A revision of Geonoma (Arecaceae) Author Henderson, Andrew text Phytotaxa 2011 2011-02-18 17 1 271 journal article 24911 10.11646/phytotaxa.17.1 65962ba7-eec1-40e7-aed6-cef94e99ca39 1179-3163 3538362 12a. Geonoma concinnoidea subsp . concinnoidea Leaves rachis 28.5(20.0–37.0) cm long; apical pinna 16.5(12.3–20.5) cm long. Inflorescences rachillae 1.6(1.3–1.9) mm in diameter. Distribution and habitat:— From 8°50’– 9°23’N and 78°25’– 79°08’W in Panama on western end of the Serranía de San Blas, with an outlier on the Serranía de Majé, at 401(350–550) m elevation in lowland rainforest ( Fig. 12 ).