Did not know these grew as weeds
This Coast Live Oak is growing along the Santiago Creek Trail.
This Coast Live Oak is growing along a small unnamed trail. It has dried flowers stuck in its branches.
This Telegraphweed is flowering and fruiting at the bottom, and budding on top.
This flowering and fruiting Telegraphweed is growing between the Willows Trail and Barham Ridge Trail.
This Telegraphweed is growing between the Willows Trail and Barham Ridge Trail.
Shortpod Mustards are very abundant throughout the park and OC wild spaces in general.
There were more than 5 of these plants along the Barham Ridge Trail and the Santiago Creek Trail. They look introduced. They're thorny.
There were more than 5 of these plants along the Barham Ridge Trail and the Santiago Creek. They look introduced. They're thorny.
Other ones I photographed with more angles:
This yellowing Chilicothe is growing on a dead bush.
This Thick-leaved Yerba Santa is growing along the Roadrunner Loop Trail.
I found this old stem-based Oak Gall in a Coast Live Oak. It's likely a Live Oak Apple Gall. I broke part of it away and it broke like a gall (picture 6).
Host plant: https://www.inaturalist.org/observations/216014840
This Cottonwood is growing along the Roadrunner Loop Trail.
This Thick-leaved Yerba Santa is growing along the Roadrunner Loop Trail.
This Blue Elder is growing along the Roadrunner Loop Trail. It's flowering.
Insects on it:
This Coast Live Oak is growing near the Roadrunner Loop Trail. It's small.
This Coast Live Oak is growing along the Roadrunner Loop Trail. It's right up against the trail.
This spiky thistle is growing along the Roadrunner Loop Trail. Italian?
Host to:
This Toyon is growing along the Roadrunner Loop Trail. It has old dried up berries.
This Thick-leaved Yerba Santa is growing along the Roadrunner Loop Trail. At the time it was shaded.
This juvenile Coast Live Oak is growing along the Roadrunner Loop Trail.
This spiky Sow Thistle is growing along the Roadrunner Loop Trail.
This California Cudweed is growing along the Roadrunner Loop Trail. The leaves smell strongly like orange juice (as they always do to me).