Following on from the yellow water-lily connection, there is another article released on Goldberry linking her to 'Arthur Rackham' and 'Undine'.
https://priyasethtolkienfan.wordpres...-mrs-bombadil/
La Motte's tale of the naiad Undine is largely forgotten now – but back in the late 19th Century, the writer points out that it was very much in vogue.