The Compendium of Bheḷa 6.2.24

6.2.24

vibhītakānyāmalakaṃ cirabilvatvacaṃ tathā | daśaitāni samāṃśāni ślakṣṇānyakṣasamāni ca ||

vibhītaka, āmalaka, and bark of cirabilva— / these ten in equal parts, smooth and each equal to an akṣa;