VoL l ARACEAE 181 



Luzon (Isabela, Union, Pangasinan, Pampanga, Rizal, Bataan, La- 

 guna, Sorsogon), Mindoro, Palawan, Panay, Leyte, Biliran, Negros, Min- 

 danao. Along^ small streams in primary forests at low altitudes ; common. 

 Endemic. 



Local names: Alipaiu (Tag.); alupayi (Tag.); hayau (Sub.); payau 

 (Tag.); salet-nga-nalabaga (Ilk.); tahig (Bik.). 



HOMALOMENA PYGMAEA (Hassk.) Engl, in Bot. Jahrb. 25 (1898) 18; 



Engl. & Krause in Engl. Pflanzenreich 55 (1912) 34, /. 15. 

 Aglaonema pygmaeum Hassk. in Hoev. & De Vriese Tijdschr. 9 (1842) 



161, Cat. Hort. Bogor. (1844) 57. 

 Chamaecladon lanceolatum Miq. Fl. Ind. Bat. 3 (1856) 212, t. UO; 



Schott Gen. Aroid. (1858) t. 60. 



Negros, Whitford 1591. Along stream beds, in canons, altitude about 

 175 m. Malay Peninsula, Sumatra, Java, Borneo, and Celebes. 



EXCLUDED SPECIES 



Homalomena alba Hassk.; Naves Novis. App. (1882) 290. 

 Homalomena aromatica Schott; Naves 1. c. 



HOMALOMENA COERULESCENS Jungh. ; Naves 1. C 



Homalomena minor Griff. ; Naves 1. c. 



Homalomena miqueliana Schott; Naves 1. c. 



Homalomena propinqua Schott; Naves 1. c. 



Homalomena rubescens Kunth; Naves 1. c. 



Homalomena rubra Hassk.; Naves 1. c. 



Homalomena sagittifolia Jungh.; Naves 1. c. 



Homalomena cordatum Schott; Usteri Beitr. Ken. Philip. Veg. (1905) 130. 



Homalomena paludosum Hook, f.; Usteri 1. c. 



Homalomena rostratum Griff.; Usteri 1. c. 



The last three species were credited to the Philippines on the basis of 

 specimens collected in Negros by Usteri and determined by Engler. The 

 latter autho,r, however, does not credit them to the Philippines in his recent 

 monographic treatment of the group. 



13. SCHISMATOGLOTTIS Zollinger and Moritzi 



SCHISMATOGLOTTIS CALYPTRATA (Roxb.) Zoll. & Mor. Syst. Verz. 

 (1854) 83; Naves Novis. App. (1882) 291; Usteri Beitr. Ken. 

 Philip. Veg. (1905) 130; Merr. Interpret. Herb. Amb. (1917) 129; 

 Engl. Pflanzenreich 55 (1912) 115 (var. concolor Hallier f.). 



Luzon (Bataan, Cavite, Laguna, Tayabas, Albay) , Samar, Leyte, Panay, 

 Mindanao, Merrill 7603, 7273 (forma grandi folia Engl.), 7275, 6703, B. S. 

 24952 Fenix. In damp shaded ravines usually along streams on banks and 

 cliffs at low and medium altitudes. Burma, through Malaya to New 

 Guinea. 



Local name: Alapayi (Tag.). 



