@book{bhlpg53647160, title = {Arnoldia }, volume = {v.27 (1967)}, url = {https://www.biodiversitylibrary.org/page/53647160}, publisher = {Arnold Arboretum, Harvard University}, author = {Arnold Arboretum. }, year = {1967}, pages = {Page 12}, } @book{bhlpg30255393, title = {Flora of the U.S.S.R }, volume = {v.10 (1971)}, url = {https://www.biodiversitylibrary.org/page/30255393}, publisher = {Israel Program for Scientific Translations}, author = {Botanicheskiĭ institut (Akademii︠a︡ nauk SSSR) }, year = {1968}, } @book{bhlpg30255704, title = {Flora of the U.S.S.R }, volume = {v.10 (1971)}, url = {https://www.biodiversitylibrary.org/page/30255704}, publisher = {Israel Program for Scientific Translations}, author = {Botanicheskiĭ institut (Akademii︠a︡ nauk SSSR) }, year = {1968}, pages = {Page 326}, } @book{bhlpg42394237, title = {Index Kewensis. names of seed-bearing plants at the rank of family and below published between January 1976 and the end of 1980 with some omissions from earlier years Supplement seventeen }, volume = {Suppl. 17}, url = {https://www.biodiversitylibrary.org/page/42394237}, publisher = {Clarendon Press}, author = {Royal Botanic Gardens, Kew. }, year = {}, pages = {Page 284}, }