Philodendron wilburii var. longipedunculatum Croat & Grayum

Usually terrestrial, sometimes hemiepiphytic; internodes 3--15 cm long, 1.3--1.7 cm diam.; cataphylls soft, 7--15 cm long, sharply D-shaped, usually sharply 2-ribbed, sometimes unribbed or sharply 1-ribbed. LEAVES: Petioles 16--55 cm long, 5-10 mm diam., obtusely flattened or bluntly D-shaped adaxially; blades triangular-ovate with spreading lobes, 22--35 cm long (averaging 28 cm), 16--31 cm wide (averaging 21 cm; 1.03--1.4 times longer than wide, averaging 1.3 times), (0.6--1.3 times longer than petiole); sinus usually arcuate or arcuate with decurrent petiole. INFLORESCENCES 1 or 2 per axil; peduncle 11--29 cm long, 5-10 mm diam.; spathe 8.7--18 cm long; spadix 6.7--11.2 cm long; pistillate portion 2.8--5.5 cm long; ovary (5)6--7(8)-locular; ovules 1--2 per locule. INFRUCTESCENCE: Berries bright orange (mature) or white (immature); seeds yellow-orange, narrowly ellipsoid.