Hakea cycloptera explained

Hakea cycloptera, commonly known as elm-seed hakea, is a shrub in the family Proteaceae endemic to South Australia. It is a small spreading shrub with an abundance of pale pink or white flowers from December to August.

Description

Hakea cycloptera is a straggly bush or shrub NaNsigfig=1NaNsigfig=1 tall. Smaller branches and young leaves are white and smooth. Needle-shaped leaves are covered with soft silky hairs or are smooth, usually NaNsigfig=2NaNsigfig=2 long and NaNsigfig=2NaNsigfig=2 wide ending in a sharp point NaNsigfig=2NaNsigfig=2 long. The inflorescence consists of 1-14 white or pale pink flowers and appear in axillary racemes. The flower stem is NaNsigfig=2NaNsigfig=2 long with flattened white hairs. The smooth pedicels are NaNsigfig=2NaNsigfig=2 long. The perianth is either pink or white and NaNsigfig=2NaNsigfig=2 long, smooth, bluish-green with a powdery film. The style NaNsigfig=2NaNsigfig=2 long. The warty or wrinkled fruit are broadly elliptic to circular NaNsigfig=1NaNsigfig=1 long and NaNsigfig=1NaNsigfig=1 wide ending in a coarse short oblique beak.[1] [2] [3] [4]

Taxonomy and naming

Hakea cycloptera was named by botanist Robert Brown in 1810 and published in Transactions of the Linnean Society of London.[5] The specific epithet (cycloptera) is derived from the Ancient Greek words kyklos meaning "circle"[6] and pteron for "wing", referring to the shape of the seed wing.[1]

Distribution and habitat

Confined to the Eyre Peninsula in South Australia. Grows in sandy soil in mallee scrub and withstands moderate frosts. A useful, dense shrub for dry conditions and wildlife habitat.[2]

Notes and References

  1. Web site: Hakea cycloptera . Flora of South Australia . Government of South Australia-Department of Water, the Environment & Water Resources . 24 February 2019.
  2. Book: Holliday . Ivan . Hakeas a Field and Garden Guide . 2005 . Reed New Holland . 1-877069-14-0.
  3. Book: Wilson (ed) . Annette . Barker . Robyn M. . Haegi . Laurence A. . Barker . William R. . "Flora of Australia" Vol.17B Proteaceae 3 Hakeas to Dryandra" . 1999 . ABRS-Department of Environment & Heritage . Canberra/Melbourne . 0-643-06454-0.
  4. Book: Wrigley . John W. . Fagg . Murray . Banksias, Waratahs & Grevilleas and all other plants in the Australian Proteaceae family . 1989 . Collins Australia . 0-7322-0020-2.
  5. Book: Brown . Robert . Transactions of the Linnean Society of London . 1810 . 10 . Biodiversity Heritage Library .
  6. Book: Brown. Roland Wilbur. The Composition of Scientific Words. 1956. Smithsonian Institution Press. Washington, D.C..