Montanoa andersonii was first described by Rogers McVaugh in an article for Contributions from the University of Michicgan Herbarium in 1972. It can be a shrub to small tree with variable leaves. A flower head is composed of ray florets with white corollas surrounding the central disc florets with yellow corollas. Most reproductive parts are light yellow to yellow with purple at the tips. For more detail, see the diagnostic description below.