Araceae
Anthurium promininerve Croat & M.M.Mora
SUMMARY
Terrestrial; stem 35-45 cm long; internodes short, 0.5-2.5 cm long, 2.7-5.1 cm diam., yellow-green, weakly glossy; cataphylls 1-ribbed, 6.520 cm long, persisting semi-intact, with longitudinal light brown fibers and reddish brown fragments of epidermis at upper nodes, but soon deciduous in the lower internodes; roots to 3 mm diam. at base, green. LEAVES spreading; petioles 85-108 cm long, 12 mm diam ., subterete, narrow and obtusely sulcate above, pale-speckled, almost matte; geniculum 3 cm long, 8 mm diam.; blades ovate-cordate to ovate-sagittate 57-89 x 26.5-44 cm, subcoriaceous, dark green and matte-subvelvety above, much paler and matte below; anterior lobe 45-70 cm long; posterior lobes rounded, 13-20 cm long, longer than broad; sinus parabolic, 9.5-15 cm deep; posterior ribs naked; major veins raised, thicker than broad, more or less acute and slightly paler than surface above; acute, weakly raised and concolorous below; midrib acute and slightly paler above; thicker than broad, convex, faintly 3-ribbed and slightly paler below; primary lateral veins 10-15 pairs, departing midrib at 45-50° angle; secondary veins thicker than broad, as conspicuous as primary lateral veins; basal veins 7 pairs; lst-3rd free to base, 5th-7th coalesced to 5 cm; collective vein arising from the 2nd basal pair, 3-7(-10) mm from margin; tertiary veins weakly visible. INFLORES-CENCE erect; peduncle terete, 29-83 cm long, 4-10 mm diam., light green short-lineate; spathe erect-spreading, lanceolate, long-acuminate at apex, 16.5-25 X 2.5-4.4 cm, moderately coriaceous, brittle, light green; spadix stipitate 1.6-2.6 cm, tapered, 14-31 cm long, 9-14 mm diam. at base, 8-10 mm midway, 4-5 mm at apex, dark olive-green, becoming bright golden yellow, with a sweet, weak aroma; flowers rhombic, 2-2.2 X 1.5-1.7 mm, 5-6 visible in the principal spiral; tepals glossy. INFRUCTESCENCE with spadix olive green; berries globose, dark purple, green at apex.