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Hooker's Balsam-root is a perennial with a leafless flowering stem 10-40 cm tall, arising from a carrot-like taproot. The basal leaves are 10-40 cm long and pinnately-divided into narrow segments. Foliage is pubescent with coarse, firm hairs. The solitary flower heads resemble those of a sunflower. The narrow involucral bracts are long-hairy, at least on margins. The 10-16 yellow rays are 1...