Английская Википедия:Grevillea lavandulacea

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Файл:Grevillea lavandulacea flower.jpg
Flower detail

Grevillea lavandulacea, commonly known as lavender grevillea,[1] is a species of flowering plant in the family Proteaceae and is endemic to southern continental Australia. It is a prostrate to spreading shrub with linear to elliptic leaves and clusters of pink to red flowers.

Description

Grevillea lavandulacea is a spreading to protrate shrub that typically grows to a height of Шаблон:Cvt. Its adult leaves are narrow elliptic to linear, Шаблон:Cvt long and Шаблон:Cvt wide with the edges turned down. The flowers are arranged on short side branches in clusters of mostly two to ten on a rachis Шаблон:Cvt long. They are red or pink, the outer surface silky hairy, the pistil Шаблон:Cvt long. Flowering occurs from late winter to early summer and the fruit is a narrowly oblong, softly-hairy follicle Шаблон:Cvt long.[1][2][3]

Taxonomy

Grevillea lavandulacea was first formally described by in 1847 by botanist Diederich Franz Leonhard von Schlechtendal in the journal Linnaea.[4] The specific epithet (lavendulacea) means lavender.[5]

In 2000, Robert Owen Makinson described two subspecies of G. lavendulacea in the Flora of Australia and the names are accepted by the Australian Plant Census:

  • Grevillea lavandulacea Schltdl. subsp. lavandulacea;[6][7]
  • Grevillea lavandulacea subsp. rogersii (Maiden) Makinson[8] that differs from the autonym in having a finely grainy upper surface of the leaves, the longest leaves more than Шаблон:Cvt long, and usually more than four flowers in each cluster.[9]

Distribution and habitat

Subspecies lavendulacea grows in a range of habitats from heathland to open woodland and dense shrubland and is found in the south-east of South Australia, including the Flinders Range, and west of the Grampians in western Victoria.[7] Subspecies rogersii grows in shrubland, forest and woodland and is restricted to Kangaroo Island in South Australia.[9]

Use in horticulture

Grevillea lavandulacea is cultivated as an ornamental plant, for use in well draining and drought tolerant gardens. A number of naturally occurring forms have been introduced into cultivation from localities including Adelaide Hills, Black Range, Flinders Ranges, Little Desert, Mount Compass, Penola, Victor Harbor and Woakwine.[4] The commonly grown cultivar G. lavendulacea 'Tanunda' is thought to have originated from Aldinga in South Australia, rather than Tanunda in the Barossa Valley where a different form occurs.[10]

References

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