Cirsium quercetorum

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: Carduoideae
Tribus: Cardueae
Subtribus: Carduinae
Genus: Cirsium
Species: Cirsium quercetorum

Cirsium pyrenaicum (A.Gray) Jeps., Fl. W. Calif.: 507 (1901).

Basionym
- Cnicus quercetorum A.Gray, Proc. Amer. Acad. Arts 10: 40 (1874).
Homotypic
- Carduus quercetorum (A.Gray) Greene, Proc. Acad. Nat. Sci. Philadelphia 44: 362 (1892 publ. 1893).
Heterotypic
- Cirsium quercetorum var. campylolepis Petr., Beih. Bot. Centralbl. 35(2): 362 (1917).
- Cirsium quercetorum var. mendocinum Petr., Beih. Bot. Centralbl. 35(2): 364 (1917).
- Cirsium quercetorum var. walkerianum (Petr.) Jeps., Man. Fl. Pl. Calif.: 1164 (1925).
- Cirsium quercetorum var. xerolepis Petr., Beih. Bot. Centralbl. 35(2): 363 (1917).
- Cirsium walkerianum Petr., Beih. Bot. Centralbl. 35(2): 405 (1917).

Native distribution areas:
Northern America Southwestern U.S.A. California. References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

Jepson, W.L. 1901. A Flora of Western Middle California. iv + 625 pp., Encina Publishing Company, Berkeley. BHL Reference page. : 507

Keilin, D. 2006. Cirsium. Pp. 95–163 in Flora of North America Editorial Committee (ed.), Flora of North America North of Mexico. Volume 19-20-21: Asteraceae. Oxford University Press, New York / Oxford. ISBN 978-0-19-531822-7. efloras Reference page.

Govaerts, R. et al. 2024. Cirsium quercetorum in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2024 June 24. Reference page.
International Plant Names Index. 2024. Cirsium quercetorum. Published online. Accessed: June 24 2024.
Hassler, M. 2024. World Plants. Synonymic Checklist and Distribution of the World Flora. . Cirsium quercetorum. Accessed: 24 June 2024.
Hassler, M. 2024. Cirsium quercetorum. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2024. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2024 June 24. Reference page.

English: Brownie thistle, Alameda Co. thistle