[Footnotes]

[Footnotes]
1
Rhus is Poison Ivy, Poison Oak, and Poison Sumac: Identification, Precautions, Eradication, Farmers' Bul- letin, No. 1972, U. S. Department of Agriculture, 1946
Rhus is Poison Ivy, Poison Oak, and Poison Sumac: Identification, Precautions, Eradication
1946
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