Panax quinquefolius Linnaeus, Species Plantarum 2: 1058. 1753.

"Habitat in Canada, Pensylvania, Virginia." RCN: 7711.

Lectotype (Reveal in Phytologia 71: 473. 1991): Kalm, Herb. Linn. No. 1237.1 (LINN; iso- BM) .

Generitype of Panax Linnaeus (vide Green, Prop. Brit. Bot.: 194. 1929).

Current name: Panax quinquefolius L. ( Araliaceae).

Note: Specific epithet spelled “quinquefolium” in the protologue.