Hawaiian Hopbush The 'flowers' on this hopbush (scientific name Dodonaea viscosa) are in reality seed pods. It is indigenous to Hawai'i. As seen along the Kaupo Trail at an elevation of 5,000 feet.
This image is from the presentation "A Hawaiian Kaleidoscope - Maui: Haleakala Climb and Downhill Cycle Descent, Snorkeling".