Anthurium punkuyocense Croat

Terrestrial to ca. 1 m; internodes 2.5 cm long, 1.1 cm wide on drying grayish brown, finely granulated, finely ridged; cataphylls 11.5 cm long, the base persisting as fine pale fiber, finally deciduous; petioles 37.3 cm long, drying yellowish brown; geniculum 18 mm long, 2.5 mm wide, drying a darker brown, many few-ribbed, finely granulated; blades 28.2 cm long, 17 cm wide, 1.65 cm longer than broad, .75 times as long as petioles, deeply lobed at base, nearly concolorous, drying a dark grayish yellow-greenish on both surfaces, abruptly long-acuminate at apex; upper surface moderately smooth; lower surface moderately smooth but with a few weakly raised bumps in each areole; anterior lobe 20.8 cm, broadly rounded or rarely weakly concave; posterior lobe 8.7 cm long, 8.6 cm wide, directly toward base; basal veins 6-7 pairs, 1st and 2nd pair free to base, 3rd fused 8mm, 4th fused 23 mm, 5th-6th fused 3.5 cm, 7th fused 16 mm; posterior rib naked 1.4 cm; midrib narrowly rounded to bluntly acute above, narrowly round-raised, minutely granular, sparsely pustular, drying slightly darker than surface below; primary lateral veins 3-4 on both sides, arising at 54° angle, minutely granular, short pale-lineate; tertiary veins not raised but easily visible above, weakly prominulous below; collective veins arising from 1st basal vein, 3-5(-8) mm from margin. INFLORESCENCE; peduncle 14.3 cm long, 1.5 mm wide; spathe green, 7.8 cm long, erect-spreading, 1.8 cm wide, 1.83 times longer than broad, green, drying yellowish brown, narrowly acuminate at apex; spadix green, 7.3 cm long, drying 5 mm diam., 18 times longer than broad, stipitate 3-4 mm; flowers 7 visible per spiral, 1.4 mm long, 1.7 mm wide; lateral 3-lobed, tepals minutely granular with sparse pale inclusions, lateral tepals .6-.8 mm wide, inner margins rounded, outer margins 3-sided.