@article {844,
	title = {Studies in Hypericum: validation of new names.},
	journal = {Bull. Nat. Hist. Mus. (London), Bot.},
	volume = {23},
	number = {part 2},
	year = {1993},
	note = {EnMany new taxa. Geog=0KBD, Royal Botanic Gardens, Kew.},
	pages = {67-70 (1993) -},
	keywords = {Systematics: ANGIOSPERMAE GUTTIFERAE: HYPERICUM},
	author = {Robson, NKB}
}
@article {847,
	title = {Studies in the genus Hypericum L. (Guttiferae) 4(1). Section 7. Roscyna to 9. Hypericum sensu lato (part 1).},
	journal = {Bull. Nat. Hist. Mus. (London), Bot.},
	volume = {31},
	number = {part 2},
	year = {2001},
	note = {EnIcones, Maps, Chromosome numbers, Anatomy and morphology, Keys. 1 gen. nov.; 1 sp. nov.; 4 comb. nov. Geog=0KBD, Royal Botanic Gardens, Kew.},
	pages = {37-88 (2001) - illus.},
	keywords = {Systematics: ANGIOSPERMAE GUTTIFERAE: HYPERICUM, LIANTHUS},
	author = {Robson, NKB}
}
@article {848,
	title = {Studies in the genus Hypericum L. (Guttiferae) 4(2). Section 9. Hypericum sensu lato (part 2): subsection 1. Hypericum series 1. Hypericum.},
	journal = {Bull. Nat. Hist. Mus. (London), Bot.},
	volume = {32},
	number = {part 2},
	year = {2002},
	note = {EnIcones, Maps, Chromosome numbers, Anatomy and morphology, Keys. Hypericum perforatum subsp. chinense subsp. nov. Geog=0KBD, Royal Botanic Gardens, Kew.},
	pages = {61-123 (2002) - illus.},
	keywords = {Systematics: ANGIOSPERMAE GUTTIFERAE: HYPERICUM},
	author = {Robson, NKB}
}
@article {855,
	title = {Studies in the genus Hypericum L. (Guttiferae) 6. Sections 20. Myriandra to 28. Elodes},
	journal = {Bull. Nat. Hist. Mus. (London), Bot.},
	volume = {26},
	year = {1996},
	pages = {75-271},
	author = {Robson, NKB}
}
