The Egyptian Book of the dead by P. Le Page Renouf and Edouard Naville

6. _The god within the Tamarisk._ The rising sun under his various names

is frequently represented as being in a tree or bush, which partly conceals him. This is a mythological way of treating the light cloud or mist which so commonly accompanies the sun’s first appearance. _Tamarisk_ is only a provisional translation of ⁂⁂⁂. The god Apuat, who is identical with Osiris, is said in the Pyramid Texts (_Unas_ 107, _Teta_ 66) to come forth from the ⁂⁂⁂.