VoL 3 FLACOURTIACEAE 107 



Ionidium thymifolium Presl Rel. Haenk. 2 (1830) 97 [non Bot. Be- 



merk. (1844) 11] ; F.-Vill. Novis. App. (1880) 12. 



Luzon (Ilocos Norte), Golo, B. S. 32919, 32745, 32832, 37307, 27259, 



27528, 27682, 27174 Ramos, Merrill 11549. In dry open places at low 



altitudes. India and Ceylon to tropical Africa, Indo-China, southeastern 



China, Borneo, and tropical Australia. 



FLACOURTIACEAE 

 1. AHERNIA Merrill 



AHERNIA GLANDULOSA Merr. in Philip. Journ. Sci. 4 (1909) Bot. 295. 



Luzon (Benguet, Laguna, Nueva Ecija, Bataan, Rizal), Baker 4101, 

 Williams 531, Loher 5568, Merrill Phil. PL 425, Elmer 18158, B. S. 12733 

 Fenix, 12494, 12371 McGregor, F. B. 22368 Alvarez, 2005 Ahern's col- 

 lector, 11727 Whitford, 23118 Villamil. In primary forests at low and 

 medium altitudes. A monotypic endemic genus. 



Local names: Butun (Tag.); sanglai (Tag.). 



2. HYDNOCARPUS Gaertner 



HYDNOCARPUS ALCALAE C. DC. in Philip. Journ. Sci. 11 (1916) Bot. 



37. 

 Luzon (Albay), B. S. 22478 Alcala, F. B. 18719 Darling. In forests at 

 low altitudes. Endemic. 



Local names: Dudoa (Bik.) ; dudu-dudu (Bik.). 



HYDNOCARPUS CAUL! FLORA Merr. in Philip. Journ. Sci. 9 (1914) Bot. 

 323. 

 Mindanao (Cotabato), F. B. 11799 Whitford, Harpst. In primary 

 (dipterocarp) forests at low altitudes. Endemic. 



HYDNOCARPUS HUTCHINSONII Merr. in Philip. Journ. Sci. 17 (1920) 

 291. 



Mindanao (Zamboanga, Lanao), Basilan, F. B. 4822, 3916, 6116, 3435 

 Hutchinson, 9429, 9303, 9158, 9138 Whitford & Hutchinson, 23178, 23162 

 Agama, B. S. 15436 Reillo, 36577, 36938, 36934 Ramos & Edano. In 

 primary forests at low altitudes. Borneo. 



Local names: Bagarbas (Lan.) ; kamupang (Sul.) ; mansaloka (Yak.); 

 mangasaluka (Yak.) ; mangasalokag (Yak.) ; tioto (Sub.) ; sugalingayau 

 (Sub). 



HYDNOCARPUS QUADRAS! I Elm. Lean. Philip. Bot. 4 (1912) 1515. 



Sibuyan, Elmer 12085, F. B. 18826 Franco. In forests and thickets at 

 low altitudes. Endemic. 



Very close to H. subfalcata Merr., differing chiefly if not only in its 6- 

 or 7- nerved rather than 4- or 5-nerved leaves. The Quadras specimen 

 from Mindanao, Ahem 508, I refer to H. subfalcata Merr. 



HYDNOCARPUS SUBFALCATA Merr. in Philip. Journ. Sci. 4 (1909) Bot. 



297. 

 Hydnocarpus ovoidea Elm. Lean. Philip. Bot. 4 (1912) 1514. 

 Luzon (Cagayan, Pangasinan, Zambales, Tayabas), Sibuyan, Samar, 

 Mindanao (Surigao). In thickets and forests at low altitudes. Endemic. 



