Rosette and lower pitchers are ovoid in the basal portion, becoming sub-cylindrical above. They reach 20 cm in height and 5 cm in width. A pair of fringed wings (≤6 mm wide) runs down the front of the pitcher. The waxy zone of the inner surface is well developed. The pitcher mouth is ovate and has an oblique insertion. The peristome is a flattened cylinder in cross section and is up to 5 mm wide. The lid or operculum is ovate- in shape and lacks appendages. It has a rounded apex, a base, and measures up to 6 cm by 5 cm. Large nectar glands are concentrated along the midrib of the lid. An unbranched spur (≤9 mm long) is inserted near the base of the lid.