| Field notes | Leaves 9; sheath 20 cm, dense, black spines up to 7 cm long, petole 20-25 cm with spine less dense than on sheath, rachis 70-80 cm, 14-15 pinnae on each side in groups of 2 to 4 separated by 9-11 cm. pinnae more or less distributed in one plane, each strongly plicate. Inflorescence: peduncle 105 cm x 4 mm at apex and 7 mm at base, spike 26 cm x 8 mm, staminate flowers yellow with green petals. Infructescence; peduncle 110 cm, spike 18 cm incomplete. Fruit immature light green, dark at apex, 10 x 9 mm. |