A perspective from Oregon’s mid-Willamette Valley
I couldn’t remember what the tennis-ball-sized structures in these oaks were called, or indeed what they were. So I looked them up.
What’re those? Answer: Look it up!
I couldn’t remember what the tennis-ball-sized structures in these oaks were called, or indeed what they were. So I looked them up.
Tags: gall wasps, Oak gals, Oregon Department of Forestry