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Collector Balslev, H.
Number 8446
Collected with M.V. Sørensen, A.K. Brunbjerg & C. Grández
Country Peru
Subpart Madre de Dios
County  
Locality Tambopata province. 123 km W of Puerto Maldonado, 8.2 km N of Santa Rosa. Along Interoceanica nr 3. Primary forest on terrace
Coordinates 12° 51' 11.22'' S 70° 17' 2.64'' W
Minimum elevation (m) 282
Maximum elevation (m) 282
Start date 2011/04/16
End date 2011/04/16
Family Arecaceae
Identification Chamaedorea pinnatifrons (Jacq.)Oerst.
Determined by Henrik Balslev
Identification qualifier  
Field notes Solitary understory palm. Stem 118 cm long, 1.2 cm thick; internodes 6-8 cm long, > stem diameter, smooth, green; base of stem with 30+ visible roots, 9-12 cm long, 0.3 cm thick. Leaves 7 per stem; sheath 22 cm long, closed; petiole 18 cm long, section round; rachis 56 cm long; lamina pinnate, 72 cm long, 52 cm wide, flat, glabrous; pinnae 5 per side, insertion irregular; basal pinna 25 cm long, middle pinna 26 cm long, apical pinna 24 cm long. Infructescence infrafoliar; prophyll 3 cm long, 0.7 cm wide, papery; peduncular bracts 22 cm long, inserted 4, 5.5, 9.5, 19 cm from base, brown, papery; peduncle 33 cm long, 0.3 cm wide; rachis 3 cm long, 0.2 cm wide; rachillae 6 per rachis, 10-12 cm long. Silica gel sample taken. Transect: HB 445, subunit no. 7, inside transect

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