160 ENUMERATION OF PHILIPPINE PLANTS 1^22 



Saguerus pinnatus Wurmb in Verh. Bat. Genoots. 1 (1779) 351. 

 Borassus gomutus Lour. Fl. Cochinch. (1790) 618. 

 Arenga saccharifera LabilL in Mem. Inst. Paris 4 (1801) 209; F.-Vill. 

 Novis. App. (1882) 280; Vidal Sinopsis Atlas (1883) 42, t. 93, f. C; 

 Becc. in Perk. Frag. Fl. Philip. (1904) 48, Webbia 1 (1905) 328; 

 Merr. Fl. Manila (1912) 126. 

 Sagus gomutus Perr. in Mem. Soc. Linn. Paris 3 (1824) 142; C. B. 



Rob. in Philip. Journ. Sci. 3 (1908) Bot. 306. 

 Caryota onusta Blanco Fl. Filip. (1837) 741, ed. 2 (1845) 511, ed. 



3, 3 (1879) 143, t. Jfl9. 

 Arenga gamuto Merr. in Philip. Journ. Sci. 9 (1914) Bot. 63. (There 

 is no ''Saguerus gamuto Houtt." as indicated in literature.) 

 Luzon (Rizal, Cavite, Bataan, Laguna, Tayabas), Polillo, Biliran, Min- 

 danao. Planted here and there about towns, and abundant in some 

 forested areas but never at any great distance from settled areas; gene- 

 rally planted in most islands and provinces. It has all the appearance of an 

 introduced palm that has become naturalized. Sugar palm. 



Local names: Bagatbat (C. Bis.) ; bagobat (C. Bis.) ; bat-bat (C. Bis.) ; 

 hibiok (P. Bis.) ; hidiok (Bik., P. Bis.) ; hiliok (Mbo.) ; ibiok (C. Bis.) ; 

 idiog (C. Biis.) ; idiok (C. Bis.) ; igok (P. Bis.) ; irok (Sbl.) ; kabo-negro 

 (Tag.) ; kaong (Tag.) ; kauing (Tag.) ; onau (C. Bis.) ; rapitan (Ilk.) ; 

 unau (C. Bis.). 



ARENGA TREMULA (Blanco) Becc. in Philip. Journ. Sci. 4 (1909) Bot. 

 612, quoad syn. excl. descr.; Merr. Sp. Blancoanae (1918) 87; Brown 

 & Merr. in Philip. Bur. Forestry Bull. 18 (1919) 34, t. 9. 

 Caryota tremula Blanco Fl. Filip. (1837) 744, ed. 2 (1845) 512, ed. 

 3, 3 (1879) 144; Kunth Enum. 3 (1841) 549; Merr. in Govt. 

 Lab. Publ. (Philip.) 27 (1905) 88. 

 Wallichia tremula Mart. Hist. Nat. Palm. 3 (1849) 315; Miq. Fl. 

 Ind. Bat. 3 (1855) 34; Naves Novis. App. (1882) 280; Vidal 

 Rev. PI. Vase. Filip. (1886) 279. 

 Arenga mindorensis Becc. in Perk. Frag. Fl. Philip. (1904) 48, Webbia 



1 (1905) 329, Philip. Journ. Sci. 14 (1919) 355. 

 Saguerus mindorensis O. F. Cook in Invent. Seeds Import. U. S. 



Dept. Agr. 33 (1915) 10. 

 Didymosperma tremulum Wendl. & Drude in Kerch. Palm. (1878) 243. 

 Luzon (Bataan, Batangas, Laguna, Tayabas), Mindoro, Mindanao (Da- 

 vao), Merrill 1790, -Sp. Blancoanae 828, Elmer 18U72, 11192, Baker 1807. 

 F. B. 10203, 5469 Curran, 8768 Merritt, B. S. 12395 McGregor, 13102 Fox- 

 worthy & Ramos, 19468 Ramos. In thickets and secondary forests at low 

 altitudes. Endemic. 



Local names: Abigi (Bik.) ; abiki (Bik.) ; baris (Bag.) ; bat-bat (Tagb.) ; 

 bills (Bik.) ; dayaka (Tag.) ; dumaka (Tag.) ; dumayaka (Tag.) ; gumaka 

 (Bik.); gumayaka (Tag.); rumaka (Bik.); tipon-tipon (Bik.). 



DOUBTFUL AND EXCLUDED SPECIES 



Arenga manillensis Wendl. Index Palm. (1864) 3, nomen nudum; Naves 

 Novis. App. (1882) 280. 

 Saguerus manillensis Lodd. 1. c. in syn. 

 A nomen nudum and hence Indeterminable; probably the same as one of 

 the three species listed above. 



