@book{bhlitem13787, title = {Contributions from the United States National Herbarium }, volume = {v.27 (1928)}, copyright = {In copyright. Digitized with the permission of the rights holder.}, url = {https://www.biodiversitylibrary.org/item/13787}, note = {https://www.biodiversitylibrary.org/bibliography/687}, publisher = {Washington, D.C, Smithsonian Institution Press, 1890-}, author = {United States. National Herbarium.}, year = {1928}, pages = {493}, keywords = {Botany|Periodicals}, }