Field book of western wild flowers, New York, 1915, identification, westus, wildflowers, Margaret Neilson Armstrong, Margaret Neilson Armstrong, mint, women in science, The illustration showcases two distinct plants side by side. On the left is the Giant Hyssop, scientifically known as Agastache urticifolia, characterized by its tall, slender stem and broad, serrated leaves. The flower spikes are prominent, featuring small, tubular blossoms arranged in a dense cluster at the top. On the right is Horse-mint, identified as Monarda punctata, which displays a more branched structure with whorled leaves and clusters of tubular flowers that have a unique, ruffled appearance. Both plants are depicted with clear labels, emphasizing their botanical names and features, making it a valuable reference for plant identification.