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is a 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...
which is endemic to New South Wales
New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...
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...
It grows up to 3 metres in height and has divided leaves. The "toothbrush" flowers have a green to grey perianth
The term perianth has two similar but separate meanings in botany:* In flowering plants, the perianth are the outer, sterile whorls of a flower...
with a pink to maroon style and green tip. These appear from
mid spring to late summer (October to February in Australia).
The type specimen was collected by botanist Allan Cunningham
Allan Cunningham was an English botanist and explorer, primarily known for his travels in New South Wales to collect plants.- Early life :...
who accompanied John Oxley
John Joseph William Molesworth Oxley was an explorer and surveyor of Australia in the early period of English colonisation.October 1802 he was engaged in coastal survey work including an expedition to Western Port in 1804-05...
on his 1817 expedition. Cunningham found the species growing in "peaty bogs on the Blue Mountains and [the] banks of Cox's River
Coxs River is a river in the Blue Mountains area of New South Wales, Australia.-Description and History:Coxs River begins just west of the city of Lithgow and flows south for many kilometres before turning east to flow into Lake Burragorang, the lake that was created when Warragamba Dam was built...
". The species was first formally described by him in 1825.
Three subspecies have been identified as follows:
Grevillea × gaudichaudii
- Grevillea acanthifolia A.Cunn. subsp. acanthifolia
- Grevillea acanthifolia subsp. paludosa Makinson & Albr. (Bog Grevillea)
- Grevillea acanthifolia subsp. stenomera (F.Muell. ex Benth.) McGill.
Grevillea × gaudichaudii is a prostrate shrub which is endemic to New South Wales. It is a naturally occurring hybrid between Grevillea acanthifolia subsp. acanthifolia and Grevillea laurifolia....
is a hybrid derived from G. acanthifolia
and Grevillea laurifolia
Grevillea laurifolia is a spreading prostrate shrub native to eastern Australia. It was described in 1827 by Sprengel.Grevillea × gaudichaudii is a hybrid derived from G. laurifolia and Grevillea acanthifolia....