| Field notes | Stem 10 m tall, 9 cm diam., with root spines all along, to 10 cm long ± branched. Lvs 4, distichously inserted in some, spirally in other individuals: sheath 15 cm, open almost to the base; petiole 200 cm, round, green with brown dots; blade costa-palmate; costa 12 cm; leaf segments 60 fused for 9-15 cm at base, 120 cm long, dark green above, lighter green below (but not silvery), each segment 1-nerved, with 5-10 mm long spines along margins and midnerve above, infructescence intrafoliar; peduncle 70 cm with 11 bracts; rachis 110 cm with 2 x 15 distichous, primary branches, 25 cm long; fruit 3 x 4 cm, with small light brown scales |