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Often found in clusters of plants with several stems rising from a rhizome. Perennial, 20-50 cm tall. stems mostly hairless but a little hairy under the flower heads. Leaves thin, smooth,and shiny green, lower leaves with egg-shaped blades abruptly contracted to a petiole, upper leaves strongly clasp the stem at their bases. There is one flower head per stem which has loose, glandular involucra...