Genus Psilactis A. Gray

Possible synonym of Machaeranthera Nees


Summary
Genus number:
16155
Last updated:
20 November 2019
Family:
Asteraceae (alt. Compositae)
Subfamily:
Asteroideae
Tribe:
Astereae
Accession count:

0 (0  active, 0  available) in National Plant Germplasm System
Comments:
all accepted species are in GRIN


Synonyms

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References:
  1. Hartman, R. L. 1990. A conspectus of Machaeranthera (Asteraceae: Astereae). Phytologia 68:452.
  2. Morgan, D. R. 1991. A reassessment of the systematics of Machaeranthera section Psilactis (Asteraceae: Astereae). Amer. J. Bot. 78(6):204. Note: = Aster?
  3. Morgan, D. R. 1993. A molecular systematic study and taxonomic revision of Psilactis (Asteraceae: Astereae). Syst. Bot. 18:290-308. www.aspt.net/systematic-botany
  4. Nesom, G. L. 1994. Review of the taxonomy of Aster sensu lato (Asteraceae: Astereae), emphasizing the New World species. Phytologia 77:141-297. Note: accepts
  5. Nesom, G. L. 1995. Key to the American genera of the Asterinae (Asteraceae). Phytologia 79:281-285. Note: accepts
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomygenus?id=16155. Accessed 23 June 2026.