“…However, the actual number of species in the Philippines is pending a critical revision. Forster et al (1998) noted the species diversity of Hoya in Borneo was 'unknown' but recent research has since led to the description of numerous new species in preparation for a comprehensive revision (Rodda & Nyhuus, 2009;Rodda et al, 2011Rodda et al, , 2014aRodda et al, , 2014bRodda et al, , 2015Rodda et al, , 2016Rodda & Simonsson, 2011a, 2011bRodda & Simonsson Juhonewe 2013a, 2013bLamb et al, 2014;Rahayu et al, 2015;Rodda, 2015;Lamb & Rodda, 2016), and a checklist that includes 71 species and one subspecies (Lamb & Rodda, 2016).…”