Volume 13 of The Silva of North America by Charles Sprague Sargent, published in 1902, serves as a supplement to the preceding volumes in this comprehensive botanical series. This volume focuses on the Rhamnaceae and Rosaceae families, offering detailed descriptions of tree species native to North America, excluding Mexico. Sargent’s work is renowned for its meticulous documentation and has been instrumental in advancing the study of North American dendrology.

In this volume, Sargent continues his methodical approach by providing in-depth morphological descriptions, habitat information, and distribution patterns for each species. The inclusion of high-quality illustrations, many of which were created by Charles Edward Faxon, enhances the reader’s understanding of the distinct characteristics of each tree. These visual aids complement the textual descriptions, making the work accessible to both professional botanists and enthusiastic amateurs.

Sargent’s dedication to documenting the diverse tree species of North America reflects a broader 19th-century movement toward cataloging and understanding the natural world. His work not only provides scientific value but also offers insights into the historical context of botanical exploration during that era. By focusing on the Rhamnaceae and Rosaceae families in this supplement, Sargent ensures a more complete representation of North America’s arboreal diversity.

Volume 13 of The Silva of North America stands as a testament to Sargent’s commitment to botanical science. His comprehensive and detailed approach has left a lasting legacy, providing a valuable resource for future generations interested in the study and appreciation of North American trees.