Cypripedium kentuckiense C.F.Reed

Plants erect, 35–97 cm. Leaves 3–6, rather evenly spaced along stem, alternate, spreading; blade broadly ovate to ovate-lanceolate or ovate-elliptic, 13–24 × 4.3–15 cm. Flowers 1–2; sepals greenish or yellowish, heavily spotted, striped, reticulately marked with dark reddish brown or madder; dorsal sepal broadly ovate to ovate and elliptic, 61–126 × 24–65 mm; lateral sepals connate; synsepal 55–103 × 12–40 mm; petals spreading-deflexed, same color as sepals, spirally twisted, linear, 84–156 × 7–15 mm; lip ivory to pale yellow, obovoid, (41–)53–65 mm; orifice basal, 27–37 mm; staminode broadly ovoid, ovoid-cordiform, or ovoid-deltoid.

Can be grown by divisions.