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Cirsium diffusum
Petr.
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External links to taxonomic opinions:
WFO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:1001002-2
Family as entered in IPNI
Asteraceae
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Nomenclatural link
Cnicus rothrockii
var.
diffusus
Eastw.,
Proc. Calif. Acad. Sci. ser. 2, 6: 303 (1896).
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