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whiteray leastdaisy

Scientific Name: Chaetopappa bellidifolia

Family: Asteraceae

Category: Dicot

Growth: Forb/herb

Duration: Annual

Other Names:

       

Chaetopappa bellidifolia and Other Daisies

This page explores several plants commonly referred to as "daisies," focusing on their characteristics, distribution, and ecological roles. While the name "daisy" is widely used, it encompasses a diverse group of plants with varying properties.

Considerations for Pets and Children

  • Several daisies mentioned in the text, such as Shasta daisies (Leucanthemum x superbum) and Oxeye daisies (Chrysanthemum leucanthemum), are commonly found in gardens and naturalized areas.
  • The text mentions the presence of seeds that can remain viable in soil.
  • The flower heads of daisies consist of both ray and disk florets. The text mentions that some daisies have white ray florets which may be tinged with red on the underside, and yellow disk florets.

Scientific Name and Common Names

  • Scientific Name: Chaetopappa bellidifolia
  • Common Names: Whiteray Least Daisy, Guadalupe Least Daisy, Guadalupe Lazy Daisy, Dwarf White Aster
  • Other daisies mentioned: Shasta Daisy (Leucanthemum x superbum), Oxeye Daisy (Chrysanthemum leucanthemum), Arkansas Least Daisy (Chaetopappa asteroides)

Taxonomy and Nomenclature

  • Genus: Chaetopappa DC.
  • Species: Chaetopappa bellidifolia (A. Gray &amp Engelm.) Shinners
  • Synonyms: Chaetopappa bellidifolia is sometimes confused with or referred to as other members of the daisy family.

Distribution and Habitat

  • Chaetopappa bellidifolia is found in the United States, specifically at altitudes less than 620 meters (2,034 ft).

Ecological Role

  • Oxeye Daisy (Chrysanthemum leucanthemum) is described as an introduced and naturalized invasive perennial forb in some regions. It's "regulated" in at least 11 states in the western and mid-west USA.
  • Monitoring is needed for at least 10 years after flowering.

Morphological Characteristics

  • Chaetopappa bellidifolia has flower heads composed of white ray florets and yellow disk florets.
  • The flowers of some daisies can be 1 to 3 inches in diameter, with 15 to 30 white ray flowers.
  • Leaves can be straplike in shape with smooth edges, less than a quarter inch wide and up to.
  • Blackfoot daisies have 8-10 outer white ray flowers on each head.