B. oemperflorins Garden 52: 279, 1897 53: 377, 1898 58: 128, 1900 88: 31, 1924 Gardner 9: 84, 1875 Gartenflora 22: 101, 1873 28: 209, 1879 34: 26, 1885 Gartenschoenheit 5: 150, 1924 Gartenzeitung 2: 49, 515, 1883 3: 548, 1884 Ga Hamb. Gart. 26: 41, 1870 40: 519, 1884 Horticulture 1: 23, 1904 32: 293, 1920 25 15: 13, 1937 " 16: 100, 1938 Horticulturist 1: 379, 380, 1847 Jour. Hort. Pract. Gard. 1: 111, 1863 29: 504, 1875 30: 114, 1876 Journ. N.Y. Bot. Gard. 33: 75, 1932 40: 63, 1939 Journ. Soc. Nat. Hort 45 7: 609, 1906 " 13: 319, 1912 Krew Bull. 45 52, 1900 Monatsschr. Garten. Pflanzenk. 20: 398, 1847 Nuburt Mag. 41, 1855 Rev. Hort. Belg. 3: 29, 1847 5: 100, 1849 8: 40, 1882 10: 250, 253, 1884 17: 110, 1891 29: 213, 1903 33: 164, 196, 252, 1907