Yupian (Yuankanben) Guangyun Jiyun Shiming Fangyan Erya Boya (according to Jiyun) Guangya (according to Jiyun)
id du Shuowen
Shuowen: volume 09b, page 196a.03 addition
radical:
357 彔聲
fanqie: 盧谷切 [luk]
this character is not in the Duanzhu