Hiking last year in La Tuna Canyon, as my guide identified the streamside plants that we passed, I was gripped by a craving that only the late-winter mention of an early summer fruit can provoke. At ...

If you live in the Pacific Northwest, you’re pretty much required to like blackberries. They’re everywhere in late summer (or, this hot year, earlier). The crazily tangled, dense vines grow at a mad ...

Blackberries, salmonberries and thimbleberries are commonly found in Marin County. There are two blackberry species, one native and one non-native. Our native blackberry, Rubus ursinus, has three ...

We see blackberry brambles growing along country roads in Marin. We may also see them up close in our neighbor’s unkempt yard. The native species is Rubus ursinus. The non-native and invasive species ...

In previous work we identified spontaneous hybrids between the native, sexual R. ursinus and the non-native, apomictic R. armeniacus and R. pensilvanicus. Using microsatellite genotypes of seeds and ...