Franseria_discolor

<i>Ambrosia tomentosa</i>

Ambrosia tomentosa

Species of flowering plant

Ambrosia tomentosa, the skeletonleaf bur ragweed,[3] silverleaf povertyweed, or skeleton-leaf bursage,[4][5][6] is a North American species of perennial plants in the family Asteraceae.[7]

Quick Facts Ambrosia tomentosa, Conservation status ...

Skeletonleaf bur ragweed is native to the west-central part of the United States, primarily the western Great Plains, the Colorado Plateau, and eastern Great Basin.[8][9] It is often found growing alongside roads and in the sandy parts of plains.[10]

It is considered a noxious weed in several states.[6][11][12] It is also considered a severe allergen.[13]

Description

Ambrosia tomentos grows up to 3 feet (91 cm) tall. The deeply lobed hairy leaves grow to 5 inches (12.7 cm) and have toothed margins. Flowers are small and yellow and produce spined 2-seeded burrs. In addition to seeds it can also reproduce via its widely spreading roots.[14][7]

References

  1. [1]
    "NatureServe Explorer".
  2. [2]
    The Plant List Ambrosia tomentosa Nutt.
  3. [3]
    Eastern Colorado Wildflowers, Ambrosia tomentosa (Skeletonleaf Burr Ragweed or Skeletonleaf Bursage)
  4. [4]
    Center for Invasive Species and Ecosystem Health, skeletonleaf bursage Ambrosia tomentosa Nutt.
  5. [5]
    "Oregon State University, StreamWebs, Skeletonleaf bursage (Ambrosia tomentosa)". Archived from the original on 2016-03-04. Retrieved 2015-05-17.
  6. [6]
    "Ambrosia tomentosa". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture. Retrieved 2010-03-25.
  7. [7]
    Flora of North America Vol. 21 Page 17 Ambrosia tomentosa Nuttall, Gen. N. Amer. Pl. 2: 186. 1818.
  8. [8]
    United States Department of Agriculture plants profile accessed 2.14.2013
  9. [9]
    Biota of North America Program 2014 county distribution map
  10. [10]
    "Ambrosia tomentosa - Colorado Wildflowers". www.easterncoloradowildflowers.com. Retrieved 2021-04-23.
  11. [11]
    University of Wyoming, Department of Ecosystem Science & Management, Skeletonleaf Bursage, Ambrosia tomentosa
  12. [12]
    "Washington State Noxious Weed Control Board, skeleton-leaf bursage, Ambrosia tomentosa". Archived from the original on 2015-03-16. Retrieved 2015-05-17.
  13. [13]
    "Skeleton-Leaf Burr-Ragweed (Ambrosia tomentosa) Species Details and Allergy Info". www.pollenlibrary.com. Retrieved 2021-04-23.
  14. [14]
    Idaho's Noxious Weeds – Skeletonleaf Bursage Retrieved 2010-03-25.

Media related to Ambrosia tomentosa at Wikimedia Commons


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