Psilactis

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Genus of flowering plants in the family Asteraceae

title: "Psilactis" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["astereae", "asteraceae-genera", "taxa-named-by-asa-gray"] description: "Genus of flowering plants in the family Asteraceae" topic_path: "general/astereae" source: "https://en.wikipedia.org/wiki/Psilactis" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0

::summary Genus of flowering plants in the family Asteraceae ::

| image = Psilactis asteroides - Flickr - aspidoscelis (1).jpg | image_caption = Psilactis asteroides, Otero County, New Mexico | display_parents = 3 | taxon = Psilactis | authority = A.Gray | synonyms_ref = | synonyms =

Psilactis is a genus of North American and South American plants in the tribe Astereae within the family Asteraceae which are known by the common name tansyaster. There are six species within the genus.

Taxonomy

The genus contains six species: Psilactis asteroides, Psilactis brevilingulata, Psilactis gentryi, Psilactis heterocarpa, Psilactis odysseus, and Psilactis tenuis. Formerly included in the genus were Psilactis coulteri and Psilactis crispa which are now placed in genus Leucosyris as L. coulteri and L. crispa, respectively. Additionally, Psilactis lepta has been determined to be a taxonymic synonym of Psilactis asteroides. | title = Accepted species of Psilactis | height = 120 | width = 120 | align = center | perrow = 3 | Psilactis asteroides 100777861 (cropped).jpg | | Psilactis brevilingulata 36117848 (cropped).jpg | | Psilactis gentryi 213526558 (cropped).jpg | | Psilactis heterocarpa 11428605 (cropped) (cropped).jpg |

Distribution

Five species within the genus have native distribution in Mexico. Psilactis heterocarpa is restricted to Texas in the United States with no Mexican distribution. P. odysseus is restricted to the Mexican states Nuevo León and Tamaulipas, and the other four species, P. asteroides, P. brevilingulata, P. gentryi, and P. tenuis have distributions in both Mexico and the United States. P. brevilingulata has an additional presence in Colombia and Peru.

Citations

References

  • {{Cite eFloras | 1 | 127321 | Psilactis | volume = 20 | last1 = Morgan | first1 = D.R. | date = 2006 | access-date = 22 September 2021
  • {{Cite web | last1 = Hassler | first1 = M. | date = 2021 | title = Psilactis A. Gray | url = https://www.catalogueoflife.org/data/taxon/746T | others = Synonymic Checklists of the Vascular Plants of the World. In O. Bánki, Y. Roskov, L. Vandepitte, R. E. DeWalt, D. Remsen, P. Schalk, T. Orrell, M. Keping, J. Miller, R. Aalbu, R. Adlard, E. Adriaenssens, C. Aedo, E. Aescht, N. Akkari, M. A. Alonso-Zarazaga, B. Alvarez, F. Alvarez, G. Anderson, et al., Catalogue of Life Checklist (Version 2021-08-06). | publisher = Catalogue of Life | doi = 10.48580/d4sd-3dd | doi-access = free | access-date = 22 September 2021
  • {{Cite web | author1 = POWO | author-link1 = Plants of the World Online | date = 2021 | title = Psilactis A.Gray | url = http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:329886-2 | website = Plants of the World Online (powo.science.kew.org) | publisher = Royal Botanic Gardens, Kew | access-date = 22 September 2021
  • {{Cite PLANTS|ref =
    | date = 2014 | id = PSILA2 | taxon = Psilactis | access-date = 22 September 2021

References

  1. Lectotype designated by Pfeiffer, L.K.G. 1874. ''Nomenclator Botanicus'' '''2'''(2): 857.
  2. [http://www.tropicos.org/Name/40018794 Tropicos, ''Psilactis'' A. Gray ]

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astereaeasteraceae-generataxa-named-by-asa-gray