Agoseris_grandiflora

<i>Agoseris grandiflora</i>

Agoseris grandiflora

Species of flowering plant

Agoseris grandiflora is a North American species of flowering plant in the family Asteraceae known by the common names California dandelion, bigflower agoseris, and grassland agoseris.[2]

Quick Facts Agoseris grandiflora, Scientific classification ...

The plant is native to western North America from British Columbia to California to Utah, where it grows in many habitat types.[3][4]

Description

Agoseris grandiflora is a perennial herb producing a basal patch of leaves of various shapes reaching maximum lengths of 50 centimeters. There is usually no stem, but there is sometimes a rudimentary one.[2]

The upright part of the plant is actually the peduncle of the inflorescence, which can approach a meter in height. It is coated in soft white hairs.[2]

The flower head at the top is up to 4 centimeters wide and lined with reddish or purplish green phyllaries with curling tips. The head is ligulate, containing many yellow ray florets but no disc florets.[2]

The fruit is an achene which may be nearly 3 centimeters long, including a long beak and long white pappus.[2] It grows in meadows and forest openings.[5]

Varieties

  • Agoseris grandiflora var. grandiflora
  • Agoseris grandiflora var. leptophylla

References

  1. [1]
    The Plant List Agoseris grandiflora (Nutt.) Greene
  2. [2]
    "Agoseris grandiflora in Flora of North America @ efloras.org". www.efloras.org.
  3. [3]
    Biota of North America Program 2014 county distribution map
  4. [4]
    "Agoseris grandiflora Calflora". www.calflora.org.
  5. [5]
    "Burke Herbarium Image Collection". biology.burke.washington.edu. Retrieved 2022-05-31.
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