Bactris elegans Barb.Rodr. & Trail, Enum. Palm. Nov. : 35 (1875)

Primary tabs

http://media.e-taxonomy.eu/palmae/photos/palm_tc_18832_1.jpg

Distribution

Map uses TDWG level 3 distributions (http://www.nhm.ac.uk/hosted_sites/tdwg/geogrphy.html)
Boliviapresent (World Checklist of Arecaceae)B
Brazil Northpresent (World Checklist of Arecaceae)B
Colombiapresent (World Checklist of Arecaceae)B
French Guianapresent (World Checklist of Arecaceae)B
Guyanapresent (World Checklist of Arecaceae)B
Surinamepresent (World Checklist of Arecaceae)B
Amazon region of Colombia (Amazonas), the Guianas, Brazil (Amazonas, Pará, Rondonia), and Bolivia (Pando). (Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000)A

Habitat

Discussion

Common Name

Description

  • Stems cespitose, forming loose to dense clumps of to 8 stems, 1.5-3.5 m tall, 0.8-1.5 cm diam., spiny or not spiny on internodes.
    Leaves 6-13; leaf spines scattered, terete, black or dark brown, rarely yellowish, to 4 cm long, on sheath and proximal part of petiole, usually absent from rachis; sheath 9-30 cm long; ocrea to 4 cm long; petiole 11-40 cm long; rachis 47-75 cm long, densely covered with soft, fine, brown spinules to 1 mm long; pinnae 17-32 per side, regularly arranged except for gaps, spreading in the same plane, linear-Ianceolate to almost sigmoid, asymmetrically and briefly bifid and pendulous apically, glossy green adaxially, with small spines on margins; middle pinnae 9-22 x 1-2.5 cm.
    Inflorescences interfoliar; peduncle 18-25 cm long, recurved, spiny; prophyll 10-15 cm long; peduncular bract 30-42 cm long, densely brown-tomentose with few to many black spines to 1.5 cm long; rachis absent; rachillae (1-)2, 8-15 cm long, at anthesis densely covered with reddish brown tomentum and brown, moniliform trichomes; triads irregularly arranged among paired or solitary staminate flowers; staminate flowers 4-5.5 mm long, deciduous; sepal lobes 1-2 mm long; petals 4-5 mm long; stamens 6; pistillode small; pistillate flowers 3-4 mm long; calyx tubular, 2.5-3 mm long; corolla tubular, 3-3.5 mm long; staminodes absent;fruits 1.2-1.7 cm diam., globose, rostrate, purple-black; mesocarp juicy; endocarp depressed-oblong, the sterile pores displaced longitudinally; endocarp fibers free, numerous, with juice sacs attached; fruiting perianth with deeply 3-lobed calyx almost as long as the 3-lobed corolla, without staminodial ring. (Henderson, A.J., Bactris (Palmae) in Flora Neotropica Monographs 79. 2000)A

Use Record