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The isolation of small amounts of genistein (5:7:4'trihydroxy-isoflavone) from subterranean clover (Trifolium subterraneum var. Dwalganup) and the demonstration of its weakly oestrogenic properties Also, the amount of genistein isolated by Bradbury & White (2 mg./ 100 g. of fresh clover) and its low oestrogenic activity
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D. H. Curnow (1954) studied this question.
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