Araceae
Anthurium amnicola Dressler
SUMMARY
Rupicolous; stems to 30 em long, 4-6 mm diam.; roots few, less than 2 mm diam.; cataphylls very thin, 4-5 cm long, drying reddish brown, persisting intact. LEAVES erect-spreading; petioles 6-11 cm long, subterete, shallowly sulcate adaxially; geniculum 1-2 cm long, inconspicuous; blades subcoriaceous, semiglossy, elliptic to elliptic-lanceolate, gradually acuminate at apex, narrowly acute to rarely obtuse at base, 7-14.5 x 1.2-3.7 cm, usually broadest near the middle; upper surface sparsely and inconspicuously glandular-punctate; lower surface epunctate; midrib acutely raised above and below, sunken toward apex above; basal veins 1 to 2 pairs, weakly sunken; primary lateral veins 3 to 4 per side, more or less obscure; collective vein arising from the first basal vein, 3-4 mm from the margin. INFLORESCENCE erect; peduncle terete, 6-26 cm long; spathe subcoriaceous, pale lavender (B & K purple 6/5), ovate, 2.6-4.2 x 1.5-2.2 cm, abruptly acuminate to cuspidate at apex, rounded to attenuate at base, inserted at 45° angle on peduncle; stipe 3-7 mm long; spadix violet-purple, tapered toward apex, 0.8-2 cm x 4-5 mm. Flowers rhombic to more or less 4-lobed, 1.9-2.2 x 3- 3.2 mm, inner margins ± straight; pistil weakly raised; stigma linear, ca. 0.4 mm long; lateral stamens emerging first, the alternates following slowly; anthers white, ca. 0.6-0.7 mm long, 1 mm wide, held at edge of tepals; pollen white. INFRUCTESCENCE with globose, whitish berries, 4-4.5 mm diam., mesocarp gelatinous; seeds 1 to 2, green, ovoid, slightly flattened, 2.5-3 x 2-2.5 mm.