Araceae
Anthurium colonchense Croat & Cornejo
SUMMARY
Epiphytic or terrestrial; internodes short, 1.5 cm diam.; cataphylls 5-7 cm long, soon becoming reddish-fibrous, these sometimes becoming disorganized; petioles (3.5)10-14 cm long, obtusely and prominently sulcate adaxially, drying prominently sulcate and dark brown; blades narrowly oblanceolate to elliptic-oblanceolate, (16)19-43.5 cm long, (3)5-9.0 cm wide, 3.5-8.5 times longer than wide, 3.8-8 times longer than the petioles, slightly inequilateral (one side as much as 4 mm wider), narrowly acute to abruptly acuminate at apex, acute to weakly attenuate at base, drying dark yellow-brown rarely grayish brown above; moderately paler and grayish yellow-brown to grayish green below, both surfaces conspicuously glandular-punctate, drying matte to weakly glossy; midrib prominently raised and concolorous above, drying acutely raised and darker than surface; primary lateral veins 10-12 per side, arising at (35)55-65° angle, weakly sunken above, weakly raised below; collective veins arising from the base, 3-6 mm from the margin, about as prominent or slightly more prominent than the collective veins. INFLORESCENCE erect-spreading to spreading; peduncle 25-36 cm long, drying dark brown; spathe 10-13 cm long, green, erect-spreading to reflexed, sometimes folded back obliquely above the middle; spadix yellow to pale orange, turning purplish brown after anthesis, 8-17.5 cm long, 5-6 mm diam.; flowers 5-6 visible per spiral, 2.0-2.2 mm long; tepals drying conspicuously warty with pale, irregular bumps. INFRUCTESCENCE 28 cm long, to 2 cm diam.; spadix green; berries white, broadened in the direction of the axis, more or less truncate at apex.