Essays in biohistory and other contributions
Subtitle: presented by friends and colleagues to Frans Verdoorn on the occasion of his 60th birthday.  Edited by P. Smit & R. J. Ch. V. ter Laage.
Contributors: Laage, R. J. Ch. V. ter.; Smit, P.; Verdoorn, Frans, 1906-; International Association for Plant Taxonomy.
Publisher: International Assn. for Plant Taxonomy
Published: 1970
Place of publication: Utrecht, Netherlands
Language: eng
Number of pages: 426
Notes: Text in English, French, or German.