Chiney Ogwumike posted her sixth straight double-double with a career-high 32 points and 18 rebounds to lead No. 4 Stanford to a 65-45 win over Oregon State on Sunday night.

Amber Orrange and Bonnie Samuelson - who hit four 3-pointers - added 12 points apiece for the Cardinal (20-2, 9-1 Pac-12).

Jamie Weisner had 13 points and Ali Gibson added 12 for the Beavers (9-13, 3-7), who trailed by as many as 16 in the first half but closed to 35-26 when Ali Gibson opened the second half with a reverse layup.

Ogwumike then scored six straight points to help Stanford regain control.

Samuelson made consecutive 3-pointers to stretch Stanford's lead to 49-28 before Oregon State chipped away, closing the gap to 54-42 on Gibson's 3-pointer with 6:53 left.

That was as close as the Beavers would get as Stanford answered with five straight points.

Stanford shot 38.5 percent (25 of 65) overall, while Oregon State shot 35.8 percent (19 of 53) in a matchup of the Pac-12's top two field goal percentage defenses.

Ogwumike and Orrange scored four points apiece in an early 13-3 Stanford run that put the Cardinal ahead 20-7. Stanford later scored eight straight, with Samuelson's second 3-pointer of the half giving the Cardinal a 28-12 lead.

Weisner's layup capped a 6-0 Oregon State run that closed the deficit to 32-22.

Ogwumike had 17 points and nine rebounds at the break to help Stanford to a 35-24 halftime lead.