Gucker, C.L.; Shaw, N.L. 2018. Hoary tansyaster (Dieteria [Machaeranthera] canescens). In: Gucker, C.L.; Shaw, N.L., eds. Western forbs: Biology, ecology, and use in restoration. Reno, NV: Great Basin Fire Science Exchange. 17 p. Online: https://westernforbs.org/species/dieteria-machaeranthera-canescens-hoary-tansyaster/