Shumack

Shumack, Chapacour, and the famous Snake-root, ſo much admir'd in England for being a Cordial, and an Antidote in all Peſtilential Diſeases.

Source: wiktionary

Immediately after leaving the town, on each side of the road, were the purple flowers of the iron-weed and the red shumack, under which the deer love to repose, for it conceals them from their enemies, as the variegated heath did the tartan-clad Highlanders.

Source: wiktionary

He seemed like a broken reed / On the shore of a marshy lake, / In the fall when the shumacks bleed / 'Mid the withering grass of the brake.

Source: wiktionary