| Field notes | Growing on upper edge of rocky walls in full shade of forest; stems 4-5 cm diameter, densely rooted; petioles canaliculate, the margins sharp, the lower side with a single blunt rib, 15-25 cm long, ca. 2.2 cm diameter, inflorescence +- erect or reclining, heavy; spathe green, erect or recurved; spadix brown. Collection of cultivated origin. |