Syn. = Hermodactylus tuberosa

The International Plant Names Index (2008) at www.ipni.org

“They purge flegm, especially from the joynts, therefore are good for gouts, and other disease of the joynts. Their vices [side-effects] are corrected with long pepper, ginger, cinnamon or mastich: I would not have unskilful people to busy with purges.”

Culpeper, Nicholas. (1653). The London Dispensatory. London

This is a beautiful dwarf iris, but seems to have completely disappeared from modern herbals and all I can offer you is that John Gerard (1545-1612), the herbalist, described the colour as ‘goose-turd green’.

Oakeley, Dr. H. F. . (2013). The Gardens of the Pharmacopoeia Londinensis. Link