Search Results       Your search for [subject]Generations, Alternating returned 1 record.           The origin of a land flora : a theory based upon the facts of alternation. by Bower, F. O. (Frederick Orpen), 1855-1948; London: Macmillan, 1908. Subject: Generations, Alternating; Plants -- Evolution; Plants -- Phylogeny.          Add to Book Cart Relevance: 16.39%