@article {928,
	title = {Wuchsformenuntersuchungen an balkanischen Hypericum-Sippen. (Investigation of the growth form of Hypericum taxa from the Balkan Peninsula.)},
	journal = {Bot. Jahrb.},
	volume = {102},
	number = {part 1 - 4},
	year = {1981},
	note = {Ge, Summary language(s): EnGeog=1KBD, Royal Botanic Gardens, Kew.},
	pages = {239 - 254 (1981) - illus.},
	keywords = {Systematics: ANGIOSPERMAE HYPERICACEAE: HYPERICUM},
	author = {Hagemann, I}
}
@article {936,
	title = {Wuchsformenuntersuchungen an zentraleuropaischen  Hypericum- Arten. (Analysis of growth forms of central European  Hypericum species.)},
	journal = {Flora (Germany)},
	volume = {173},
	number = {part 1/2},
	year = {1983},
	note = {Ge, Summary language(s): EnGeog=1KBD, Royal Botanic Gardens, Kew.},
	pages = {97-142 (1983)- illus.},
	keywords = {Systematics: ANGIOSPERMAE HYPERICACEAE: HYPERICUM},
	author = {Hagemann, I}
}
@article {945,
	title = {Hypericum triquetrifolium Turra, ein Wurzelspross-Geophyt Wuchsform und Verbreitung. (Hypericum triquetrifolium Turra, a perennial with shoot bearing roots, growth form and distribution.)},
	journal = {Flora (Germany),},
	volume = {175},
	number = {part 6},
	year = {1984},
	note = {Ge, Summary language(s): EnIcones,Maps. Geog=0KBD, Royal Botanic Gardens, Kew.},
	pages = {385-405 (1984) - illus., maps.},
	keywords = {Systematics: ANGIOSPERMAE HYPERICACEAE: HYPERICUM},
	author = {Hagemann, I and Meusel, H}
}
