About: http://webisa.webdatacommons.org/143211797

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In 2004, he retired early to work on it full time.His collection -- an impressive amount of which you can check out online -- includes plants both rare and common from every continent except Antarctica.
http://www.w3.org/ns/prov#wasQuotedFrom	huffingtonpost.com