British number two Katie Boulter failed to reach the Indian Wells main draw, losing in the final round of qualifying to Viktorija Golubic of Switzerland.
Boulter, 22, lost 6-4 6-3 in one hour 25 minutes to the world number 82.
The Briton, ranked 85, was seeded sixth in qualifying and aiming to reach the main draw in California for the first time.
Dan Evans is one more win away from the main draw after beating Belgium's Ruben Bemelmans in his opening qualifier.
The British number three, who moved back into the world's top 100 last week less than a year after returning from a drugs ban, won 6-4 6-4 against the 145th-ranked 31-year-old.