@book{bhlitem13773, title = {Contributions from the United States National Herbarium }, volume = {v.13 (1909-1912)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/13773}, note = {https://www.biodiversitylibrary.org/bibliography/687}, publisher = {Washington, D.C, Smithsonian Institution Press, 1890-}, author = {United States. National Herbarium.}, year = {1909}, pages = {672}, keywords = {Botany|Periodicals}, }