Tangaek — Decoctions · Herbs
屋遊 Giwajibung Ikki (기와지붕 이끼)
Ogyu is the green moss that settles on the shaded north side of old tile roofs. It was scraped from the tile channels the sun rarely reaches. Donguibogam's herb section carries several such entries for the mosses found on walls, roofs and wellsides.
Original, read line by line 東醫寶鑑 · Tangaek — Decoctions vol. 3
-
止渴, 利小腸, 膀胱氣. 性寒, 味甘. 此古瓦屋上北陰靑苔也. 《本草》
It stops thirst and frees the qi of the small intestine and bladder. Its nature is cold and its taste sweet. This is the green moss on the shaded north side of an old tile roof. 《Boncho (本草)》
HomiclubOgyu is green moss scraped from the shaded channels of a tile roof. As the earlier ji-yi entry explained, moss took different names by where it grew, and this entry stands for the roof-dwelling kind.
Herbs — more entries
This is a cultural and historical record from a classical text, not a claim about any food’s effects. Nothing here is a health supplement or intended to prevent or treat disease. Consult a medical professional about health concerns. · Text: Korean Medicine Classics DB · Reading: Homiclub