000 00478nam a2200157Ia 4500
245 _aIntroduction to polynology
_cG. Erdtman
260 _aNew York
_bRonald
_c1957
300 _aVol.2(151p.):ill.,tab.
082 _a582.13
_bE66I.2
690 _aPollen-Morphology
690 _aBotany-Clamitiation
490 _aPollen and spore morphology/plant taxonomy
500 _aIncludes index
500 _aContents: v.2.Gymnospermae, pateridophyta, bryophyta
100 _aErdtman, G.
_d
999 _c20718
_d20718