Data Views Total Uses: 42 CSV Excel PDF Previous123 Show all rows. Paginate rows. Click on column headings to sort table by that column Use Country/Region All countries ... Belgium China Elsewhere Germany Nepal Spain Turkey UK US US(OR) USSR Reference Vermifuge Elsewhere Vermifuge US Krochmal, Arnold and Connie. 1973. A guide to the medicinal plants of the United States. Quadrangle/The N.Y. Times Book Co.