Anthurium machetioides Matuda

Description based on dried material only. Stem short; cataphylls thin, to 6.5 cm long, drying brown, persisting as linear fibers, probably deciduous. LEAVES with petioles 6-7 cm long, 4-5 mm diam., broadly sulcate adaxially, rounded abaxially; geniculum 0.4-0.5 cm long; blades, oblanceolate, narrowly acuminate at apex, narrowly cuneate at base, 45-48 cm long, 6-8 cm wide, broadest above the middle, both surfaces matte; midrib prominently and narrowly raised above and below; primary lateral veins 10-15 per side, departing midrib at 20-30° angle, arcuate to the collective vein; reticulate veins prominulous; collective vein arising from one of the lowermost primary lateral veins, 3-4 mm from margin. INFLORESCENCES equalling or longer than leaves; peduncle 40-48 cm long, to 5 mm diam., terete; spathe narrowly lanceolate, inserted at 45° angle on peduncle; spadix greenish, glaucous, long-tapered, 20-24 cm long, 13 mm diam. near base, 6 mm diam. near apex; flowers rhombic, 2-2.4 mm long, 2.4-2.6 mm wide; 13-14 flowers visible in principal spiral, 9-10 in alternate spiral; pistils not emergent; stigma ellipsoid, slitlike, 0.5 mm long; stamens emergent, held at edge of tepals; thecae ovoid. INFRUCTESCENCE unseen.