Bactris major Jacq.

Species

Angiosperms > Arecales > Arecaceae > Bactris

Characteristics

Strong upright palm producing many stout canes 6-8 m. tall and 5 cm. thick that become free of thorns and are then white-ringed, very spiny on sheaths: leaves large, 2-2.5 m. long, dull green; pinnae 30 or more pairs, glabrous except finely setose on margins, 2-3 cm. or less broad, long-acuminate, 40-65 cm. long, midrib stout and lateral veins conspicuous: spadix 30-40 cm. long, the prominent-compressed peduncle setose-spiny toward the top and soon downward-curved or goose-necked; cymba bearing scattered stiff hairs but practically glabrous on the surface, flower-cluster branching nearly or quite from its base and lacking a con-tinuing rachis; pistillate. flowers scattered along the rachillae and about 4 mm. across at anthesis, the corolla-cup hairy on its upper part, staminodes represented by an apron or membranous ring on inside of the cup: fruit ellipsoidal or elliptic-ovoid, 4-5 cm. long and 3.5-4 cm. thick, purplish when mature, becoming pointed or peaked when dry; cupule doubly crenate.
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A palm. It has a cluster of stems. They often form large dense clumps. They are spiny. They grow 1-10 m tall and the stems are 2-6 cm across. There are 3-10 leaves on each stem and they have leaflets along the stalks and are spiny. There are short and long black spines. The long spines can be 11 cm long. There are 24-48 leaflets on each side and they are arranged regularly and spread in the same plane. The flowering stalks have 5-17 thick branches. The fruit are oval and 2.4-4.5 cm long by 1.3-3.5 cm wide. The are purplish-black.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 5.5 - 9.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

A tropical plant. It grows in drier open areas. It is always near groundwater. In Townsville palmetum.
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Very wet, even inundated soils.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The fruit are eaten. The outer portion of the fruit is eaten but it is sour. The fruit are used to flavour drinks. The seeds of unripe fruits are cut open to eat the grey jelly inside.
Uses medicinal wood
Edible fruits seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds or suckers.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Bactris major leaf picture by Nelson Zamora Villalobos (cc-by-nc)
Bactris major leaf picture by Nelson Zamora Villalobos (cc-by-nc)
Bactris major leaf picture by Nelson Zamora Villalobos (cc-by-nc)

Fruit

Bactris major fruit picture by Nelson Zamora Villalobos (cc-by-nc)
Bactris major fruit picture by Nelson Zamora Villalobos (cc-by-nc)
Bactris major fruit picture by Nelson Zamora Villalobos (cc-by-nc)

Distribution

Bactris major world distribution map, present in Belize, Bolivia (Plurinational State of), Brazil, Costa Rica, Ecuador, Guatemala, Guyana, Honduras, Nicaragua, Panama, Peru, Suriname, and Venezuela (Bolivarian Republic of)

Conservation status

Bactris major threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:664668-1
WFO ID wfo-0000308169
COL ID 67ZYG
BDTFX ID -
INPN ID 629138
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pyrenoglyphis major Augustinea major Bactris major

Lower taxons

Bactris major var. infesta Bactris major var. major Bactris major var. socialis