A tree fell onto a home in San Francisco's Russian Hill neighborhood this morning, a fire department spokeswoman said.

The incident was reported at 7:23 a.m. on Lurmont Terrace, a small street just south of the famed crooked part of Lombard Street, fire spokeswoman Mindy Talmadge said.

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The top of a tree about 3 feet in diameter fell onto the roof of the house, Talmadge said.

No one was injured, she said.

Firefighters left the scene by 9:14 a.m. but crews from PG&E and the city's Department of Building Inspection remained at the scene late this morning, Talmadge said.