000 00329 am a2200121 a 4500
245 1 _aDimorphic leaves of cotton and allied plants in relations to heredity
260 _aWashington
_bUSDA
_c1911
300 _a59p
100 1 _aCook, O.F.
_d
942 _2udc
_cB
440 _aA.E.S. No.221,Bureau of Plant Industry
901 _aS5625
999 _c99814
_d99814