Fishtail palm
Caryota rumphiana
Family: Arecaceae
What it is like
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.
There are 12 Caryota species. They are tropical. Caution: The sap from the fruit contains irritant crystals.
Where it is found
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.
Countries/locations it is found in
Asia, Australia, East Timor, Indonesia, Pacific, Papua New Guinea, Philippines, SE Asia, Solomon Islands, Timor-Leste
How it is used for food
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
A common palm in lowland areas of Papua New Guinea but only of minor importance as a food. It has cultural significance in some areas e.g. Kaluli near Mt Bosavi.
Edible parts
Pith, starch, fruit, cabbage, growing tip
How it is grown
It grows wild. It can be grown from seeds. Seed need to be sown while fresh. Seed can take 6-12 months to germinate.
Using the cabbage or growing tip kills the palm.
Its other names
Local names
Doba, Kaapi, Palem nibung besar, Sabo, Sampul, Takipan
Synonyms
Caryota rumphiana var. moluccana Becc,; Caryota rumphiana var. papuana Becc.;