Ericameria paniculata

Ericameria paniculata

Secure  (NatureServe)
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Asterales
Family: Asteraceae
Genus: Ericameria
Species: E. paniculata
Binomial name
Ericameria paniculata
(A.Gray) Rydb.
Synonyms[1]
  • Aster asae Kuntze
  • Bigelowia paniculata A.Gray
  • Bigelovia paniculata A.Gray[2][3]
  • Chrysoma paniculata (A.Gray) Greene
  • Chrysothamnus paniculatus (A.Gray) H.M.Hall

Ericameria paniculata (formerly Chrysothamnus paniculatus)[4] is a southwestern United States desert perennial shrub in the (sunflower family.

Ericameria paniculata is known by the common names black-banded rabbitbrush, desert rabbitbrush, Mojave rabbitbrush,[5] catclaw rabbitbrush, sticky rabbitbrush, and punctate rabbitbrush.[6][7] The stems often have black, gummy bands.[7]

Range and habitat

Ericameria paniculata is native to the deserts of the southwestern United States (Arizona, Nevada, southern California, southwestern Utah. It is particular common in the Mojave Desert.[8][9][10]

Ericameria paniculata is found in a great variety of habitats, including disturbed areas such as roadsides. It tolerates poor soils. It may be found alongside creosote, Joshua tree, baccharis, white burrobush, desert saltbush, and catclaw acacia.[8][6]

Growth pattern

Ericameria paniculata is a branching shrub reaching up to 2 meters (80 inches) tall. The spreading or erect stems are glandular and resinous and are often banded or splotched with black from a fungus.[6]

Stems and leaves

The glandular leaves are filiform (thread-shaped or narrowly oblanceolate) up to 3.5 centimeters (1.4 inches) in length.[6]

Flowers and fruit

The inflorescence is an array of small, yellow flower heads, each of which contains 5 to 8 disc florets but no ray florets. The fruit is up to a centimeter (0.4 inches) long including its long pappus. They are wind-dispersed.[8][6][11]

It flowers from June to December.[7]

Wikimedia Commons has media related to Ericameria paniculata.

References

  1. The Plant List, Ericameria paniculata (A.Gray) A.Gray ex Rydb.
  2. Tropicos, Bigelowia paniculata A. Gray
  3. Gray, Asa. 1873. Bigelovia. Proceedings of the American Academy of Arts and Sciences 8:638- 646 descriptions in Latin, commentary in English
  4. Mojave Desert Wildflowers,Pam MacKay, 2nd Ed. 2013, p. 314
  5. "Ericameria paniculata". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 18 May 2015.
  6. 1 2 3 4 5 Ericameria paniculata, Mojave or punctate rabbitbrush Flora of North America.
  7. 1 2 3 Mojave Desert Wildflowers, Pam MacKay, 2nd Ed. 2013, p. 199
  8. 1 2 3 Tesky, Julie L. 1993. Chrysothamnus paniculatus. In: Fire Effects Information System, [Online]. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.
  9. Biota of North America Program 2014 county distribution map
  10. Calflora taxon report, University of California, Ericameria paniculata (A. Gray) Rydb., Mojave rabbitbrush
  11. Chrysothamnus paniculatus. Jepson Manual Treatment.
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