Field book of western wild flowers, New York, 1915, identification, West US, wildflowers, Margaret Neilson Armstrong, women in science, The illustration features two botanical specimens. The upper part depicts the Small Azalea (Azalea strum-albiflorum), showcasing its delicate flowers and leafy branches, emphasizing the intricate details of its blossoms. Below, the California Huckleberry (Vaccinium ovatum) is represented with its elegant drooping flowers and broad leaves, offering a clear view of the plant's structure. Both illustrations highlight the unique characteristics of these species, including the arrangement of petals and foliage, and serve as a reference for identifying these plants in their natural habitat.