一切經音義 100.26

100.26

蔚然（上委物反蒼頡篇云蔚草木盛貌也廣疋翳也古今正字從草尉聲也）。

蔚然 (The upper character has the fanqie wei + wu. The Cangjiepian says: "蔚 describes the lush and flourishing appearance of plants." The Guangya says: "It means dense/concealing." The Gujin zhengzi [says]: "It is formed from 'grass' (艸) and '尉' is phonetic.")