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Specimen data from the Consortium of California Herbaria
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Cirsium undulatum
Cirsium undulatum
(Nutt.) Spreng.
Family:
Asteraceae
[
Carduus undulatus
Nutt.,
more
Cirsium megacephalum
(A. Gray) Cockerell ex Daniels,
Cirsium undulatum var. undulatum
,
Cnicus undulatus
(Nutt.) A. Gray
]
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Raymond J. Gill
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