Layia

Layia glandulosa

Taxonavigation

Taxonavigation: Asterales
Classification System: APG IV Superregnum: Eukaryota Regnum: Plantae Cladus: Angiosperms Cladus: Eudicots Cladus: Core eudicots Cladus: Asterids Cladus: Campanulids Ordo: Asterales

Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Madieae
Subtribus: Madiinae
Genus: Layia
Species: L. carnosa – L. chrysanthemoides – L. discoidea – L. erubescens – L. fremontii – L. gaillardioides – L. glandulosa – L. heterotricha – L. hieracioides – L. jonesii – L. leucopappa – L. munzii – L. pentachaeta – L. platyglossa – L. septentrionalis

Source(s) of checklist:
Govaerts, R. et al. 2023. Layia in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2023 June 18. Reference page.

Name

Layia Hook. & Arn. ex DC., Prodr. 7(1): 294 (1838), nom. cons.

• Type species: Layia gaillardioides (Hook. & Arn.) DC., Prodr. 7(1): 294. (1838) as Tridax ? galardioides = Tridax gaillardioides Hook. & Arn., Bot. Beechey Voy. pt. 4: 148 (1833) See Note regarding corrected specific epithet.

Synonyms

• Homotypic
  • Urostylis Meisn., Pl. Vasc. Gen.: 207 (1839).
• Heterotypic
  • Callichroa Fisch. & C.A.Mey., Index Seminum (LE, Petropolitanus) 2: 31 (1836).
    • Type species: Callichroa platyglossa Fisch. & C.A.Mey., Index Seminum (LE, Petropolitanus) 2: 31 (1836).
  • Eriopappus Arn. in J.Lindley, Intr. Nat. Syst. Bot., ed. 2: 443 (1836).
    • Type species: Eriopappus glandulosus (Hook.) Arn. in J.Lindley, Intr. Nat. Syst. Bot., ed. 2: 443 (1836).
  • Madaroglossa DC., Prodr. 5: 694 (1836).
    • Type species: non design.
  • Oxyura DC. ex Lindl., Edwards's Bot. Reg. 22: t. 1850 (1836).
    • Type species: Oxyura chrysanthemoides DC. ex Lindl., Edwards's Bot. Reg. 22: t. 1850 (1836).
    • Steiractis Raf., Fl. Tellur. 3: 5 (1837).
    • Tollatia Endl., Gen. Pl.: 428 (1838).
  • Calliglossa Hook. & Arn., Bot. Beechey Voy.: 356 (1839).
    • Type species: Calliglossa douglasii Hook. & Arn., Bot. Beechey Voy.: 356 (1839).
  • Calliachyris Torr. & A.Gray, Boston J. Nat. Hist. 5: 110 (1845).
    • Type species: Calliachyris fremontii Torr. & A.Gray, Boston J. Nat. Hist. 5: 110 (1845).

Homonyms

• Layia Hook. & Arn., Bot. Beechey Voy. 148, in nota. (1833); 357 (1839) nom. rej. vide Ormosia Jacks., Trans. Linn. Soc. London 10: 360. (1811) (Fabaceae)

Distribution

Native distribution areas:
Continental: Northern America Regional: Northwestern U.S.A. Idaho, Oregon, Washington. Regional: Southwestern U.S.A. Arizona, California, Utah. Regional: South-Central U.S.A. New Mexico. Regional: Mexico Mexico Northwest. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• De Candolle, A.P. 1839 ["1838"]. Prodromus systematis naturalis regni vegetabilis, sive enumeratio contracta ordinum, generum, specierumque plantarum huc usque cognitarum, juxta methodi naturalis normas digesta, Pars 7, Sistens Compositarum tribus ultimas et ordinis Mantissam. 801 pp. Treuttel et Würtz, Parisiis [Paris]. BHL Reference page. 

Links

• Govaerts, R. et al. 2023. Layia in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2023 Jan 24. Reference page. 
• Tropicos.org 2023. Layia. Missouri Botanical Garden. Published online. Accessed: 24 Jan 2023.
• International Plant Names Index. 2023. Layia. Published online. Accessed: 24 Jan 2023.
• Hassler, M. 2023. World Plants. Synonymic Checklist and Distribution of the World Flora. . Layia. Accessed: 24 Jan 2023.
• Farr, E.R. & Zijlstra, G. (eds.) 1996 onwards. Layia in Index Nominum Genericorum (Plantarum). Accessed: 2023 Jan 24.

Vernacular names

English: Tidy Tips
suomi: Tipsut

For more multimedia, look at Layia on Wikimedia Commons.