Calamus posoanus

NEW YORK BOTANICAL GARDEN
PALMS OF SULAWESI
Indonesia. Sulawesi Tengah: Poso Regency, road from Tentena to Bada, undisturbed forest on
steep slopes, 01°48.231’S, 120°28.095’E, 1697 m elevation. 22 October 2017.
Calamus posoanus Rustiami
rotan wana
Stems solitary, 20 m long, 3 cm diameter. Sheaths densely covered with fine, dense, needle-like
spines; petioles 21-27 cm long; rachises 76 cm long; pinnae 8 per side of rachis, more or less
regularly arranged. Inflorescences staminate, 134 cm long, erect, completely without spines,
branched to 3 orders; partial inflorescences subtented by tubular, slightly swollen bracts with
contracted bases.
NEW YORK BOTANICAL GARDEN
A. Henderson, Sahlan & Jimmy Golo 4294
Fieldwork carried out in collaboration with Tadulako University and funded by a Fulbright
Scholar Award.
03698066