Hazardia vernicosa is a Mexican species of shrub in the family Asteraceae. It has been found only in the state of Baja California in northwestern Mexico, specifically near El Rosario.[3] It has not been found in the United States although one of the Mexican populations is less than 10 km (6+14 miles) south of the international border.[4]

Hazardia vernicosa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Hazardia
Species:
H. vernicosa
Binomial name
Hazardia vernicosa
Synonyms[1][2]
  • Haplopappus vernicosus Brandegee 1889
  • Aplopappus vernicosus Brandegee 1889

Hazardia vernicosa is a branching subshrub up to 45 cm (18 in) tall with several stems arising from a woody underground caudex. The plant produces numerous flower heads each head with 3-5 yellow disc flowers plus 3-5 ray flowers.[5]

References

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  1. ^ The Plant List, Hazardia vernicosa (Brandegee) W.D.Clark
  2. ^ Tropicos, Haplopappus vernicosus Brandegee
  3. ^ Standley, Paul Carpenter (1926). Trees and Shrubs of Mexico: Bignoniaceae-Asteraceae. U.S. Government Printing Office. p. 1491.
  4. ^ SEINet, Southwestern Biodiversity, Arizona chapter photos of herbarium specimens, description, distribution map
  5. ^ Brandegee, Townshend Stith. 1889. Proceedings of the California Academy of Sciences, Series 2, 2: 168-169 as Aplopappus vernicosus
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