Roadside Flowers of Texas Author:Howard S. Irwin, Mary Motz Wills (Illustrator) Of the more than 5,000 species of flowering plants known to occur naturally in Texas, at least 1,000 fall into the popular category of "wildflower". All Texas plants, of course, in the strictest sense are wildflowers, but for most of us the term is reserved for the more attractive, conspicious members of our native flora. This book con... more »tains keys to and paintings and descriptions of 257 species of the more common wildflowers of the state, together with casual notes on many more. « less