The Hebrew word seneh occurs only in those passages which refer to Jehovah's appearance to Moses "in the flame of fire in the bush." (Exodus 3:2,3,4; 33:16) It is quite impossible to say what kind of thorn bush is intended; but it was probably the acacia a small variety of the shittim tree found in the Sinai region.
BUSH
Meaning of BUSH in English
Smith's Bible English dictionary. Английский библейский словарь Смита. 2012