4 ENUMERATION OF PHILIPPINE PLANTS 1a 
Local names: Dauusha-atab (Ig.); gauad (It.); gauid (Klg.); gok 
(Ibn.). 
PIPER BACCATUM Blume in Verh. Bat. Genoots. 11 (1826) 172, t. 3; 
C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 462. 
Piper sarcopodum C. DC. in Philip. Journ. Sei. 11 (1916) Bot. 207. 
Luzon (Laguna), Mindanao, B. S. 23759 Ramos, Clemens, Elmer 14210, 
18972. In forests at medium altitudes. Borneo, Java. 
Local name: Sambanganai (Mbo.). 
PIPER BAGUIONUM C. DC. in Leafl. Philip. Bot. 3 (1910) 775, Philip. 
Journ. Sci. 5 (1910) Bot. 434. 
Luzon (Benguet), Elmer 5874, 8784. In thickets, altitude about 1,500 
m. Endemic. 
PIPER BASILANUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 457. 
Basilan, Hallier. Endemic. A species closely allied to Piper caninum 
Bl. and doubtfully distinct from P. marivelesanum C. DC. Endemic. 
PIPER BATHICARPUM C. DC. in Perk. Frag. Fl. Philip. (1905) 163, 
Philip. Journ. Sci. 5 (1910) Bot. 434. 
Jolo, (Warburg 14844). Endemic; very closely allied to Piper betle 
Linn. 
PIPER BETLE Linn. Sp. Pl. (1753) 28; Blanco FI. Filip. (1837) 22, ed. 
2 (1845) 16, ed. 3, 1 (1877) 30, t. 12; F.-Vill. Novis. App. (1880) 
175; C. DC. Prodr. 167 (1869) 359, Philip. Journ. Sci. 5 (1910) 
Bot. 431 (incl. formae b, c), 11 (1916) Bot. 216, Leafl. Philip. Bot. 
3 (1910) 447; Merr. Fl. Manila (1912) 170, Sp. Blancoanae (1918) 
119. 
Piper canaliculatum Opiz in Pres] Rel. Haenk. 1 (1828) 156. 
Piper betle Linn. var. densum C. DC. Prodr. 16* (1869) 360. 
Piper philippinense C. DC. Prodr. 16° (1869) 353; F.-Vill. Novis. 
App. (1880) 175; Vidal Phan. Cuming. Philip. (1885) 188, Rev. 
Pl. Vase. Filip. (1886) 219. 
Chavica betle Syst. Pip. (1843) 228; Mig. Fl. Ind. Bat. 1” (1858-59) 
439. 
Piper anisumolens Blanco Fl. Filip. (1837) 23. 
Piper anisodorum Blanco Fl. Filip. ed. 2 (1845) 16, ed. 3, 1 (1877) 
31, t. $62. 
Piper siriboa Hassk. in Flora 47 (1864) 59 quoad syn. Blanco. 
Piper blancoi Merv. in Philip. Journ. Sci. 1 (1906) Suppl. 40. 
Piper canaliculatum Opiz in Rel. Haenk. 1 (1828) 156; Miq. Syst. 
Pip. (1848) 336. 
The betle pepper, cultivated throughout the Philippines, also wild in 
most provinces of Luzon (P. philippinense C. DC., P. canaliculatum Opiz). 
India to Malaya. 
Local names: Buyo (Bik.); buyo-anis (Tag.); buyo-biyo (Bik.) ; buyog 
(Mbo.); buyok (C. Bis.); buyu (Sul.); gaded (Pang.); gated (IIk.); 
gatiod (It.); gk (Ibn.); ikmo (Tag.) ; ikmong-iloko (Tag.); itmo (Tag.) ; 
kanisi (Bis.); mamin (Bis., Tag.) ; mamon (Bis.); samat (Pamp.). 
PIPER BREVIAMENTUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 434. 
Mindanao, Williams 2104. In forests, altitude about 150 m. Endemic. 
