Anthurium dolichocnemum Croat

Terrestrial with creeping rhizome, sometimes epiphyte; internodes 1-13 cm long, 3-6 mm diam., medium green, matte or weakly glossy, soon light gray-brown; cataphylls thin, 3-7 cm long, bluntly 1-ribbed, weathering brown, mostly deciduous or with a few weak fibers persisting; LEAVES drying green; petioles subterete, narrowly and obtusely sulcate (the margins bluntly acute), medium green, matte to weakly glossy, 12-29 cm long, 3 mm diam.; geniculum 1 cm long, 4 mm diam., broadly sulcate; blades sagittate-subhastate, with lobes projecting outwards, concave near the base, acuminate, 17-31 cm long, 6-20 cm wide, averaging 23 x 15 cm, l.2-2.6 times longer than wide, .8-1.7 times as long as petioles, thinly coriaceous, dark green and matte-subvelvety above, light green and matte below; ntidrib narrowly raised and slightly paler above, narrowly raised and slightly paler below; primary lateral veins 6-10 pairs, arising at 45-60° angle, loop-connected to the connective veins, deeply sunken and concolorous above, narrowly raised and slightly paler below; tertiary veins in part weakly raised below; collective veins arising from the 1st basal vein, 4-8 mm from margin; basal veins 4-6, first 2 free to base, the remainder coalesced to varying degrees and branching from the posterior rib; posterior rib straight or slightly curved, naked 8-27 mm; sinus broadly to narrowly hippocrepiform. INFLORESCENCES erect-spreading; peduncle generally longer than petiole, terete, 18-46 cm long, 2-3 mm diam.; spathe green, lanceolate, caducous, ca. 7 cm long, l.3 cm diam.; spadix sessile, tapered, dark green and glossy when immature, turning violet and matte when mature, 2.3-6.5 cm long, 4-5 mm wide Flowers 4-5 visible per spiral, 2.4-2.6 mm long and wide; lateral tepals 2.2-2.4 mm wide, the outer margin 2-sided, inner margin broadly rounded. INFRUCTESCENCES: Berries green, early-emergent, mature berries not seen.