Symphyotrichum patens

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Symphyotrichum patens
Symphyotrichum patens 101273126.jpg
In Polkton, North Carolina
Status TNC G5.svg
Secure  (NatureServe) [1]
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Tribe: Astereae
Subtribe: Symphyotrichinae
Genus: Symphyotrichum
Subgenus: Symphyotrichum subg. Virgulus
Section: Symphyotrichum sect. Patentes
Species:
S. patens
Binomial name
Symphyotrichum patens
Varieties
List
Distribution of Symphyotrichum patens.png
County-level distribution map of Symphyotrichum patens [4]
Synonyms [2]

Basionym

  • Aster patensAiton
Alphabetical list

Symphyotrichum patens, commonly known as late purple aster or spreading aster, is a perennial, herbaceous plant found in the eastern United States. [4] [5]

Contents

Description

Sympyotrichum patens is a perennial and herbaceous flowering plant usually between 10 and 100 centimeters (14 and 3+14 feet) tall. [5] It has a spreading growth form, and the leaves are ovate to oblong and clasp the pubescent stem. [5] [6] The flowers are relatively small, less than 3 centimeters (1+14 inches) in diameter, with light blue to violet ray florets and yellow disk florets. It flowers between August and October. [6]

Taxonomy

The title of a review of the Symphyotrichum patens complex begins with "Another review..." as a nod to the complexity of the topic. [3] The species was first formally described and named Aster patens by Swedish botanist Jonas Carlsson Dryander and published by Scottish botanist William Aiton in 1789. [7] It was transferred to the genus Symphyotrichum in 1995 by American botanist Guy L. Nesom. [8] It is closely related to Symphyotrichum georgianum and Symphyotrichum phlogifolium . [3]

Several varieties have been named, with the basionym as Symphyotrichum patens var. patens:

Distribution and habitat

A widely distributed species, S. patens ranges from southern Maine, south and west to eastern Texas. [4] Plants are typically found in sunny to mostly sunny sites, including open woodlands. [9]

Conservation

As of July 2021, NatureServe listed Symphyotrichum patens as Secure (G5) worldwide and Possibly Extirpated (SX) in Maine. [1]

Citations

  1. 1 2 NatureServe 2021.
  2. 1 2 3 4 5 6 POWO 2019.
  3. 1 2 3 4 Campbell & Seymour 2014.
  4. 1 2 3 USDA 2014.
  5. 1 2 3 Brouillet et al. 2006.
  6. 1 2 Missouri Botanical Garden n.d.
  7. IPNI 2020a.
  8. IPNI 2020b.
  9. NC State Extension n.d.

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References