Plectocolea infusca Mitt.

Kyushu, Kagoshima Pref., Yakushima Isl., Kosugidani. On wet rock-cliff near stream.

Left border of Milogradovka River, "waterfalls", crevices in rocky bank, fine-grained soil.

Yanling Co., Taoyuandong, Niujiaolong. Primeval evergreen broad-leaved forest (Camellia, Castanopsis, Cornus, Indocalamus, Itea, Liquidambar, Litsea, Neolitsea, Quercus, Rhododendron), mid-subtropical zone. On trunk base.

Chiri Mt. National Park. Western part of the park. Upper course of Bamsagol Stream in south spoor of Chiri Mt. Broadleaved forest. Fine-grained soil sliding to streambed.

о. Шикотан. Picea-Abies forest with admixture of Taxus and cover of mosses and herbs. Sliding roadside.

Deokgyu-san. Chonlabukdo. Musu. Deokgyu National Park. The road to Chilyeon falls from Anseng service center. Cliffs in the broadleaf forest. On the vertical side.