From looking up bloodroot, it looks very toxic, so it should be completely avoided. The wikipedia page says by topical application it destroys cells (that can't be helpful anyways).
On the chart, pennyroyal can be deadly if too much is taken, so avoid it completely.
Chart 6 looks interesting, it is about diosgenin and progesterone responses, but it is about breast cancer cells. There are few herbs that inhibit breast cancer cells, and promote healthy growth. It'd be better to isolate effects on healthy cells. I don't know what to make of the data on it.
So that chart is indexed but inaccessible through pubmed. The full study is accessible a click away from the chart Lotus gave you. There's two types of estrogen receptors, and ER-alpha is in the breast (ER-beta generally isn't), some in the ER chart don't interact with ER-alpha.
Here's a working research project,
https://en.wikiversity.org/wiki/Sexual_h...nlargement most claims in it can be verified by the reference by the number.