Book ReviewsScientific Books STUDIES ON PTERIDOPHYTES See allHide authors and affiliations Science 02 Dec 1938:Vol. 88, Issue 2292, pp. 529DOI: 10.1126/science.88.2292.529-b Edgar T. WherryFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.
Science Vol 88, Issue 229202 December 1938 Table of Contents Print Table of Contents Back Matter (PDF) Front Matter (PDF)