SEATTLE — Jillian Alleyne broke the Pac-12 single-season rebound record but 10th-seeded Oregon women’s basketball team dropped a shootout with No. 7 seed Washington State, 107-100, on Thursday night in the first round of the Pac-12 Tournament at KeyArena.

Alleyne scored 28 points and grabbed 21 rebounds. It was her 12th rebound, coming with 1:04 left in the first half, that broke Chiney Ogwumike’s previous conference mark of 466 rebounds, set last season.  

Alleyne’s 21 rebounds tied Ogwumike’s Pac-12 Tournament game record. Chrishae Rowe scored a team-high 29 points.

The 207 combined points by Oregon (15-15) and Washington State broke the previous tournament record of 179, set by Arizona and Oregon in 2011.

Both teams started out the game hot from the field. Oregon built a 30-28 lead with 11:29 left in the first half on 12-of-22 shooting while Washington State was 11-of-17 in that same span. The teams combined for nine made three-pointers in the first nine minutes. Rowe hit her first four shots of the game, including three three-pointers.

In a back-and-forth game, there were 11 ties and six lead changes in the first half. Alleyne had 13 points and 13 rebounds in the first half while Rowe had a team-high 18 points on 6-of-9 shooting with four three-pointers.

Oregon tied up the game quickly in the second half, at 59-59, with 18:29 left in the game. Washington State responded with a 10-3 run to take a seven-point lead, 69-62, with 13:54 remaining.

An Alleyne layup made it a 98-95 Washington State lead with under two minutes to play but Lia Galdeira answered with a big three-pointer to push the Cougars’ lead up to six points, at 101-95, with 1:31 remaining.

NOTES: After grabbing an offensive rebound with 1:04 left in the first half, Jillian Alleyne broke Chiney Ogwumike’s Pac-12 single-season rebound record of 466. … Alleyne already owns the Oregon single-game (27) and single-season rebound records plus the Oregon single-season double-doubles record (27). … Ariel Thomas had her first double-double of the season with 16 points and a career-high 12 rebounds. … Washington State and Oregon combined for a Pac-12 Tournament game record 207 points. … Alleyne’s 21 rebounds tied Ogwumike’s Pac-12 Tournament game record.