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Axel Dalberg Poulsen, research fellow 2002–03
National Herbarium of the Netherlands - Leiden, P.O. Box 9514, 2300 RA
Leiden, The Netherlands
Email: axel@dalbergpoulsen.com
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E. megalocheilos, Keningau, Sabah |
INTRODUCTION
The genus Etlingera (Zingiberaceae) is distributed from India to the Pacific
Islands with centers of species richness assumed in Borneo and New Guinea.
Presently at least 70 species are known from the Malesian region, but after
the last 5 years work in Borneo, 29 are known alone for this area, including
10 still undescribed. |

E. brevilabrum,
Maliau Basin, Sabah |
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ECOLOGY
Species of Etlingera can be more than 5 m tall and become dominant in gaps (E.
megalocheilos, E. brevilabrum, E. coccinea,
E. fimbriobracteata) and thus indicate
disturbance; whilst other species are found reproductive in shady conditions
as well, e.g. E. corrugata. |
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The reproductive biology has been investigated by Ms.
Louise Pedersen (Univ. Copenhagen) who found that spider hunters are
important pollinators. Dispersal has been little studied but pigs have
been observed digging up fruits of E. brevilabris and rodents emptying
capsules of E. fimbriobracteata. |

E. elatior and a Spider Hunter, Danum, Sabah |
E. australasica, Daintree,
North Queensland, Australia
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E. fimbriobracteata,
Mulu, Sarawak |
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E. coccinea, Bario, Sarawak
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USES
The torch ginger (Etlingera elatior) is well known as a useful and
ornamental plant but several other species are known to be used by
local people. The fruit of E. fimbriobracteata is eaten by the Ibans.
In Sabah, E. coccinea, locally known as ’tuhau’ (by Dusuns
and Muruts), is used as a condiment. It is also used by Kelabits (’tubu
nanung’) and Ibans (’tepus’) in Sarawak, a name also
used in Java.
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The central part of the leafy shoot of
E. coccinea is widely used in Borneo and Java |

Roadside stall with E. coccinea, near Tambunan, Sabah
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Iban cutting the leafy shoot of E. coccinea, Limbang District, Sarawak |
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E. velutina Crocker R., Sabah
FUTURE WORK
I have been interested in working on this genus since my first Malesian fieldwork
in Brunei in 1991, and am concurrently collaborating with Prof. Halijah Ibrahim,
Mr. John Mood, and Mr. Anthony Lamb mainly on the Bornean species. Since Rosemary
Smith’s work on Bornean Etlingera in the 80’s, Mrs. Khaw has recently
published a revision of the Peninsular Malaysian species. I hope to revise
the
genus for Flora Malesiana but I am presently focusing on the Bornean species. |
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