000 00257 a2200121 4500
080 _a632.5
_bK 96 W
245 1 _aWeed seedling
_cby A.P. Kummer
260 _aLondon
_c1951
650 _aWeed
100 1 _aKummer, A.P.
_d
300 _a435 p.
901 _a38432
999 _c46223
_d46223