Arenga engleri Becc.

Species

Angiosperms > Arecales > Arecaceae > Arenga

Characteristics

A small evergreen palm. It grows to 3 m high and spreads to 1.5 m across. The stem is erect and slender. It forms several stems producing a cluster. The stems are covered with fibres. The leaves are dull green above and silvery below. The fronds are 1.5-3 m long. The leaflets are crowded on the fronds. Often the ends and edges are irregular. The flowers are orange and occur in stiff branched stalks. The flowering stalks come from among the leaves and after that stalk fruits that particular stem dies. The fruit are deep red berries. They are 12 mm across and round. Each berry contains 3 hard grey seeds. The pulp of the fruit damages the skin.
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Stems clustered, to 4 m tall, 10-15 cm in diam. Leaf petioles to 1.8 m; rachis to 3 m; pinnae 38-41 per side of rachis, linear, very briefly lobed along margins, without ears at bases, regularly arranged and spreading in same plane except for basal few pinnae; middle pinnae 43-49 cm, ca. 2 cm wide at mid-point. Inflorescences to 60 cm; male rachillae many, 9-27 cm; male flowers 8-14 mm; sepals 2-3 mm; petals 9-14 mm; stamens 25-37; female rachillae many, 27-32 cm; female flowers ca. 3 mm; sepals ca. 2.5 mm; petals ca. 3 mm. Fruits orange or red, globose, ca. 1.5 cm in diam.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 1.5
Mature height (meter) 3.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It will grow from tropical to warm temperate locations. It grows up to 1,600 m above sea level. It will grow in most soils. It needs a protected position. It is damaged by frost or drought. It can tolerate sun or shade. It suits hardiness zones 9-12. Geelong Botanical Gardens. Melbourne Botanical gardens hothouse. Brisbane Botanical Gardens. In XTBG Yunnan. In Townsville palmetum.
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Open forests. Open places or lowland rain forests; at elevations below 900 metres.
Light 4-6
Soil humidity 5-7
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-11

Usage

The pith of the stem is used to extract starch. The sap from the flowering stalk is sweet and made into sugar. The young leaves and buds are eaten.
Uses environmental use food
Edible flowers leaves saps shoots stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seed. The seed germinate erratically taking either weeks or months. It is best to soak the seed for 3-5 days. It can also be improved by filing the mesocarp near the point of the hylum. It can be grown from suckers.
Mode seedlings suckers
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) 1
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Arenga engleri unspecified picture
Arenga engleri unspecified picture

Distribution

Arenga engleri world distribution map, present in China and Taiwan, Province of China

Identifiers

LSID urn:lsid:ipni.org:names:664248-1
WFO ID wfo-0000263565
COL ID GFGB
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Arenga engleri Didymosperma engleri