Terrestrial shrub, rarely a climber. Stem upright, 30⎼60 cm tall or less. Leaves petiolate; lamina broadly lanceolate, up to 20 cm long, 6 cm wide; apex acute or obtuse; base attenuate; petiole broad, up to 7 cm long, canaliculate. Lower pitchers up to 15 cm tall, 6.5 cm wide, generally ovoid, sometimes globose or tub-shaped, up to 12 cm wide, usually yellowish-green or orange, may be flushed with red or brown; wings to 8 mm wide, with fringed filaments to 5 mm long. Peristome dark red, loosely cylindrical, broad, up to 2 cm wide, expanded towards the sides and back of the pitcher mouth, lined with ribs up to 2 mm high, spaced up to 3 mm apart, the inner edges with needle-like teeth to 5 mm long. Pitcher lid cordate, with a rounded or pointed apex, up to 5 x 4 cm, lacking an appendage; spur narrow, branching occasionally, and up to 8 mm long. Upper pitchers not known, but narrow, elongated pitchers, almost funnel-shaped, are produced by plants with longer than 2 m stems.
McPherson, S. & V.B. Amoroso. 2011. Field Guide to the Pitcher Plants of the Philippines. 60p. Redfern Natural History Productions Ltd., Poole, Dorset, UK.
Pelser, P.B., J.F. Barcelona, & D.L. Nickrent (eds.). 2011 onwards. Co’s Digital Flora of the Philippines. http://www.philippineplants.org.