Monograph of die North American Umbelliferae Monograph of die North American Umbelliferaev. 7No. 11–256Rose, Joseph Nelson and Coulter, John M. 1900. "Monograph of die North American Umbelliferae." Contributions from the United States National Herbarium, 7, (1) 1–256.More...ID: 125730Type: articleKeywords: USNM; NMNH
