchin Dryandra, is a shrub

Shrub

A shrub or bush is distinguished from a tree by its multiple stems and shorter height, usually under 5–6 m tall. A large number of plants may become either shrubs or trees, depending on the growing conditions they experience...

 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...

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It was known as Dryandra praemorsa until 2007, when all Dryandra species were transferred to Banksia

Banksia

Banksia is a genus of around 170 species in the plant family Proteaceae. These Australian wildflowers and popular garden plants are easily recognised by their characteristic flower spikes and fruiting "cones" and heads. When it comes to size, banksias range from prostrate woody shrubs to trees up...

by Austin Mast

Austin Mast

Austin R. Mast is a research botanist. Born in 1972, he obtained a Ph.D. from the University of Wisconsin–Madison in 2000. He is currently an associate professor within the Department of Biological Science at Florida State University , and has been director of FSU's since August 2003.One of his...

 and Kevin Thiele

Kevin Thiele

Kevin R. Thiele is curator of the Western Australian Herbarium. His research interests include the systematics of the plant families Proteaceae, Rhamnaceae and Violaceae, and the conservation ecology of grassy woodland ecosystems...

. As there was already a plant named Banksia praemorsa

Banksia praemorsa

The Cut-leaf Banksia is a species of shrub or tree in the plant genus Banksia. It occurs in a few isolated populations on the south coast of Western Australia between Albany and Cape Riche. Seeds do not require any treatment, and take 30 to 49 days to germinate.-References:...

(Cut-leaf Banksia), Mast and Thiele were forced to chose a new specific epithet; their choice, "undata", is from the Latin

Latin

Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 undatus ("undulate"), in reference to the wavy leaves.

There are two varieties: B. undata var. undata

Banksia undata var. undata

Banksia undata var. undata is a shrub endemic to Western Australia.It was known as Dryandra praemorsa var. praemorsa until 2007, when all Dryandra species were transferred to Banksia by Austin Mast and Kevin Thiele...

 and B. undata var. spendens

Banksia undata var. splendens

Banksia undata var. splendens is a shrub endemic to Western Australia.It was first published by Alex George in 1996, based on a specimen collected by him two years earlier. The name given was Dryandra praemorsa var. splendens, the varietal epithet referring to the "splendid" flower heads...

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An assessment of the potential impact of climate change

Climate change

Climate change is a significant and lasting change in the statistical distribution of weather patterns over periods ranging from decades to millions of years. It may be a change in average weather conditions or the distribution of events around that average...

on this species found that its range is likely to contract by between 50% and 80% by 2080, depending on the severity of the change.