Moorhead police say authorities seized 32 pounds of marijuana when they arrested the 33-year-old man at his Dilworth home Tuesday.

 Police have arrested a western Minnesota man and seized drugs that authorities say could be worth more than a quarter-million dollars.

Moorhead police say authorities seized 32 pounds of marijuana when they arrested the 33-year-old man at his Dilworth home Tuesday.

Officers also confiscated an AK-47 assault rifle, small amounts of psychedelic mushrooms, 15 jars of hash oil or powder, more than $25,000 in cash and a 2001 Chrysler.

The Forum newspaper (http://bit.ly/14usjGf) reports the man is being held in the Clay County Jail pending formal charges.

Police say the marijuana was high-grade medicinal marijuana from California.

Agents from the Department of Homeland Security, Dilworth police and the Clay County sheriff's office assisted in the investigation. Police say more arrests area possible.