1. Royal Botanic Gardens, Kew Richmond United Kingdom
2. Department of Life Sciences and Systems Biology Università di Torino Torino Italy
3. Floristic Research Center of the Apennine (University of Camerino – Gran Sasso and Laga Mountains National Park) Barisciano (L'Aquila) Italy
4. Abruzzo, Lazio and Molise National Park viale Santa Lucia Pescasseroli (AQ) Italy
5. Centro Studi Naturalistici Bresciani, Museo di Scienze Naturali Brescia (BS) Italy
6. Maiella National Park – Office for Plant Biodiversity Monitoring and Conservation Sulmona (AQ) Italy
7. Ciencias Ambientales y Recursos Naturales University of Alicante Alicante Spain
8. Tuscia Germplasm Bank, Tuscia University, largo dell'Università blocco C Viterbo Italy
9. Fondazione Museo Civico di Rovereto Rovereto (TN) Italy
10. School of Plant Biology, University of Western Australia Crawley Western Australia Australia