“Billeder af Nordens Flora Vol. 2,” authored by A. Mentz and C.H. Ostenfeld, is a seminal work that delves into the rich botanical diversity of the Nordic countries. First published in 1917, this volume offers a comprehensive exploration of the region’s flora, reflecting the botanical knowledge and ecological observations of the early 20th century. The authors, both distinguished figures in botany, meticulously document various plant families, providing readers with detailed descriptions and insights into the natural vegetation spanning from Norway’s mountains to Denmark’s heaths and Sweden’s marshlands.

In this volume, particular attention is given to the Rosaceae family, encompassing a variety of wildflowers such as the dog rose, burnet rose, and lady’s mantle. These species are not only integral to the Nordic landscapes but also hold significant ecological value. The authors’ detailed accounts shed light on the unique characteristics and habitats of these plants, enhancing our understanding of their roles within the ecosystem. Additionally, the book explores the Grossulariaceae family, which includes species like currants and gooseberries, and the Malaceae family, featuring plants such as hawthorns and cotoneasters. These sections provide valuable information on the diversity and distribution of these plant groups across the Nordic countries.

The collaboration between A. Mentz and C.H. Ostenfeld brings together a wealth of expertise and experience. August Mentz (1867-1944) was a Danish professor of botany at the Royal Veterinary and Agricultural University and played a pivotal role in nature conservation efforts in Denmark. His extensive work with the Danish Heath Society and contributions to botanical literature have left a lasting impact on the field. Carl Emil Hansen Ostenfeld (1873-1931), a renowned Danish botanist, was known for his exploration of flora and plankton in Danish waters. His tenure as curator at the Botanical Museum and later as a professor at the Royal Veterinary and Agricultural University underscores his significant contributions to botanical research and education.

“Billeder af Nordens Flora Vol. 2” serves as a vital historical document, offering insights into the botanical richness of the Nordic region during the early 20th century. Its detailed descriptions and illustrations provide a window into the plant species that shaped the natural landscapes of that era. For botanists, ecologists, and enthusiasts of Nordic flora, this volume remains a valuable resource, reflecting the dedication and scholarly rigor of its authors. The work not only enhances our understanding of plant biodiversity but also underscores the importance of preserving such knowledge for future generations.