Driving west Friday morning on Riverside’s Arlington Avenue, I see the two-story boxy shape, a peak at the top, from a block away. Momentarily I think it’s a church. Then I recognize what I’m seeing.

It’s the mother tree, the tree from which all navel oranges in the United States trace their roots. Planted in 1873 by a Riverside woman, the parent Washington navel orange tree has lasted 148 years ...

In January, I recognize the blessing of living in Southern California each time I step into my backyard and see a navel orange tree laden with fruit. As winter sets in, imbibing a daily dose of juicy ...

At an intersection ringed with apartment houses and a strip mall in Riverside stands the Eliza Tibbets tree, which made history 140 years ago. It's one of two mutant specimens imported from Brazil to ...