Acrosorium yendoi Yamada

Yamada Koto

Laurencia okamurae Yamada

Cryptopleura membranacea Yamada

Coilodesme japonica Yamada

Ectocarpus laurenciae Yamada

Padina crassa Yamada

Liagora japonica Yamada

Grateloupia turuturu Yamada

Hypoglossum nipponicum Yamada

Thorea okadae Yamada

Acrosorium yendoi Yamada

Farlowia irregularis Yamada

Lophocladia japonica Yamada

Laurencia okamurae Yamada

Padina minor Yamada

Thorea okadae Yamada

Lophocladia japonica Yamada

Laurencia pinnata Yamada

Nara, Yamada, Koyasan, & environs

Nara, Yamada, Koyasan, & environs

Chrysymenia wrightii (Harv.) Yamada

Portrait of Yamada Kosaku

Antithamnion nipponicum Yamada & Inagaki

Congregatocarpus pacificus (Yamada) Mikami

Grateloupia imbricata Holmes

Campylaephora hypneoides J.Agardh

Codium coarctatum Okamura

Dictyopteris undulata Holmes

Dictyopteris undulata Holmes

Hypnea flagelliformis Grev. ex J.Agardh

Dictyota dichotoma (Huds.) J.V.Lamour

Centroceras clavulatum (C.Agardh) Mont

Jania radiata Yendo

Jania radiata Yendo

Cladophora vagabunda (L.) C.Hoek

Aglaothamnion callophyllidicola (Yamada) S.M.Boo, I.K.Lee, Rueness & Yoshida

Punctaria latifolia Grev

Cladophora opaca Sakai

Cladophora herpestica (Mont.) Kütz

Prionitis filiformis Kylin

Polysiphonia fragilis Suringar

Polysiphonia fragilis Suringar

Ulva pertusa Kjellm

Dasya scoparia Harv

Hydroclathrus clathratus (Bory) Howe

Laurencia pinnata Yamada

Stypopodium zonale (J.V.Lamour.) Papenf

Acrochaetium codicola Børgesen