Araceae
Anthurium suethompsoniae Croat
Nomenclature
SUMMARY
Epiphytic; stem erect; internodes short, 2.5 - 3 cm diam.; cataphylls incomplete, at least 7.2 cm long, 1.2 cm wide, persistent, coriaceous. LEAVES with petioles 51 cm long, 6 mm diam. midway, green, terete, narrowly and obtusely sulcate adaxially; geniculum 4 cm long, conspicuously darker than petiole; blades broadly ovate-sagittate, 47 cm long, 35 cm wide, widest 5 cm above petiolar plexus, 1.3times longer than broad, 0.9 times as long as petiole, coriaceous, dark green and matte above, paler and semiglossy below, drying medium yellow-brown and weakly glossy above, somewhat paler and semiglossy below; upper surface densely and minutely granular, faintly and densely pale short-lineate; lower surface weakly granular, not pale short-lineate, not dark-punctate; anterior lobe 31 cm long, broadly rounded on margins; posterior lobes 16 cm long, 14 cm wide; midrib convex above, narrowly convex with prominent medial rib below; primary lateral veins 5 pairs, arising at 51° angle, narrowly convex above, narrowly convex with medial rib below; tertiary veins somewhat raised and concolorous above and below; collective veins arising from 2ndpair of basal veins, 5 - 8 mm from margin, conspicuously looping; antimarginal veins present; basal veins 8 pairs, 2 pairs free to base, remainder coalesced to 5.5 cm, 3rdpair branching off at 2 cm, 4thand 8thpairs branching at 4 cm, 7th at 5 cm, 5th& 6thbranching at 5.5 cm; posterior rib 5.5 cm long, naked 3.5 cm, weakly curved; sinus spathulate, 14 cm deep. INFLORESCENCE erect; peduncle 33 cm long sulcate, 7 mm wide, drying shallowly and broadly, medium brown, matte, 2.0 times longer than spathe; spathe 15.5 cm long, 2.0 cm wide, linear-lanceolate, coriaceous, reflexed (on live plant), yellow-green, greener toward the edges, reflexed; spadix sessile, 12.8 cm long, 1.5 cm diam. midway, tapered, green, drying dark brown; flowers 8 - 10 visible per spiral, rhombic, 2.2 - 2.7 mm long, 3.5 - 3.8 mm wide, tepals weakly pale-dotted, lateral tepals 1.5 - 1.9 mm, inner margin broadly rounded, outer margin 2-sided to weakly 3-sided, surface with pale rounded cellular inclusions, stigma ellipsoid, stamens not visible.