00784cam a22002171 4500 agr06000921 DLC 20260227110924.0 801111s1903 dcu 000 0 eng agr06000921 (OCoLC)6924298 DLC NmU OCoLC DLC premarc QK1 .U5 v. 8, pt. 3 Maxon, William R. William Ralph), 1877-1948. A study of certain Mexican and Guatemalan species of Polypodium. By William R. Maxon. Washington, Govt. print. off., 1903. v, 271-280 p. LXI-LXII pl. 23 cm. Smithsonian institution. United States national museum. Contributions from the United States national herbarium. vol. VIII, pt. 3 Polypodium. 7301 7301