Английская Википедия:Cirsium douglasii

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Шаблон:Short description Шаблон:Speciesbox

Cirsium douglasii is a species of thistle known by the common names Douglas' thistle and California swamp thistle.[1][2]

It is native to the central coast and northern California ranges, foothills, and plateaus, and adjacent parts of southern Oregon and northwest Nevada.[3] It grows in wet places in a number of types of habitat.[4]

Description

This native thistle, Cirsium douglasii, is a biennial or short-lived perennial herb growing up to Шаблон:Convert tall, with a branching woolly stem. The longest gray-tomentose leaves, located about the base of the plant, are up to Шаблон:Convert long. They are sometimes lobed or toothed and are borne on a spiny petiole.[5]

The inflorescence is a cluster of several flower heads surrounded by small leaves. Each flower head is up to Шаблон:Convert long and lined with purple-tipped spiny phyllaries. The head contains purple or white flowers. The fruit is a dark-colored achene Шаблон:Convert long/diameter with a pappus which may reach Шаблон:Convert in length.[5]

Varieties[6]

References

Шаблон:Reflist

External links

Шаблон:Taxonbar

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Шаблон:Cynareae-stub

Партнерские ресурсы
Криптовалюты
Магазины
Хостинг
Разное

  1. ↑ Шаблон:Cite web
  2. ↑ Шаблон:Cite web
  3. ↑ Biota of North America Program 2014 county distribution map
  4. ↑ Calflora taxon report, University of California, Cirsium douglasii DC., Douglas' thistle, swamp thistle
  5. ↑ 5,0 5,1 Flora of North America: Cirsium douglasii
  6. ↑ Ошибка цитирования Неверный тег <ref>; для сносок l1l1l1l1 не указан текст
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