A 61-year-old Pembroke woman was killed in a two-car head-on crash on Route 5 in Genesee County near the Erie County border about 2:25 p.m. today.

Mary J. Smith was pronounced dead at the scene.

Victoria A. Zimmer, 55, of Clarence the driver of the other car, was flown to Erie County Medical Center in Buffalo for treatment of what Genesee County Sheriff Gary T. Maha described as serious injuries.

According to police reports, Ms. Zimmer was westbound on Route 5 when her mini-van veered over the center line and collided head-on with Smith’s passenger vehicle. Both women were alone in their vehicles at the time of the crash. No charges have been filed. The investigation is continuing.