Английская Википедия:Balsamorhiza hookeri

Материал из Онлайн справочника
Перейти к навигацииПерейти к поиску

Шаблон:Short description Шаблон:Speciesbox

Файл:Hooker's balsamroot.jpg
Balsamorhiza hookeri, photographed in the Wasatch foothills, Provo, Utah.

Balsamorhiza hookeri (Hooker's balsamroot) is a North American species of perennial plant in the family Asteraceae. It grows in the Great Basin and neighboring regions in the Western United States.[1] It is found in Washington, Oregon, California, Idaho, Nevada, Utah, and Arizona.[2][3][4]

Description

The leaves are compound pinnate, with the leaflet divisions also divided or deeply lobed. Basal leaves are hairy and may be up to Шаблон:Convert long.[1] There may be one to several stems, which are leafless and hairy, and topped by one flower each.[1][5]

It blooms from April to July. Flower heads are Шаблон:Convert wide, and sunflower-like, with 10–21 fringe-tipped ray flowers and numerous disc flowers.[1]

Distribution and habitat

It grows to Шаблон:Convert in dry, grassy meadows in sagebrush steppe and montane plant communities in the Great Basin.[1] Is it abundant in Washington State scablands.

Ecology

It tends to grow in rockier habitats than its cousin, arrow-leaf balsamroot (Balsamorhiza sagittata).[1] It hybridizes with arrow-leaf balsamroot, which has arrow shaped leaves.[1] The result is a plant with leaves that are arrow shaped, but also deeply divided.[1]

References

Шаблон:Reflist

External links

Шаблон:Taxonbar

  1. 1,0 1,1 1,2 1,3 1,4 1,5 1,6 1,7 Great Basin Wildflowers, Laird R. Blackwell, 2006, Morris Book Publishing LLC., Шаблон:ISBN. p. 115.
  2. Шаблон:BONAP
  3. Шаблон:Calflora
  4. Шаблон:EFloras
  5. Шаблон:Cite book