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Araceae
Philodendron surinamense (Miq.) Engl.
SUMMARY
Hemiepiphytic vine. Internodes terete to subtetragonous, 1.5-1 1 cm long, 5-7 mm diam., green, soon turning light brown. LEAVES: Petioles 2.5-12 cm long, sheathed throughout, the sheath erect-incurled, medium green, weakly glossy, free-rounded and narrowly rounded at apex, to 1.2 cm wide when expanded. Blades oblong-elliptic, 12-34 cm long, 3-10 cm wide, acuminate or sometimes cuspidate at apex, acute to rounded at base, subcoriaceous, semiglossy, slightly bicolorous, drying gray-green above, yellow-green below. Midrib deeply sunken above, convex below. Primary lateral veins flat and barely apparent above, flat and darker than surface below, little or not at aU more apparent than the minor veins below. INFLORESCENCE 1 per axil. Peduncle 3.5 cm long. Spathe green, 11-15 cm long, narrowly acuminate at apex, deciduous promptly after anthesis. Spadix 7-9.5 cm long. Pistillate portion 3- 4.3 cm long, 8-10 mm diam.