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Collector Balslev, H.
Number 8351
Collected with D. Pedersen, M.V. Sørensen, A.K. Brunbjerg & C. Grández
Country Peru
Subpart Madre de Dios
County  
Locality Tambopata province. 16 km NE of Puerto Maldonado, 0.7 km NE of Estacion Cientifica Ita. North bank of Río Madre de Dios. Primary forest on floodplain
Coordinates 12° 32' 6.54'' S 69° 3' 1.14'' W
Minimum elevation (m) 193
Maximum elevation (m) 193
Start date 2011/03/20
End date 2011/03/20
Family Arecaceae
Identification Bactris maraja var. maraja Mart.
Determined by Henrik Balslev
Identification qualifier  
Field notes Cespitose understory palm. Stem 2.4 m long, 2.5 cm thick, brown, smooth; internodes 4-5 cm long, base of stem with few visible roots. Leaves 8 per stem; sheath 14 cm long, open, with 2 cm long, green, spines; petiole 22 cm long, with 0.8 cm long, green, spines; rachis 60 cm long; lamina pinnate, 79 cm long, 24 cm wide, flat, glabrous; pinnae 10 per side, insertion irregular; basal pinna 10 cm long, middle pinna 14 cm long, apical 14 cm long. Inflorescence interfoliar; prophyll 16 cm long, 2 cm wide; peduncular bract 5 cm long, inserted 9 cm from base, brown; peduncle 19 cm long, 0.8 cm wide; rachis 8 cm long, 7 cm wide; rachillae 7 per rachis, 4-6 cm long. Fruits black, 1x1 cm. Silica gel sample taken. Transect: HB 406, subunit no. 71, inside transect

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