@book{bhlpg41819610, title = {Till algernes systematik; nya bidrag }, volume = {pt.1-4 (1873-1885)}, url = {https://www.biodiversitylibrary.org/page/41819610}, publisher = {}, author = {Agardh, Jacob Georg, 1813 -1901}, year = {1873}, pages = {Page 110}, }