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| Kingdom Plantae |
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Cirsium arizonicum var. tenuisectum D.J. Keil – accepted – desert mountains thistle
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Cirsium eatonii var. viperinum D.J. Keil – accepted – Snake Range thistle
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Cirsium edule var. wenatchense D.J. Keil – accepted – Wenatchee thistle
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Cirsium occidentale var. lucianum D.J. Keil – accepted – Cuesta Ridge thistle
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Cirsium scariosum var. robustum D.J. Keil – accepted – Shasta Valley thistle
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Cirsium scariosum var. toiyabense D.J. Keil – accepted – Toiyabe thistle |
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