VoL2 LEGUMINOSAE 301 



Luzon (Cagayan, Ilocos Norte, Benguet, Rizal, Laguna, Bataan, Tayabas, 

 Camarines), Cuming 1162, Loher 5927, Elmer 6177, Merrill 1969, 50J t 5, 

 Williams 71U, F. B. 2UH1 Velasco, 26U63 Catalan. Iri thickets and forests 

 at low and medium altitudes, ascending to 1,400 m. Endemic. 



Local name: Upi (Ig.). 



DERRIS POLYANTHA Perk. Frag. Fl. Philip. (1904) 83; Merr. in Philip. 

 Journ. Sci. 5 (1910) Bot. 103. 



Luzon (Pampanga, Pangasinan, Laguna, Rizal, Batangas), Merrill 14-57, 

 1366, 1692, 10599, B. S. 2188 Ramos, F. B. U30, 2653 Ahern's collector. In 

 thickets and secondary forests 1 at low altitudes. Endemic. 



Local names: Timalang (Tag.); tugli (Tag.); tuglon (Tag.); tuglun 

 (Tag.). 



DERRIS SCAN DENS (Roxb.) Benth. in Journ. Linn. Soc. Bot. 4 (1860) 

 Suppl. 103; F.-Vill. Novis. App. (1880) 68; Vidal Sinopsis Atlas 

 (1883) 23, t. U, f. F., Phan. Cuming. Philip. (1885) 109, Rev. PI. 

 Vase. Filip. (1886) 112; Perk. Frag. Fl. Philip. (1904) 84; Merr. 

 in Govt. Lab. Publ. (Philip.) 27 (1905) 40, Philip. Journ. Sci. 5 

 (1910) Bot. 104, Fl. Manila (1912) 248, Sp. Blancoanae (1918) 186. 

 Dalbergia scandens Roxb. PI. Coromandel 2 (1798) t. 192. 

 Galedupa frutescens Blanco Fl. Filip. (1837) 562, ed. 2 (1845) "391, 



ed. 3, 2 (1879) 354, t. 232. 

 Deguelia timoriensis Taub. in Engl. & Prantl Nat. Pfianzenfam. 3 3 ' 

 (1891) 345. 

 Northern Luzon to Palawan and Mindanao. In thickets and secondary 

 forests at low and medium altitudes. India to southern China through 

 Malaya to tropical Australia. 



Local names: Lapak (Bik.) ; malasaga (Tag.). 



DERRIS THYRSI FLORA Benth. in Journ. Linn. Soc. Bot. 4 (1860) Suppl. 

 249; Merr. in Philip. Journ. Sci. 5 (1910) Bot. 103. 

 Millettia thyrsiflora Benth. in Miq. PI. Jungh. (1852) 249. 



Negros, Basilan, Hallier, F. B. 23086 Pascual. In thickets at low 

 altitudes. Nicobar Islands, Malay Peninsula, Sumatra, Java. 



DERRIS TRIFOLIATA Lour. Fl. Cochinch. (1790) 433; Merr. in Philip. 



Journ. Sci. 5 (1910) Bot. 105, 15 (1919) 241, Fl. Manila (1912) 



248, Sp. Blancoanae (1918) 185. 

 Robinia uliginasa Roxb. ex Willd. Sp. PI. 3 (1800) 433. 

 Dalbergia heterophylla Willd. op. cit. 901. 

 Galedupa uliginosa Roxb. Hort. Beng. (1814) 53, Fl. Ind. ed. 2, 3 



(1832) 243. 

 Pongamia uliginosa DC. Prodr. 2 (1825) 416. 

 Pterocarpus frutescens Blanco Fl. Filip. (1837) 562, ed. 2 (1845) 392, 



ed. 3, 2 (1879) 356, non Veil. 

 Derris uliginosa Benth. in Miq. PL Jungh. (1852) 252, Journ. Linn. 



Soc. Bot. 4 (1860) Suppl. 107; F.-Vill. Novis. App. (1880) 68; 



Vidal Phan. Cuming. Philip. (1885) 109, Rev. PL Vase. Filip. (1886) 



112; A. Gray Bot. Wilkes U. S. Explor. Exped. (1854) 457; Merr. 



in Philip. Journ. Sci. 3 (1908) Bot. 410. 



