6 ENUMERATION OF PHILIPPINE PLANTS Ley, 
Var. LATIBRACTEUM C. DC. in Leafl. Philip. Bot. 3 (1910) 787, Philip. 
Journ. Sci. 5 (1910) 459. 
Luzon (Tayabas, Benguet), Elmer 7627, 7990, 8844. In forests, altitude 
200 to 1,300 m. 
Var. SABLANUM C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 459. 
Luzon (Benguet), Mindanao, Elmer 6150, 14008. In forests, altitude 
about 800 m. 
The species extends from the Malay Peninsula to New Guinea, the 
varieties endemic. 
Local names: Buyo-btiyo (Bik.); buyobuyog (C. Bis.); détid (Ig.); 
lauingan (Sub.); tampadan (Mbo.). 
PIPER CARNISTYLUM C. DC. in Leafl. Philip. Bot. 3 (1910) 774, Philip. 
Journ. Sci. 5 (1910) Bot. 4382. 
Luzon (Tayabas), (Elmer 9333). In forests along streams, altitude 
about 600 m. Endemic. 
PIPER CATUBIGENSE Merr. in Philip. Journ. Sci. 17 (1920) 244. 
Samar, B. S. 24278 Ramos. In damp forests at low altitudes. Endemic. 
PIPER CELTIDIFORME Opiz in Pres] Rel. Haenk. 1 (1828) 152, t. 26, f. 2; 
C. DC. Prodr. 16* (1869) 377; F.-Vill. Novis. App. (1880) 76. 
Chavica celtidiformis Miq. Syst. Pip. (18438) 276. 
Piper corylistachyon C. DC. Prodr. 16* (1869) 346 (incl. var. magni- 
folia C. DC.); F.-Vill. Novis. App. (1880) 175; Vidal Phan. Cuming. 
Philip. (1885) 138, Rev. Pl. Vasc. Filip. (1886) 219; C. DC. in 
Philip. Journ. Sci. 5 (1910) Bot. 488 (incl. formae b, c, d, d2), 11 
(1916) 218, Leafl. Philip. Bot. 3 (1910) 776; Merr. Sp. Blancoanae 
(1918) 118. 
Piper obliquum Blanco FI. Filip. (1837) 22, ed. 2 (1845) 16, ed. 3, 1 
(1877) 30, non Ruiz & Pav. 
Chavica corylistachya, Mig. Syst. Pip. (1848) 281, Fl. Ind. Bat. 1” 
(1858-59) 447. 
Piper warburgii C. DC. in Perk. Frag. Fl. Philip. (1905) 159. 
Piper usterii C. DC. in Vierteljahrschr. Naturf. Ges. Ziirich 50 (1905) 
447 [Usteri Beitr. Ken. Philip. Veg. (1905) 125]; Fedde Repert. 5 
(1908) 64. 
Piper usterii C. DC. var. plurifistulosum C. DC. 1. ¢.; Fedde 1. ce. 
Piper luzonense C. DC. Prodr. 16* (1869) 350; F.-Vill. Novis. App. 
(1880) 175. 
Piper reinwardtianum C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 
218, non C. DC. Prodr. 16* (1869). 
Throughout the Philippines at low and medium altitudes in thickets and 
forests. Endemic. ’ 
Local names: Baligdagod (Neg.); buyo-béyo (Bis.); haras (Bis.) ; litlit 
(Tag.); litlit-andk (Pamp.) ; litlit-anito (Tag.) ; litlit-baboy (Tag.) ; litlit- 
matsing (Tag.); manikatapai (Bag.); nopau (Bik.); samat-ahas (Tag.) ; 
sahgilo (Bis.); saog (Bis.); sumpat (Sub.); talon-talon (Sub.). 
PIPER CLEMENSIAE C. DC. in Philip. Journ. Sci. 5 (1910) Bot. 449. 
Mindanao (Lanao), Clemens 1200. In forests, altitude about 600 m, 
Endemic. 
