AAU Herbarium Database

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Collector Balslev, H.
Number 8380
Collected with D. Pedersen, M.V. Sørensen, A.K. Brunbjerg & C. Grández
Country Peru
Subpart Madre de Dios
County  
Locality Tambopata province. 37 km E of Puerto Maldonado, 10 km W of Palma Real. Reserva Tambopata, north bank of Río Madre de Dios. Primary forest on terrace.
Coordinates 12° 28' 12.72'' S 68° 51' 40.98'' W
Minimum elevation (m) 210
Maximum elevation (m) 210
Start date 2011/03/29
End date 2011/03/29
Family Arecaceae
Identification Bactris maraja var. trichospatha (Trail)A.J. Hend.
Determined by Henrik Balslev
Identification qualifier  
Field notes Cespitose understory palm. Stem 1 m high, 1 cm thick, rough. Leaves 4 per stem; sheath 24 cm long, closed, with 1-3 cm long, black spines; rachis 86 cm long; lamina pinnate, 84 cm long, 48 cm wide, flat, glabrous; pinnae 21 per side, irregularly inserted in groups of 3-4; basal pinnae 20 cm long, middle pinnae 24 cm long, apical pinnae 8 cm long. Infructescence: Prophyll 16 cm long, 2.5 cm wide, papery; peduncular bract 42 cm long, brown, woody; peduncle 31 cm long, 1 cm wide; rachis 8 cm long, 0.3 cm wide; rachillae 13 per rachis, 6-9 cm long. Fruits green, 1 cm long, 1.3 cm wide. Silica gel sample taken. Transect: HB 420, subunit no. 10, inside transect

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