VoL x ZINGIBERACEAE 239 



AMOMUM IROSINENSiS (Elm.) comb. nov. 



Hornstedtia irosinensis Elm. Leafi. Philip. Bot. 8 (1919) 2981. 

 Hornstedtia peninsula Elm. op. cit. 2983. 



Luzon (Sorsogon), Elmer 16832, 16263, 16455. In forested ravines, al- 

 titude 350 to 500 m. Endemic. 



AMOMUM LEPICARPUM Ridl. in Lean. Philip. Bot. 2 (1909) 605, Philip. 

 Journ. Sci. 4 (1909) Bot. 174. 

 Hornstedtia lepicarpa Elm. Lean. Philip. Bot. 8 (1919) 2979. 

 Hornstedtia subviridis Elm. op. cit. 2987. 



Luzon (Laguna, Sorsogon), Negros, Mindanao (Davao), Elmer 10044, 

 17176, 17869, 10835, 16437* 17788. In forests at low and medium altitudes. 

 Endemic. 



AMOMUM LI NEARI FOLIUM Elm. Lean. Philip. Bot. 8 (1919) 2975. 



Luzon (Sorsogon), Elmer 16926. In thickets bordering forests, altitude 

 about 300 m. Endemic. 



AMOMUM LOHERI K. Schum. in Engl. Pflanzenreich 20 (1904) 247; 

 Ridl. in Philip. Journ. Sci. 4 (1909) Bot. 171. 



Luzon, without locality, holier 675. I saw Loher's specimen at Kew 

 iri 1907 and at that time made a note that it was very similar to A. trilo- 

 bum Ridl. Endemic. 



AMOMUM LOPHOPHORUM (Ridl.) Elm. Lean. Philip. Bot. 8 (1919) 2973. 

 Hornstedtia lophophora Ridl. in Leafi. Philip. Bot. 2 (1909) 607, 

 Philip. Journ. Sci. 4 (1909) Bot. 176. 

 Negros, Mindanao (Davao), Elmer 10365, 10519. In forested ravines, 

 altitude about 1,200 m. Endemic. 



AMOMUM LUZON ENSE Elm. Leafi. Philip. Bot. 8 (1919) 2976. 



Luzon (Sorsogon), Biliran, {Elmer 15645), B. S. 18696 McGregor, det. 

 Elmer. In secondary forests at low or medium altitudes. Endemic. 



AMOMUM MICROCHEILA (Ridl.) comb. nov. 



Hornstedtia microcheila Ridl. in Leafi. Philip. Bot. 2 (1909) 606, 

 Philip. Journ. Sci. 4 (1909) Bot. 176. 



Negros, Elmer 10279. On seepage banks along streams, altitude about 

 900 m. Endemic. 



AMOMUM MINDANAENSE Elm. Leafi. Philip. Bot. 8 (1915) 2894. 



Mindanao (Davao), Elmer 10822. In primary forests, altitude about 

 1,100 m. Endemic. 



Local name: Tanaulak (Bag.). 



AMOMUM MURICARPUM Elm. Leafi. Philip. Bot. 8 (1915) 2896. 

 Hornstedtia muricarpa Elm. op. cit. 8 (1919) 2980. 



Mindanao (Cotabato, Zamboanga, Davao), Elmer 10947, B. S. 15846 

 Fenix, 11555 Robinson, 36603 Ramos & Edano. In primary forests at low 

 and medium altitudes. Endemic. 



Local names: Lalangod (Sub.); panikaban (Bag.); tugis (Buk.). 



AMOMUM PALAWAN ENSE Elm. Leafi. Philip. Bot. 8 (1915) 2897. 



Palawan, Elmer 12795. In forests along streams at low altitudes. 

 Very similar to A. mindanaense Elm. Endemic. 



