Journal of the Royal Horticultural Society. London. Vols. 1-100(5), 1866-1975 [vols. 1-4 were styled “new ser.”]. J. Roy. Hort. Soc. Preceded by: Journal of the Horticultural Society of London. Superseded by: Garden. London. ULS 4-3722-1. ISSN 0035-8924 HI 66908