Calamus didymocarpus Warb. ex Becc.

NEW YORK BOTANICAL GARDEN
PALMS OF SULAWESI
Indonesia. Sulawesi Tengah: Poso Regency, Tambing Lake, Lore Lindu National Park, relatively
undisturbed forest near lake, 01°19.503’S, 120°18.510’E, 1648 m elevation. 18 October 2017.
Calamus didymocarpus Warburg ex Beccari	lauro pai
A. Henderson, Ramadhanil Pitopang & Sahlan 4275
Fieldwork carried out in collaboration with Tadulako University and funded by a Fulbright
Scholar Award.
Stems clustered, 20 m long, 3.5 cm diameter. Sheaths green with flat, black spines; knees not
spiny; petioles absent or 1 cm long; rachises 162 cm long; pinnae 28 per side of rachis, regularly
arranged, leathery, with vestigial spinules abaxially, proximal pinnae much reduced, swept back
across the sheath; cirri spines irregular. Staminate inflorescence 200 cm long, not flagellate,
terminating in a short stub; rachis bracts tubular.