Cirsium eatonii, commonly known as Eaton's thistle or mountaintop thistle, is a North American species of flowering plants in the family Asteraceae.[2][3]
Cirsium eatonii is highly variable. It is an erect herb up to 150 cm (60 inches or 5 feet) tall in some populations. The entire foliage is more or less spiny. One plant produces several flower heads with pink to purple or yellow flowers. The species grows at high elevations in grasslands, sagebrush steppes, open savannahs, etc.[3]
cirsium, eatonii, commonly, known, eaton, thistle, mountaintop, thistle, north, american, species, flowering, plants, family, asteraceae, clokeyiin, southern, nevada, conservation, status, secure, natureserve, scientific, classification, kingdom, plantae, clad. Cirsium eatonii commonly known as Eaton s thistle or mountaintop thistle is a North American species of flowering plants in the family Asteraceae 2 3 Cirsium eatonii Cirsium eatonii var clokeyiin Southern Nevada Conservation status Secure NatureServe Scientific classification Kingdom Plantae Clade Tracheophytes Clade Angiosperms Clade Eudicots Clade Asterids Order Asterales Family Asteraceae Genus Cirsium Species C eatonii Binomial name Cirsium eatonii A Gray B L Rob Synonyms 1 Synonymy Carduus leiocarpus A HellerCarduus leiocephalus D C Eaton A HellerCirsium eatonii var harrisonii S L WelshCirsium eriocephalum var leiocephalum D C EatonCnicus eatonii A GrayCarduus hookerianus var eriocephalus A Gray A Nelson syn of var eriocephalumCarduus scopulorum Greene syn of var eriocephalumCirsium eriocephalum A Gray 1864 not Wallr 1840 syn of var eriocephalumCirsium hookerianum var eriocephalum A Gray A Nelson syn of var eriocephalumCirsium scopulorum Greene Cockerell syn of var eriocephalumCirsium scopulorum Greene Cockerell ex Daniels syn of var eriocephalumCnicus eriocephalus A Gray syn of var eriocephalumCarduus hesperius A Heller syn of var hesperiumCarduus hookerianus var hesperius Eastw A Nelson syn of var hesperiumCirsium hesperium Eastw Petr syn of var hesperiumCnicus hesperius Eastw syn of var hesperiumCarduus polyphyllus Rydb syn of var murdockiiCarduus tweedyi Rydb syn of var murdockiiCirsium murdockii S L Welsh Cronquist syn of var murdockiiCirsium polyphyllum Rydb Petr syn of var murdockiiCirsium tweedyi Rydb Petr syn of var murdockiiCirsium peckii L F Hend syn of var peckii The species has been found in Idaho Montana New Mexico Wyoming Nevada Utah and Colorado 4 Description editCirsium eatonii is highly variable It is an erect herb up to 150 cm 60 inches or 5 feet tall in some populations The entire foliage is more or less spiny One plant produces several flower heads with pink to purple or yellow flowers The species grows at high elevations in grasslands sagebrush steppes open savannahs etc 3 Varieties 1 3 A number of varieties have been identified which include Cirsium eatonii var clokeyi Clokey thistle Spring Mountains thistle white spine thistle This variety is rare and uncommon Nevada 5 Cirsium eatonii var eatonii Nevada Utah Cirsium eatonii var eriocephalum alpine thistle mountain thistle Colorado New Mexico Utah Cirsium eatonii var hesperium tall mountain thistle Colorado Cirsium eatonii var murdockii northern mountain thistle Colorado Idaho Montana Nevada Utah Wyoming Cirsium eatonii var peckii ghost thistle Steens Mountain thistle Nevada Oregon Cirsium eatonii var viperinum Snake Range thistle Nevada nbsp Var eriocephalum in northern New Mexico References edit a b The Plant List Cirsium eatonii A Gray B L Rob Cirsium eatonii Germplasm Resources Information Network Agricultural Research Service United States Department of Agriculture Retrieved 11 March 2012 a b c Cirsium eatonii Flora of North America efloras org Retrieved 11 March 2012 Cirsium eatonii A Gray B L Rob USDA PLANTS database Retrieved 11 March 2012 NatureServe Explorer NatureServe Explorer Cirsium eatonii var clokeyi NatureServe 2022 Retrieved 22 May 2022 External links edit nbsp Media related to Cirsium eatonii at Wikimedia Commons nbsp Data related to Cirsium eatonii at Wikispecies Cirsium eatoni Plants for a Future Cirsium scopulorum Plants for a Future nbsp This Cardueae article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Cirsium eatonii amp oldid 1168438614, wikipedia, wiki, book, books, library,
