| Field notes | Cespitose understory palm. Stem 1 m high, 1 cm thick, rough. Leaves 4 per stem; sheath 24 cm long, closed, with 1-3 cm long, black spines; rachis 86 cm long; lamina pinnate, 84 cm long, 48 cm wide, flat, glabrous; pinnae 21 per side, irregularly inserted in groups of 3-4; basal pinnae 20 cm long, middle pinnae 24 cm long, apical pinnae 8 cm long. Infructescence: Prophyll 16 cm long, 2.5 cm wide, papery; peduncular bract 42 cm long, brown, woody; peduncle 31 cm long, 1 cm wide; rachis 8 cm long, 0.3 cm wide; rachillae 13 per rachis, 6-9 cm long. Fruits green, 1 cm long, 1.3 cm wide. Silica gel sample taken. Transect: HB 420, subunit no. 10, inside transect |