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Publication: U. S. Fish and Wildlife Service. 1997. Endangered and Threatened Wildlife and Plants; Determination of Endangered Status for Two Tidal Marsh Plants ? Cirsium hydrophilum var. hydrophilum (Suisun Thistle) and Cordylanthus mollis ssp. mollis (Soft Bird's-Beak) From the San Francisco Bay Area... Federal Register, vol. 62, no. 224. 61916-61925.

ITIS records citing this publication
 Kingdom Plantae
  Cirsium hydrophilum var. hydrophilum (Greene) Jeps. -- accepted -- Suisun thistle

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