. Sensitive plant surveys in the Big Belt and Elkhorn Mountains, Forest Service, Region 1, Helena National Forest, Montana . Rare plants; Rare plants; Rare plants; Botany; Botany; Botany. SPECIES OF CONCERN Cirsium longistylum. Figure 6. Cirsium longistylum close up #023 of 15 July 1992 Note dilated outer floral bracts with lacerate margins, cobwebby leaf hairs, long white corollas 22. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble t


. Sensitive plant surveys in the Big Belt and Elkhorn Mountains, Forest Service, Region 1, Helena National Forest, Montana . Rare plants; Rare plants; Rare plants; Botany; Botany; Botany. SPECIES OF CONCERN Cirsium longistylum. Figure 6. Cirsium longistylum close up #023 of 15 July 1992 Note dilated outer floral bracts with lacerate margins, cobwebby leaf hairs, long white corollas 22. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Poole, Jackie M; Heidel, Bonnie L; Helena National Forest (Mont. ); Montana Natural Heritage Program. Helena, Mont. : Montana Natural Heritage Program


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