Anthurium riocojimiesense

Epiphytic; internodes 2.5 - 6 cm long, 4 mm diam., brownish; cataphylls persisting, 3 - 9 cm long, 3 - 4 mm wide, sheathing the stem, drying medium brown. LEAVES 21 - 28 cm long with petioles 7.5 - 11.5 cm long, sharply sulcate adaxially, drying C-shaped; geniculum, 0.8 cm, slightly darker than petiole; blades elliptic, acute at apex and base, rippled along the margins, 8.5 - 15.5 cm long, 3 - 6.9 cm wide, 2.1 - 3.0 times longer than wide, 0.75 - 2 times longer than petiole, midrib drying concolorous, finely and sharply raised above, slightly lighter to reddish, flattened to slightly rounded below; primary lateral veins 9 - 13 pairs, arising from the midrib at a 45 - 60° angle, concolorous, barely discernable above, concolorous, slightly more discernable below; collective veins somewhat more prominent, arising from the base and running to the apex 5 - 8 mm from the margins; upper surface nearly matte, drying dark gray-green, micro-granular, with rod-shaped raphide cells and dark glandular punctations; lower surface drying lighter gray-green, semiglossy, with abundant dark glandular punctations. INFLORESCENCE erect, 6 - 15 cm long with peduncles 4.5 - 11.5 cm long, 1 mm diam.; spathe 1.8 cm long, 0.4 cm wide, pale green, borne parallel to spadix, spadix white to greenish, sessile 1.4 - 3 cm long, 0.3 - 1 cm diam., slightly tapered, flowers 4 - 5 visible per spiral, 1.4 mm long, 1.4 mm wide, lateral tepals 1 mm wide, outer margins 2-sided, inner margins nearly straight,anthers emergent, arrangedaround the pistil. INFRUCTESCENCE: berries 4 - 5 mm long and wide.