Araceae
Anthurium antrophyoides Killip
SUMMARY
Plant terrestrial, to ca. 50 cm tall; caudex 4-10 x 1-2 cm; cataphylls persisting intact, 7-9 cm long; petioles subterete, 14-33 em long, sulcate adaxially; briefly sheathed at base; blades rhombic-ovate-lanceolate, 10-28 X 4.5-12 em, with a triangular long-acuminate apex, abruptly cuneate-narrowed to petiole, suboblique, coriaceous, bright green and semiglossy to shiny above with minute and dense white punctations, light yellowish green and slightly paler and semiglossy below; basal veins 7-11 (3-5 pairs per side), the outermost pair of veins reaching to within 0.3 mm of the margin in the lower half, extending to base of acuminate apex and anastomosing with second pair of basal veins, the second pair reaching to about 1.5 mm from the margin just above middle, and extending to apex, the 2 inner pairs of basal veins and the primary lateral veins anastomosing with the second pair of basal veins above middle; primary lateral veins 3 to 5 pairs per side, scarcely more conspicuous than the interprimary veins, arising at 10-20° angle. INFLORESCENCE erect; peduncle subterete, light green, 9-17 cm long; spathe white or green, sometimes waxy, elliptic, 4-9.3 x 2.3-3 cm, acute rounded at apex and abruptly caudate-acuminate (acumen 1 cm long); stipe 1 cm long; spadix 1-3 x 0.5 cm, erect, white to cream or pale green; perianth segments equal, about 0.8 mm x 1 mm.