"50323097" . "Christenson, 2002" . . . "Maxillaria sect. Rufescens" . . "Maxillaria sect. Rufescens" . . . "Maxillaria sect. Rufescens Christenson, 2002" . _:b76405475 . _:b76405475 "TROPICOS id" . _:b76405475 . "998822" . . . _:b76405475 "50323097" . _:b76405475 .