Hymenopappus radiatus

Hymenopappus radiatus, the ray hymenopappus,[2] is a North American species of flowering plant in the daisy family.

Hymenopappus radiatus
Scientific classification
Kingdom:
Plantae
(unranked):
Angiosperms
(unranked):
Eudicots
(unranked):
Asterids
Order:
Asterales
Family:
Asteraceae
Genus:
Hymenopappus
Species:
H. radiatus
Binomial name
Hymenopappus radiatus
Rose 1891
Synonyms[1]
  • Hymenopappus radiata Rose

It is endemic to the state of Arizona, in the southwestern United States.[3]

Description

Hymenopappus radiatus is a perennial herb up to 45 cm (18 in) tall. One plant produces 6-8 flower heads per stem, each head 8 white ray flowers surrounding 30–50 yellow disc flowers.[4][5]

References
  1. Tropicos, Hymenopappus radiatus Rose
  2. "Hymenopappus radiatus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 3 August 2015.
  3. Biota of North America Program 2014 county distribution map
  4. Flora of North America, Hymenopappus radiatus Rose, 1891.
  5. Rose, Joseph Nelson. 1891. Contributions from the United States National Herbarium 1(4): 122


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