Vo1 - 2 PIPERACEAE 17 



PIPER VILLI LI M BUM C. DC. in Lean. Philip. Bot. 3 (1910) 788, Philip. 

 Journ. Sci. 5 (1910) Bot. 461, 11 (1916) Bot. 224. 



Northern Luzon to Mindanao, B. S. 23309, 23544, 20594, 13895, U472, 

 22023 Ramos, Wenzel 372, 414, 427, 780, 916, 1660, 1791, 1734, 1879, Elmer 

 18605, Merrill 1783. In forests at low and medium altitudes. Endemic. 



Local name: Mandasai (Mbo.). 



PIPER VILLIRHACHE C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 214. 



Mindanao (Agusan, Zamboanga, Bukidnon), Merrill 7280, B. S. 15773 

 Fenix, 36989, 36853, 36889 Ramos & Edano. In forests at low altitudes. 

 Endemic. 



Local name: Tugpuan (Buk.). 



PIPER VIM1NALE Opiz in Presl Eel. Haenk. 1 (1828) 150, t. 26, f. 1; Miq. 

 Syst. Pip. (1843) 336; C. DC. Prodr. 16 x (1869) 361, Philip. Journ. 

 Sci. 5 (1910) 436, 11 (1916) Bot. 217; F.-Vill. Novis. App. (1880) 

 176. 

 Chavica viminalis Miq. in Linnaea 20 (1847) 131, Fl. Ind. Bat. 1 2 



(1858-59) 445. 

 Piper negrosense C. DC. in Lean. Philip. Bot. 3 (1910) 786, Philip. 

 Journ. Sci. 5 (1910) Bot. 454. 



Northern Luzon to Mindanao, B. S. 20408, 14685, 30513, 30560 Ramos, 

 33690, 84036, 34033, 28746, 29194, 31131 Ramos & Edano, Warburg 12126. 

 In forests at low and medium altitudes. Endemic. 



Local name: Lauingan (Sub.). 



PIPER WENZELII C. DC. in Philip. Journ Sci. 11 (1916) Bot. 213. 

 Piper hirtirhache C. DC. 1. c. 

 Leyte, Samar, Wenzel 628, 723, 779, 819, 891, 1168, 1197, 1543, B. S. 

 17587, 24290, 24285 Ramos. In forests, altitude about 500 m. Endemic. 



PIPER ZAMBOANGAE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 424. 

 Piper oophyllum C. DC. op. cit. 430. 

 Piper williamsii C. DC. op. cit. 441. 

 Mindanao (Zamboanga, Davao, Bukidnon), Copeland 320, 333, B. S. 

 15773 Fenix, 36987 Ramos & Edano, Be Vore & Hoover 233, Williams 2750. 

 In thickets, coconut groves, etc., at low altitudes. Endemic. 

 Local name: Lauingan (Sub.). 



DOUBTFUL AND EXCLUDED SPECIES 



Piper amboinense C. DC; F.-Vill. Novis. App. (1880) 175. 

 Piper arcuatum Blume; F.-Vill. Novis. App. (1880) 175. 

 Piper attenuatum Miq.; F.-Vill. Novis. App. (1880) 176. 

 Piper guahamense C. DC; F.-Vill. Novis. App. (1880) 176. 

 Piper marginatum Jacq.; F.-Vill. Novis. App. (1880) 176. 

 Piper miquelianum F.-Vill. Novis. App. (1880) 176. 

 Piper potamogetonifolium Opiz; F.-Vill. Novis. App. (1880) 176. 



The above seven species were erroneously credited to the Philippines by 

 F.-Villar; none of them have been found in the Archipelago. 



Piper callosum Euiz & Pavon; Presl Eel. Haenk. 1 (1828) 152. 



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