Search Results       Your search for [author]International Botanical Congress, 11th ed., Sept., 1969 returned 1 record.           International Code of Botanical Nomenclature. by International Botanical Congress, 11th ed., Sept., 1969; Utrecht, Netherlands: A.Oosthoek's Uitgeversmaatschappij N.V., 1972. Subject: Botany -- Classification; Botany -- Congresses.          Add to Book Cart Relevance: 51.19%