]> Forest Service, USDA Research: Cyperaceae, especially Carex, and Plantaginaceae (only Plantago and Callitriche) in southeastern U.S., especially Arkansas; Asteraceae, mainly Sonchus of North America north of Mexico [collector note: Col. 1974, 1987- present. MICH, SFRP, UARK] Botany Hyatt, Philip Edward Hyatt, Philip Edward P. E. Hyatt Philip Edward Hyatt 1952