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Dendrochronological Picture Database

1,400 slides covering most topics relevant to dendrochronology show general and species-specific macroscopic and microscopic reactions to environment conditions.

Glossary of Dendrochronology

This online glossary is adapted from the Multilingual Glossary of Dendrochronology (1995) and contains the definition and translation of 351 terms in 7 languages.


The Bibliography of Dendrochronology is a free searchable archive of printed documents relevant to tree-ring research worldwide.

Xylem Database

The Xylem database is an atlas of microscopic stem structures of herbs, dwarf shrubs, shrubs and trees in transversal, tangential and radial sections.  

Microscopic Wood Anatomy of Central European species

Identify your species with online high resolution cross- and length sections from trunks and twigs. All free of charge.


ROXAS is a specialized image analysis tool for quantifying xylem anatomy in circular and linear samples of angiosperms and conifers.

Verantwortliche Person: Georg von Arx


Die Entwicklung neuer Mikrotome ist entscheidend für die Vorbereitung größerer Proben und für die Zeitreihenanalyse in der Holzanatomie. Bis vor kurzem wurden im Holzanatomielabor der WSL mehrere Mikrotome entwickelt.

Diese Seite existiert nur in Englisch.

Verantwortliche Person: Holger Gärtner