Symphyotrichum defoliatum

Symphyotrichum defoliatum (formerly Aster bernardinus) is a species of aster known by the common name San Bernardino aster.[2]

Symphyotrichum defoliatum

Imperiled  (NatureServe)
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Symphyotrichum
Species:
S. defoliatum
Binomial name
Symphyotrichum defoliatum
Synonyms[1]
  • Aster bernardinus H.M.Hall
  • Aster chilensis var. bernardinus (H.M.Hall) Cronquist
  • Aster defoliatus Parish
  • Aster deserticola J.F.Macbr.
  • Aster menziesii var. bernardinus (H.M.Hall) Jeps.
  • Virgulaster bernardinus (H.M.Hall) Semple

Distribution

It is endemic to Southern California, where it is known only from the San Bernardino and San Gabriel Mountains of the Transverse Ranges, and part of the Peninsular Ranges to the south. It grows in grassland and meadow habitat and in disturbed areas.

Description

This is a perennial herb growing from a long rhizome to a maximum height near one meter. Leaves are widely lance-shaped to oblong and pointed, the largest ones near the base of the stem reaching up to 12 centimeters long. The stem and leaves are roughly hairy.

The inflorescence is an array of flower heads with many narrow white to light violet ray florets around a center of golden disc florets. The fruit is a hairy achene with a long pappus.

References
  1. POWO (2019). "Symphyotrichum defoliatum". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 15 December 2020.
  2. "Symphyotrichum defoliatum". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 6 December 2015.


This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.