Flowering time advances since the 1970s in a sagebrush steppe community: implications for management and restoration

First flowering dates of 51 species for years 1974-1979, and 1988 collected by Frank Craighead and 2016-2019 collected by authors are included in the attached CSV. Dates are displayed in Julian Day of Year format (1-365). Spring temperature data for March, April and May (MAM) is provided from both PRISM and Moose Weather Station in seperate CSVs. Missing data is marked by NA.