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・Harada H. 1993./ A taxonomic study of the lichen genus Endocarpon (Verrucariaceae) in Japan./ Nova Hedwigia 56: 335–353.

・Harada H.  1995./  Endocarpon minutum Harada sp. nov. (lichenized Ascomycotina, Verrucariaceae) from western Japan./  Bryologist 98: 385–388.

・Harada H. & Yoshimura I.   2005./  Taxonomic study on calcicolous lichens of Japan (1). Gyalecta kibiensis sp. nov./  Lichenology 4: 13–16.

・川上紳一・東條文治・原田浩．2011./ 岐阜県産の地衣類（1）．日本新産の石灰岩生のサラゴケ科地衣類，サラゴケ Gyalecta jenensis./ Lichenology 10 (1): 43–46.

・川上紳一・東條文治・原田浩．2011./ 岐阜県産の地衣類（3）．岐阜県新産のクロサビゴケ Placynthium nigrum（クロサビゴケ科）．/ Lichenology 10 (1): 53–57.

・原田浩．2019/ 日本産石灰岩生地衣類の分類学的研究（２）．日本新産のイワノリ科地衣類，アミヒメイワノリ Lempholemma polyanthes./ Lichenology 18 (1): 15–18.

・原田浩・牧野純子．2019/ 分布資料（47）ニセクボミゴケ Megaspora verrucosa（ニセクボミゴケ科）は長野県に産す．/ Lichenology 18 (1): 19–22.

・Harada H. 2021./ Taxonomic study on calcicolous lichens of Japan (3). Lempholemma boninense sp. nov./ Lichenology 19 (2): 65–71.

・Harada H. 2022./ Taxonomic study on calcicolous lichens of Japan (4). Lempholemma hahajimaense sp. nov./ Lichenology 20 (2): 33–40.

・原田浩．2022/ 石灰岩生地衣類（1）．Catillaria lenticularis フタゴイボゴケ．/ Lichenology 20 (2): 49–54.