00313nam a2200109Ia 450000500170000000800410001708200140005810000220007224500610009426000400015530000080019520260224040826.0260224s9999||||xx |||||||||||||| ||und||  a581.6 LAN  aLangenheim, J.H.  0aBotany: plant biology and its relation to human affairs   aNew York: John Wiley & Sons. c1982  a624