Title Work Title No: 18741 Medium: Moving Image Date: 1962 (Release) Original Summary: "Uses a series of experiments to illustrate how ferns can be used to investigate basic life processes. Combines live photography and animated drawings to describe the evolution of vascular plants, to explain the adaptive advantages of vascular systems in land plants, and to show the life cycle of a fern." - Summary from Worldcat. Countries of Origin: U.S.A. Genres: Educational
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