| A new record of Pyrostria (Vanguerieae-Rubiaceae) from the Philippines inferred from molecular and morphological data GJD Alejandro, EH Arenas, CM Cremen, AH Arriola Philippine Journal of Systematic Biology 7, 1-12, 2013 | 38 | 2013 |
| Kanapia (Vanguerieae): a new endemic genus of Philippine Rubiaceae AH Arriola, LD Paraguison, GJD Alejandro Plant Systematics and Evolution 302, 911-920, 2016 | 14 | 2016 |
| Generic affiliations of Canthium species placed under Pyrostria group B sensu Bridson (Vanguerieae, Rubiaceae) inferred from morphology and molecular data GJD Alejandro, CMM Magdaleno, JAT Pacia, LD Paraguison, ... Botanical Studies 55, 1-8, 2014 | 13 | 2014 |
| A checklist and conservation status of the medicinal plants of Mount Arayat National Park, Pampanga, Philippines MD Suba, AH Arriola, GJ D ALEJANDRO Biodiversitas Journal of Biological Diversity 20 (4), 1034-1041, 2019 | 11 | 2019 |
| A new species of Psydrax (Vanguerieae, Rubiaceae) from Luzon, Philippines AH Arriola, GJD Alejandro Phytotaxa 149 (1), 27-30, 2013 | 11 | 2013 |
| Using multiple plastid DNA regions to construct the first phylogenetic tree for Asian genera of Coffeeae (Ixoroideae, Rubiaceae) AH Arriola, AP Davis, NMJ Davies, U Meve, S Liede-Schumann, ... Botanical Journal of the Linnean Society 188 (2), 132-143, 2018 | 9 | 2018 |
| A new species of Villaria (Octotropideae, Rubiaceae) from Luzon, Philippines including its conservation status AH Arriola, GJD Alejandro Phytotaxa 111 (1), 57-60, 2013 | 8 | 2013 |
| Pyrostria triflora, a new species of Vanguerieae (Rubiaceae) from Luzon, Philippines AH Arriola, PD Camacho, MJA Calaramo, GJD Alejandro Bangladesh Journal of Plant Taxonomy 22 (1), 55, 2015 | 6 | 2015 |
| Pyrostria laljii, a new species and first record of Pyrostria (Vanguerieae, Rubiaceae) from the Andaman and Nicobar Islands, India MC Naik, AH Arriola, M Bheemalingappa Annales Botanici Fennici 57 (4-6), 335-340, 2020 | 4 | 2020 |
| Canthium elmeri Merr. lectotypified and transferred to Pyrostria (Rubiaceae) AH Arriola, U Meve, GJD Alejandro Annales Botanici Fennici 53 (3–4), 216-218, 2016 | 4 | 2016 |
| A new species of Antirhea (Guettardeae, Rubiaceae) from Surigao del Norte, Philippines JJDP Salamanes, JG Chavez, AH Arriola, GJD Alejandro Acta Botanica Gallica 162 (3), 153-156, 2015 | 3 | 2015 |
| A new species of Discospermum (Coffeeae, Rubiaceae) from Luzon, Philippines including its conservation status AH Arriola, GJD Alejandro Phytotaxa 206 (1), 043-046, 2015 | 3 | 2015 |
| Three new combinations in Villaria (Octotropideae, Rubiaceae), an endemic genus from the Philippines AH Arriola, GJD Alejandro Blumea-Biodiversity, Evolution and Biogeography of Plants 65 (1), 86-89, 2020 | 2 | 2020 |
| Psydrax multiflora sp. nov. (Rubiaceae) from Palawan, Philippines AH Arriola, AB Cobangkiat, GJD Alejandro Nordic journal of botany 35 (2), 182-184, 2017 | 2 | 2017 |
| Morindopsis ashihoi (Octotropideae; Rubiaceae), a new species from the Andaman and Nicobar Islands, India MC Naik, LJ Singh, S Dawson, A Arriola Kew Bulletin 78 (3), 375-380, 2023 | 1 | 2023 |
| A preliminary checklist of Rubiaceae in Mt. Mariveles, Bataan, Philippines SL Vidallon, AH Arriola Biodiversity 24 (3), 164-173, 2023 | 1 | 2023 |
| A Preliminary Checklist of Vascular Plants in Tarak Ridge Trail of Mt. Mariveles, Bataan, Philippines SL Vidallon, AH Arriola Biodiversity Journal 12 (4), 811-823, 2021 | 1 | 2021 |
| Pyrostria arayatensis (Vanguerieae, Rubiaceae), a New Species from Mt. Arayat National Park, Pampanga, Philippines MDL Suba, NRP Arcangel, JT Jalipa, JGL Jurilla, JMJ Villaseñor, ... Annales Botanici Fennici 57 (4-6), 309-312, 2020 | 1 | 2020 |
| A preliminary checklist of vascular plants of Mt. Arayat National Park, Pampanga, Philippines. MD Suba, AH Arriola, GJD Alejandro Biodiversity Journal 10 (1), 37-46, 2019 | 1 | 2019 |
| Villaria marinduquensis (Octotropideae, Rubiaceae) a new species from Marinduque, Philippines AH Arriola, HB Dalit, GJD Alejandro Annales Botanici Fennici 55 (4-6), 325-327, 2018 | 1 | 2018 |
