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Cirsium undulatum var. undulatum
(redirected from:
Cirsium undulatum var. megacephalum
(Gray) Fern.)
Family:
Asteraceae
wavyleaf thistle
[
Carduus helleri
Small,
more
Carduus undulatus
Nutt.,
Cirsium helleri
(Small) Cory,
Cirsium megacephalum
(Gray) Cockerell,
Cirsium ochrocentrum var. helleri
(Small) Petrak,
Cirsium undulatum var. megacephalum
(Gray) Fern.,
Cnicus undulatus var. megacephalus
Gray
]
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