Vol. 2 ERYTHROXYLACEAE 325 
only from F.-Villar’s description which, however, conforms well to the 
characters of Sarcotheca. Endemic. 
Local names: Balabangkilin (P. Bis.) ; malabangkilin (P. Bis.). 
LINACEAE 
1. PHILBORNEA Hallier f. 2 
PHILBORNEA PALAWANICA Hallier f. in Arch. Néerl. Sci. Exact. Nat. 
III B 1 (1912) 111, Fedde Repert. 13 (1914) 415. 
Palawan, Elmer 12870. In forests. Endemic; the genus with one 
other known species in Borneo. . 
2. IXONANTHES Jack 
IXONANTHES LONGIPEDUNCULATA Merr. in Philip. Journ. Sci. 17 
(1920) 264. 
Mindanao (Surigao), B. S. 34488 Ramos & Pascasio. On ridges at low 
altitudes. Endemic. 
Another species is represented by Elmer 17234 from Sorsogon Province, 
Luzon, apparently allied to Jxonanthes grandiflora Hochr. and I. reticulata 
Jack. 
3. CTENOLOPHON Oliver 
CTENOLOPHON PHILIPPINENSE Hallier f.; Schneider in Philip. Bureau 
Forestry Bull. 14 (1916) 127. 
Samar, Leyte, Mindanao (Surigao, Agusan), F. B. 23586 Lasquety, 
21041 Sherfesee, 20827 Oro, 26870 Franco, 20888 Rafael, 23080 Ponce, 
28527 Cenabre, 24028 Razon, 26235 Ponce & Mallonga. In forests at low 
altitudes. Endemic. 
Local names: Mahalan (Mbo.); sudyang (S. L. Bis., C. Bis.) ; sadyang 
babae (S. L. Bis., C. Bis.) ; sidyang-lalaki (S. L. Bis.). 
ERYTHROXYLACHAE 
1. ERYTHROXYLUM P. Browne 
ERYTHROXYLUM CUNEATUM (Wall.) Kurz in Journ. As. Soc. Beng. 
43° (1874) 185; Diels in Engl. Pflanzenreich 29 (1907) 146, f. 26; 
Merr. in Philip. Journ. Sci. 3 (1908) Bot. 232. 
Ficus cuneata Wall. Cat. (1831) No. 4534, nomen nudum. 
Urostigma ? cuneatum Migq. in Hook. Lond. Journ. Bot. 6 (1847) 5865. 
Erythroxylum burmanicum Griff. Not. 4 (1854) 468, t. 581, f. 8; 
Merr. in Philip. Bureau Forestry Bull. 1 (19038) 25. 
Luzon (Ilocos Norte, Ilocos Sur, Bulacan, Rizal, Camarines). In secon- 
dary forests, especially on limestone formations at low and medium alti- 
tudes. Tenasserim, Malay Peninsula, Sumatra, Java. 
Local names: Baransidgau (Ilk.); manambo (Bik.); saleng (Tag.); 
saligen (Ilk.). 
ERYTHROXYLUM !IWAHIGENSE Elm. Leafl. Philip. Bot. 5 (1913) 1776. 
Palawan, Elmer 18227. On forested river banks, altitude about 150 
m. Endemic. ; 
ERYTHROXYLUM PLATYPHYLLUM Merr. in Philip. Journ. Sci. 3 
(1908) Bot. 232. 
‘Mindanao (Zamboanga, Misamis), F. B. 9285 Whitford & Hutchinson, 
