Arenga westerhoutii Griff.

Species

Angiosperms > Arecales > Arecaceae > Arenga

Characteristics

Stems solitary, to 12 m tall, 40-60 cm in diam. Leaf petioles 1-1.8 m; rachis 3-4 m; pinnae 80-150 per side of rachis, linear, with ears at bases, regularly arranged and spreading in same plane except for basal few pinnae; middle pinnae to 130 cm, to 9.5 cm wide at mid-point. Inflorescences to 3 m; male rachillae 60-70, to 60 cm; male flowers 20-25 mm; sepals 4-6 mm; petals 20-25 mm; stamens 200-300; female rachillae ca. 40, 80-120 cm; female flowers to 10 mm; sepals ca. 5 mm; petals ca. 10 mm. Fruits greenish black, globose, to 7 cm in diam.
More
A palm with several stems. It grows 10 m high. The trunk is 40-60 cm across. The leaf stalks are 1-2 m long. The leaflets are regularly arranged along the stalk. They are 130 cm long and 10 cm wide. The flowering stalk is 3 m long.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 0.4 - 0.6
Mature height (meter) 11.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

A tropical plant. It grows on slopes and hills in E Malaysia. In southern China it grows in lowland rain forests below 600 m above sea level. In XTBG Yunnan.
More
Primary rainforest, only rarely in secondary growth areas, at elevations up to 1,400 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The pith is sweet and is eaten in curries. The sap is used for wine. The palm cabbage is cooked and eaten. The seeds are used to make a sweet desert. CAUTION: The fruit is poisonous.
Uses food material medicinal poison wood
Edible seeds shoots stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Arenga westerhoutii world distribution map, present in China, Lao People's Democratic Republic, Myanmar, Thailand, and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:664267-1
WFO ID wfo-0000263799
COL ID GFH2
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Saguerus westerhoutii Arenga westerhoutii