Desert rock nettle (Eucnide urens; desert stingbush), yellow flowers. 220-Mile Canyon, Grand Canyon NP, Arizona, USA.
A desert rock nettle (Eucnide urens or desert stingbush) shrub blooms with creamy yellow flowers in Two Hundred and Twenty Mile Canyon at Colorado River Mile 220.1. Day 15 of 16 days rafting 226 miles down the Colorado River in Grand Canyon National Park, Arizona, USA.