•
Nolanaceae, Solanaceae, Scrophulariaceae in . •
Grundzüge der geographisch-morphologischen Methode der Pflanzensystematik, 1898 - Basics of geographical-morphological methods of
plant systematics. •
Botanik Und Zoologie In Österreich in den Jahren 1850 Bis 1900, 1901 - Botany and
zoology in Austria in the years 1850 to 1900. •
Der Neo-Lamarckismus und seine Beziehungen zum Darwinismus, 1903 -
Neo-Lamarckism and its relationship to
Darwinism. • • 1st ed. 1901–1908 Vol. I 1901, Vol. II 1908 Deuticke, Vienna • 2nd ed. 1910–1911 • 3rd ed. 1923–1924 • 4th ed. 1933–1935 == See also ==