(1) In order to further protect native wild flowers and shrubs from needless destruction and waste, the department of fish and game may, after investigation and public hearings and in accordance with the provisions of this act, establish and amend a list of wild flowers and shrubs in addition to those listed in section 18-3911(3), Idaho Code. The provisions of this act will then apply to such “established” or “amended” list.
(2) In determining additions to the list of wild flowers set forth herein, the department of fish and game may take into consideration: The laws and regulations of the United States and other states.
(3) The effect on the scenic beauty of public roads and public land.
(4) The necessity to preserve and protect native plants whenever it appears that they might possibly become extinct.