September 8, 2020 Eriogonum truncatum Mount Diablo Buckwheat Mount Diablo buckwheat flowers. Photo by Lech Naumovich (CC BY-NC-SA 2.0). California Rare Plant Rank 1B: Plants rare, threatened, or endangered in California and elsewhere More InformationMount Diablo Buckwheat Reminds Us of Why We Preserve Habitat Additional Resources Presumed Extinct, a Wildflower Reappears on Mount Diablo
