00370nam a2200157Ia 4500008004100000041001200041082000800053082001100061100001800072100001100090245003500101260001400136260003100150260000900181650002200190150901s9999    xx            000 0 und d  aEnglish  a580  bHEY/PO  aHeywood V H    eEditor  aPopular encyclopedia of plants  aCambridge  bCambridge university press  c1982  aBotanical science