| Field notes | Cespitose understory palm. Stem 4.9 m high, 2.5-3 cm thick; internodes 4-4.5 cm long, smooth, brown/grey. Visible roots 70, 14 cm long, 0.5 cm wide, with 0.3 cm long spines. Leaves 6 per stem; leaf sheath 32 cm long, closed, spiny; spines 2 cm long, yellow, with black base and apex; petiole 62 cm long, section round, spiny; spines 0.4 cm long, yellow, with black base and apex; rachis 114 cm long; lamina pinnate, 131 cm long, 67 cm wide, bushy, glabrous; pinnae 16 per side, regularly inserted in groups of 2-5; basal pinna 32 cm long, middle pinna 34 cm long, apical pinna 28 cm long. Infructescence infrafoliar; prophyll 13 cm long, 2.5 cm wide; peduncular bract 13 cm long, brown, with 0.4 cm long, white spines; peduncle 11 cm long, 0.6 cm wide; rachis 5 cm long, 0.4 cm wide; rachillae 15 per rachis, 7-10 cm long. Fruits 2.4 cm long, 2 cm wide, brown. Silica gel sample taken. Transect: HB 452, subunit no. 6, inside transect |
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