| Field notes | Colonial understory palm. Stem 3.22 m high, 7 cm thick; internodes 20 cm long, >stem diameter, covered by spiny leaf bases. Roots few visible. Leaves 6 per stem; sheath 25 cm long, open, with 3-10 cm long, black/brown spines; petiole 90 cm long, section round, with 1-3 cm long, brown spines; rachis 180 cm long, light brown spines present only on young leaves; lamina pinnate, 190 cm long, 104 cm wide, flat, glabrous; pinnae 51 per side, insertion regular; basal pinna 37 cm long, middle pinna 57 cm long, apical pinna 29 cm long. Infructescence infrafoliar; peduncular bract 32 cm long, woody, with 3 cm long, black/brown spines; peduncle 16 cm long, 1.3 cm wide; rachis 14 cm long, 9 cm wide. Fruits globose, 1.5x1.5 cm, dark purple to black. Silica gel sample taken. Transect: HB 423, subunit no. 7, inside transect |
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