Caudex often elongate and prostrate, as much as 10 cm. or even more in diameter, erect at the apex and bearing several large leaves; petioles succulent, 35-40 cm. long, the sheath broad, persistent, ending 1.5-5 cm. below the base of the blade; blades rather thin when dried but thick and succulent when living, mostly oblong-elliptic, short-acuminate or rounded and apiculate at the apex, more or less oblique and acute to almost rounded at the base, 30-60 cm. long and 18-30 cm. wide or even larger, the primary lateral nerves 20-22 on each side, divergent at an angle of 45-60 degrees; peduncles 20-25 cm. long, 1 cm. thick; spathe large, coriaceous, 30 cm. long or more, orange or yellow, the convolute portion 20 cm. long, the limb oblong, 4 cm. wide; lowest part of the spadix naked, the pistillate remotely few-flowered, reaching to the middle of the spathe or higher, the staminate part of the spadix separated from the pistillate by a sterile interval; ovary broadly depressed, 4-5 mm. in diameter, the staminodia linear, 5 mm. long.
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