Symphyotrichum greatae

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Symphyotrichum greatae
Symphyotrichum greatae herbarium specimen US 01699531.jpg

Imperiled (NatureServe)[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Genus: Symphyotrichum
Subgenus: Symphyotrichum subg. Symphyotrichum
Section: Symphyotrichum sect. Occidentales
Species:
S. greatae
Binomial name
Symphyotrichum greatae
Symphyotrichum greatae range map
South slopes of the San Gabriel Mountains of California[3]
Synonyms[2]

Aster greatae Parish

Symphyotrichum greatae (formerly Aster greatae) is a species of flowering plant in the family Asteraceae endemic to California and known by the common name Greata's aster.[4]

Description[]

Symphyotrichum greatae is a colonizing perennial herb growing from a long rhizome. It produces upright to erect stems usually 50 to 120 centimeters (1+3⁄4 to 4 feet) tall. The leaves are mostly oval in shape and pointed, the ones at the base up to 15 centimeters (6 inches) long. The leaves and parts of the stems are hairy.[3]

The inflorescence is an open array of flower heads amidst leaflike bracts. The flower head contains many pale violet to nearly white ray florets and a center of yellow disc florets. The fruit is a hairy cypsela.[3]

Distribution and habitat[]

Symphyotrichum greatae is endemic to the San Gabriel Mountains of Southern California, where it grows in damp areas in the canyons of the southern slopes above the Los Angeles Basin.[3]

Citations[]

  1. ^ NatureServe 2021.
  2. ^ Jump up to: a b POWO 2019.
  3. ^ Jump up to: a b c d Allen 2012.
  4. ^ USDA, NRCS 2015.

References[]

  • (2012). "Symphyotrichum greatae". In Jepson Flora Project (ed.). Jepson eFlora. The Jepson Herbarium, University of California, Berkeley. Retrieved 4 July 2021.
  • NatureServe (2 July 2021). "Symphyotrichum greatae Greata's Aster". NatureServe Explorer (explorer.natureserve.org). Arlington, Virginia: NatureServe. Retrieved 4 July 2021.
  • POWO (2019). "Symphyotrichum greatae (Parish) G.L.Nesom". Plants of the World Online (www.plantsoftheworldonline.org). Royal Botanic Gardens, Kew. Retrieved 4 July 2021.
  • USDA, NRCS (2015). "Symphyotrichum greatae". USDA PLANTS Database (plants.usda.gov). Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 6 December 2015.

External links[]



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