AYDN
- Name: Ankara Üniversitesi
- Herbarium Code: AYDN
- Current Status: Active
- Number of Specimens: Herbarium Department of Biology Faculty of Sciences & Arts Adnan Menderes University Aydin TR-09020 Turkey
- Taxonomic Coverage: 10120
- Geography: West Anatolia bryophyte flora; southeastern and eastern Anatolia high mountain flora
- Date Founded: Anatolia