Hakea standleyensis
| Hakea standleyensis | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Order: | Proteales |
| Family: | Proteaceae |
| Genus: | Hakea |
| Species: | H. standleyensis
|
| Binomial name | |
| Hakea standleyensis | |
| |
| Occurrence data from AVH | |
Hakea standleyensis is a small flowering shrub in the family Proteaceae. It has white flowers, needle-shaped leaves and a twisted growth habit. It grows on cliff ledges in the Northern Territory, Australia.
Description
[edit]Hakea standleyensis is a multi-stemmed sparse shrub 0.9–2 m (3–7 ft) tall and up to 1 m (3 ft) wide. The smaller branches and young leaves have dense silky hairs quickly becoming smooth. The needle-like leaves are often curved are crowded at the base 2–9.5 cm (0.8–4 in) long and 1.2–1.7 mm (0.05–0.07 in) wide. The inflorescence consists of 6–12 white flowers with over-lapping bracts surrounding each flower 4–5 mm (0.2–0.2 in) long on a short stalk. Flowering occurs from September to October and the fruit are egg-shaped 1.3–1.5 cm (0.5–0.6 in) long and 4.5–6 mm (0.2–0.2 in) wide with a wrinkled bluish-green surface ending and in a 1 mm (0.04 in) point.[2][3]
Taxonomy and naming
[edit]Hakea standleyensis was first formally described in 1973 by John Maconchie who published the description in Transactions of the Royal Society of South Australia.[4] Named after Standley Chasm in the Macdonnell Ranges one of the localities where it is found.[2]
Distribution and habitat
[edit]Hakea standleyensis is restricted to the Macdonnell Ranges in the Northern Territory where it grows in skeletal soil on ledges of quartzite cliff faces.[2]
Conservation status
[edit]Hakea standleyensis is considered 'Rare' in J.D.Briggs & J.H.Leigh, Rare or Threatened Australian Plants (1995).[3]
References
[edit]- ^ "Hakea standleyensis". Australian Plant Census. Retrieved 26 November 2021.
- ^ a b c "Hakea standleyensis". Flora of South Australia:Fact Sheet. South Australian Government. Retrieved 5 January 2019.
- ^ a b "Hakea standleyensis". Flora of Australia:Online. Department of Environment and Heritage. Retrieved 5 January 2019.
- ^ "Hakea standleyensis". APNI. Australian National Botanic Gardens. Retrieved 5 January 2019.