Vergleichende Untersuchungen über die morphologischen Verhältnisse der Araceae. I. Theil. Natürliches System der Araceae. Translation by Simon Mayo.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith