Wu Collection, Middle Volume
Radical: White (bái)
Entry: pa
Kangxi stroke count: 9
Page 786, Entry 11
Compendium of Phonetics (Jiyun): Pronounced pa (level tone). The white color of a flower.
Explaining Graphs and Analyzing Characters (Shuowen): Originally written as pa.
Also, in Compendium of Phonetics (Jiyun): Pronounced pa. An impure color.
Broad Rhymes (Guangyun): Written as the variant form.