Pteridophyta / by E.A.C.L.E. Schelpe and Nicola C. Anthony ; edited by O.A. Leistner ; editorial committee, B. de Winter, D.J.B. Killick and O.A. Leistner.
Publisher:
Botanical Research InstituteDept. of Agriculture and Water Supply,
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.