a. Phanera semibifida var. semibifida

Phanera sumatrana Miq., Fl. Ind. Bat. 1(1): 1078. 1858.

DISTRIBUTION. Peninsular Malaysia, Sumatra, Sabah [Labuk Sugut Distr., Beluran, 15.ix.1984. fl. Amin SAN67088 (K); Labuk Sugut Distr., Telupid, 15.vi.1982, fl. Sundaling SAN90335 (K); Sandakan Distr., Mile 57 Labuk Rd. 15.ix.1972, fl., Kumin SAN75594 (K)]; Kalimantan, Sulawesi and the Philippines.