Hemi-epiphytic, epilithic, sometimes terrestrial vine. Stem: green apex becoming straw- coloured in the mature parts, internodes 1.5-4 cm long. Prophyll 9-31 x 0.8-3.5 cm, narrowly triangular, pale green to creamy green. LEAVES: Petiole 9-35 cm long. Leaf blade 16-40 x 6-19 cm, oblong to ovate to ovate-elliptic, base cordate, subcordate, base truncate to cuneate, apex acute to acuminate, chartaceous to sub-coriaceus; anterior division 15-30 x 6-19 cm, primary lateral veins 0-2, not poorly differentiated; posterior divisions 2-8 x 3-6.5 cm or absent; basal veins absent. INFLORESCENCE: 1 per floral sympodium; peduncle 2-5 cm long. Spathe 12-19 x 2-5 cm, ovate to boat-shaped, weakly constricted, frequently with acuminate apex, white outside and inside. Spadix 10-16 cm long, male zone 3.8-6 cm long, intermediate male sterile zone 0.4-1 cm long; apical male sterile zone 3-6.5 cm long; female zone 3-4 cm long Flowers: stamens 1-2 x 0.8-1.5 mm; intermediate staminodes 1.5-2.5 x 1.5-1.8 mm; apical staminodes 1.2-2.4 x 1-1.5 mm; gynoecium 1.8-2.5 x 1.5-2 mm, ovoid, ovary 7-9-locular, ovules 4-5 per locule.
Least Concern (LC). With a wide distribution in Southeastern and Southern Brazil, this species is not particularly threatened. Several populations occur within protected areas in São Paulo, in the Parque Estadual da Serra do Mar and Estação Ecológica da Boracéia and in Paraná, the Reserva da Biosfera da Mata Atlântica.