Tree up to 1 tall. Branchlets 1-5 cm thick, puberulous to hispidulous, partly with uncinate hairs; prostomata present. Stipules 7-13 cm long, caducous, puberulous to subhirsute and with arachnoid hairs outside; petiole up to 50 cm long, trichilia present; blade coriaceous, ca. 25-60 x 25-60 cm, incisions 7-9, 2/3-4/5 the distance between outline and petiole, upper surface smooth to scabrous and usually with more or less dense, arachnoid hairs, lower surface on the veins puberulous to hirtellous, partly with uncinate hairs, and with arachnoid hairs in the areoles and on the smaller veins, extending to the main veins; secondary veins of the free part of the midsegment ca. 10-15 pairs, mostly branched, submarginally loop-connected. Staminate inflorescences: peduncle patent, 4-8.5 cm long; spathe 7-17 cm long, without or with sparse arachnoid hairs; spikes ca. 15-25, stipitate, 4-13 x 0.2-0.3 cm; perianth muriculate, sometimes smooth at the apex, with sparse, arachnoid hairs or glabrous below the apex; anthers after abscission attached to the perianth by the appendages of the thecea Pistillate inflorescences: peduncle patent, 6.5-8 cm long; spathe 8-12 cm long, without or with or with sparse arachnoid hairs; spikes 4, stipitate, 3-10 x 0.8-1 cm, in fruit up to 10 x 1.5 cm; perianth muriculate at the apex, arachnoid hairs below the apex; stigma penicillate. Fruit ca. 2.5 mm long, tuberculate.
Rainforests; in primary formations it is found in open areas such as forest margins, roadsides, riverbanks and clearings; it is commonly found in secondary formations.
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