Apocynaceae A: 02182814 Alstonia macrophylla Wallich ex Don Philippines: Rizal Bosoboso: [no additional data] G. P. Ahern 219. 1904-10
A: 02182869 Alstonia scholaris (Linnaeus) R. Brown Philippines: Rizal Antipolo G. P. Ahern 92 1904-4
Caesalpiniaceae A: 00053312 Cassia javanica Blume Philippines: Rizal Antipolo, Province of Rizal, Luzon G. P. Ahern 37 1904-3
A: 00053312 Cassia javanica pubifolia Merrill Philippines: Rizal Antipolo, Province of Rizal, Luzon G. P. Ahern 37 1904-3
Ebenaceae A: 02477847 Diospyros discolor Willd. Philippines: Camarines Sur Pasacao G. P. Ahern 169 1902
Elaeocarpaceae A: 02466074 Elaeocarpus sp. Philippines: Mindanao Island: Surigao; at Placer G. P. Ahern 403
Lythraceae A: 00068501 Lagerstroemia inopinata Furtado & Montien Philippines: Rizal Bosoboso, Luzon Island G. P. Ahern 204 1904-9
Orchidaceae AMES: 00098967 Doritis philippinensis Ames Philippines: Rizal Luzon Island G. P. Ahern 3238
AMES: 02126991 Eria aporoides Lindley Philippines: Rizal [no additional data] G. P. Ahern 1905-9-23
AMES: 02126990 Eria aporoides Lindley Philippines: Rizal [no additional data] G. P. Ahern 1905-9
AMES: 00099685 Habenaria ahernii Schlechter Philippines: Rizal Luzon Island G. P. Ahern FB 3241 1905-8-25
AMES: 00085450 Habenaria ahernii Schlechter Philippines: Rizal Luzon Island G. P. Ahern FB 3241 1905-8-25
AMES: 00099685 Habenaria diphylla Dalzell Philippines: Rizal Luzon Island G. P. Ahern FB 3241 1905-8-25
AMES: 00099855 Habenaria goodyeroides D. Don Philippines: Rizal Luzon Island, jungle G. P. Ahern FB 3242 1905-8-26
AMES: 00099855 Peristylus goodyeroides (D. Don) Lindley Philippines: Rizal Luzon Island, jungle G. P. Ahern FB 3242 1905-8-26
AMES: 00098967 Phalaenopsis deliciosa H. G. Reichenbach Philippines: Rizal Luzon Island G. P. Ahern 3238
AMES: 00090891 Trichoglottis bataanensis Ames Philippines: Rizal Luzon Island G. P. Ahern 2465 1905
Pandanaceae A: 00020112 Pandanus exaltatus ahernianus Martelli Philippines: Rizal Bosoboso, Luzon Island G. P. Ahern 296 1905-2
Rutaceae A: 00105499 Euodia mindanaensis Merrill Philippines: Surigao, Mindanao Island G. P. Ahern 301
A: 00105499 Melicope latifolia (de Candolle) T. G. Hartley Philippines: Surigao, Mindanao Island G. P. Ahern 301
Solanaceae A: 00230108 Solanum erianthum D. Don Philippines: Rizal Bosoboso: G. P. Ahern 209 1904-9
