Bryophytes from Glaziou's Historical Collections: Revisiting the Flora of Rio de Janeiro and Implications for Conservation

Auguste Glaziou went to Brazil in 1858 at the invitation of Emperor D. Pedro II where he worked as director Imperial House Parks and Gardens city Rio de Janeiro until 1897. He is considered one greatest plant collectors collected numerous bryophytes. The bryoflora state richest country, but also includes highest number threatened species. coverage Atlantic Forest suffered a great reduction loss biodiversity. objectives this work are analyze species registered by Glaziou, assess what percentage was sampled that time, re-collect evaluate conservation status Our results show 86% have been Janeiro. 4% percent last 60 years, 10% has not found 100 years two remain only known from original collection (= type). fieldwork recorded 35% their sites. Eighteen taxa Janeiro, including 16 critically (CR), (EN), three little concern (LC) insufficient data (DD).