Caption:
Alpen-Flora, Heidelberg, C. Winter, 1906, alps, mountain plants, pictorial works, An illustration depicting two species of flowering plants from the alpine region. On the left, labeled A, is Veronica saxatilis, commonly known as Rock Speedwell, featuring small, delicate purple flowers and lush green leaves. On the right, labeled B, is Veronica Allioni, or Allioni's Ground-heath, showcasing taller spikes adorned with vibrant purple blooms. Both plants are depicted with detailed anatomical features, highlighting their leaves and floral structures, contributing to a botanical study of alpine flora.