Araceae
Anthurium kareniae Croat
Nomenclature
SUMMARY
Terrestrial; internodes short, ca. 4 - 5 cm long, 2.5 cm diam.; cataphylls 13 cm long, 3.5 cm wide, persisting intact. LEAVES with petioles 66.5 cm long, 0.9 cm wide, subterete, drying broadly sulcate with obtuse margins, medium to lighter yellow-brown, matte; geniculum 3 cm long, darker than petiole; blades wide-ovate-sagittate with posterior lobes turned inward and overlapping, 35 cm long, 24.5 cm wide, widest 2.5 cm above petiolar plexus, 1.4 times longer than broad, 0.5 times as long as petiole, subcoriaceous, dark green and semiglossy above, slightly paler and weakly glossy below, drying bicolorous medium yellow-brown, weakly glossy below; upper surface moderately smooth, faint granulations; lower surface diffuse punctations, somewhat granulated; anterior lobe 23.5 cm long, 24.5 cm wide, margins broadly convex; posterior lobes 11.5 cm long, 10.5 - 12 cm wide, slightly overlapping when flattened; midrib slightly raised above, narrowly convex with a medial rib, medium reddish brown; primary lateral veins 4( - 5) pairs, arising at a 43 - 47° angle, slightly raised above, narrowly rounded with medial rib below, medium reddish brown; tertiary veins narrowly raised above and below; collective veins arising from 1st pair of basal veins, 2 - 8 mm from margin; antimarginal veins present; basal veins 7 pairs, first 2 pairs free to the base, coalesced to 3.5 cm, the 3rdpair branching off at 1.5 cm, the 4th and 7th branch off at 2.5, and the 5th and 6th branch at 3.5, narrowly rounded with medial ribs, medium reddish brown; posterior rib 2.6 cm long, naked to 2.5 cm, almost straight; sinus obovate and somewhat mitered. INFLORESCENCE erect; peduncle 26.5 - 31 cm long,4 - 5 mm diam.,narrowly and obtusely sulcate, drying medium yellow-brown, 3.9 times longer than spathe; spathe 7 - 7.5 cm long, 2.5 cm wide, oblong with an acumen (acumen 1 - 1.2 cm long), subcoriaceous, erect-spreading, pinkish green, drying yellow-brown to darker brown; spadix stipitate 3 mm, cylindroid-tapered, 5.5 cm long, 0.7 cm wide, pinkish green, drying dark brown; flowers 8 - 9 per spiral, 1.7 - 1.9 mm long, 1.6 - 1.9 mm wide; lateral tepals 0.9 - 1.0 mm wide, inner margin acute, outer margin 3-sided, surface minutely granular, anthers 0.6 mm long and 0.4 mm wide, thecae not divergent. INFRUCTESCENCE 11.0 cm long, 2.0 cm diam., bright red-orange, berries emergent.