@article {897,
	title = {The distribution and abundance of natural locations of Centaurium umbellatum Gilib., Frangula alnus Mill., Helichrysum arenarium (L.) Moench, and Hypericum perforatum L., in the area of voivodships of Poznan, Konin, Leszno, and Kalisz.},
	journal = {Herba Pol.},
	volume = {23},
	year = {1977},
	note = {Abstr. in Excerpta Bot., A, 33(4): p.281 (1979). Geog=1KBD, Royal Botanic Gardens, Kew.},
	pages = {149 - 154 (1977).},
	keywords = {Systematics: ANGIOSPERMAE COMPOSITAE: HELICHRYSUM},
	author = {Kowal, T and Pic, S and Wesolowska, M and Buk, B and Rydzewska, H}
}
