| Field notes | Terrestrial to ca 1 m tall, petioles triangular, the surfaces flat to slightly elevated, the angles narrowly winged; blades dull; midrib obtusely angled at base, acutely so toward apex, major laterals and collecting vein weakly sunken; midrib acutely angled, raised; major laterals and collecting vein darker, weakly raised, peduncle 1-2 ribbed, sometimes flat on one side; spathe green, recurved; spadix brown, the fruits emerging early, narrowly ovoid, acute at apex, becoming purple |