TY - BOOK AU - Foster,Steven AU - Duke,James A. TI - Peterson field guide to medicinal plants and herbs of eastern and central North America T2 - Peterson field guides SN - 0547943989 PY - 2014/// CY - Boston PB - Houghton Mifflin Harcourt KW - Medicinal plants KW - East (U.S.) KW - Identification KW - Middle West KW - Canada, Eastern N1 - Includes bibliographical references (p. 422-425) and indexes ER -