Caryota rumphiana Mart.

Species

Angiosperms > Arecales > Arecaceae > Caryota

Characteristics

A spineless palm with delta shaped leaflets. It grows to a height of 18 m and spreads to 5 m across. The stem is slender and erect. The leaflets are bipinnate (Two branches on the leaves) and the whole leaf is up to 5-6 m long and 3-4 m wide. The leaves have irregular teeth on the edges towards the top. The leaves arch over. The flowers are purple and yellow-green. They occur on long spikes. These can be 3 m long. These fruiting stalks are stout. Long chains of fruit hang from near the leaves along this stalk. The fruit are bluish. The fruit irritate the skin of people.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 5.0
Mature height (meter) 17.5
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. The palm is common and widespread at low elevations in Papua New Guinea. It grows up to at least 1200 m altitude. It will grow on most soils. It needs a protected, warm, moist position. It is sensitive to frost. It suits hardiness zones 10-12.
More
Lowland rainforest of varying soil types, i.e. sandy, basaltic, granitic and alluvial, on a range of aspects from flat to steep slopes. Also in semi-deciduous vine forests, broad-leaved swamp forests and brackish or fresh mangroves.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-12

Usage

The pith of the young trunk is eaten (Heart cabbage) The trunk is sometimes used to pound for sago starch. The trunk is also used to cultivate sago grubs. The fruit are eaten after a long time of boiling. CAUTION The juice of the fruit can irritate the skin
Uses animal food environmental use fiber food fuel invertebrate food material medicinal oil poison social use wood
Edible fruits saps seeds shoots stems
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

It grows wild. It can be grown from seeds. Seed need to be sown while fresh. Seed can take 6-12 months to germinate.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Caryota rumphiana unspecified picture

Distribution

Caryota rumphiana world distribution map, present in Moldova (Republic of), Philippines, and Solomon Islands

Conservation status

Caryota rumphiana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:665630-1
WFO ID wfo-0000809691
COL ID RJKS
BDTFX ID -
INPN ID 629274
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Caryota rumphiana Caryota rumphiana var. papuana Caryota rumphiana var. moluccana