If you would like to support this site, please consider Donating.
Useful Tropical Plants

Korthalsia rostrata

Blume

Arecaceae

+ Synonyms

Calamosagus scaphiger (Mart.) Griff.

Ceratolobus rostratus (Blume) Becc.

Korthalsia lobbiana H.Wendl.

Korthalsia machadonis Ridl.

Korthalsia scaphigera Mart.

Common Name: Rotan Semut

Korthalsia rostrata
Ants commonly nest in this plant
Photograph by: William J. Baker
Image credit to Palmweb
Korthalsia rostrata Korthalsia rostrata Korthalsia rostrata Korthalsia rostrata Korthalsia rostrata Korthalsia rostrata

General Information

Rotan semut is a slender to moderately robust, high-climbing, spiny evergreen rattan palm[
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
]. The plant normally produces a number of densely clustering, slender stems around 10 - 12mm in diameter, which grow high into the canopy of the forest where they branch to produce large aerial entanglements[
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
,
1017
Title
Annals of the Royal Botanic Garden, Calcutta. Vol. 12 Part 2
Publication
 
Author
Beccari O.
Website
http://www.biodiversitylibrary.org
Publisher
Bengal Secretariat Book Depot; Calcutta
Year
1916
ISBN
 
Description
A botanical journal, this volume has an extensice treatment of the Asiatic Palms in the subfamily Lepidocaryeae. Although dated, it remains a classic work.
]. Unbranched in its lower parts, the stem often produces a number of branches in the canopy where it can form considerable entanglements. The stem is very slender towards the base, but new growth gradually thickens, reaching its greatest diameter at the upper end at the time of flowering[
1017
Title
Annals of the Royal Botanic Garden, Calcutta. Vol. 12 Part 2
Publication
 
Author
Beccari O.
Website
http://www.biodiversitylibrary.org
Publisher
Bengal Secretariat Book Depot; Calcutta
Year
1916
ISBN
 
Description
A botanical journal, this volume has an extensice treatment of the Asiatic Palms in the subfamily Lepidocaryeae. Although dated, it remains a classic work.
].
The plant is commonly harvested from the wild for its strong, durable canes, which are much used locally in making baskets, furniture etc. The canes are sold in local markets and furniture made from them is sometimes exported[
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
].

Known Hazards

None known

Botanical References

1017
Title
Annals of the Royal Botanic Garden, Calcutta. Vol. 12 Part 2
Publication
 
Author
Beccari O.
Website
http://www.biodiversitylibrary.org
Publisher
Bengal Secretariat Book Depot; Calcutta
Year
1916
ISBN
 
Description
A botanical journal, this volume has an extensice treatment of the Asiatic Palms in the subfamily Lepidocaryeae. Although dated, it remains a classic work.

Range

Southeastern Asia - Thailand, Malaysia to Sumatra and Borneo.

Habitat

Dipterocarp forests at elevations up to 800 metres[
1021
Title
A Synopsis of the genus Korthalsia (Palmae; Lepidocaryoideae)
Publication
Kew Bulletin 36.1 pp 163 - 194
Author
Dransfield J.
Publisher
 
Year
1981
ISBN
 
Description
An excellent treatment of the genus Korthalsia
].

Properties

Edibility Rating *
Other Uses Rating *  *  *
HabitEvergreen Climber
Height15.00 m
Cultivation StatusWild

Cultivation Details

Plants succeed in moist tropical climates where temperatures never fall below 10°c, the average annual rainfall is 1,500mm or more and the driest month has 25mm or more rain[
297
Title
Palms of the World
Publication
 
Author
Blombery. A. & Rodd. T.
Publisher
Angus and Robertson
Year
1992
ISBN
0-207-14848-1
Description
An excellent guide, well illustrated, with information on cultivation, uses, habitat etc of almost 200 species of Palms.
].

Ants commonly make their homes in the stems of this plant[
334
Title
Flora of Peninsula Malaysia
Publication
 
Author
 
Website
http://www.tfbc.frim.gov.my
Publisher
 
Year
0
ISBN
 
Description
In the process of being assembled (15/07/09), it is currently a series of check sheets giving species name, brief description, habitat and high quality photos of the plants.
].
A monocarpic species, it can grow for many years without flowering, then flowers prolifically before setting seed and dying. The flowers are produced in panicles at the ends of the stems.

Edible Uses

The fruit of all members of this genus is more or less edible. It is sometimes eaten, but there is little flesh and it is therefore more likely to be used as a famine food when little else is available[
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
,
K
Title
Plants for a Future
Author
Ken Fern
Description
Notes from observations, tasting etc at Plants For A Future and on field trips.
].

Medicinal

None known

Other Uses

The long, strong, flexible stems are widely used by native peoples as a tying material, particularly in situations demanding great durability[
297
Title
Palms of the World
Publication
 
Author
Blombery. A. & Rodd. T.
Publisher
Angus and Robertson
Year
1992
ISBN
0-207-14848-1
Description
An excellent guide, well illustrated, with information on cultivation, uses, habitat etc of almost 200 species of Palms.
,
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
].
A source of very durable cane for weaving strong baskets, the cane is also incorporated into cheap furniture, some of which is exported[
310
Title
Plant Resources of Southeast Asia
Publication
 
Author
 
Website
http://proseanet.org/
Publisher
 
Year
0
ISBN
 
Description
Lots of information on the uses of the plants of SE Asia.
].
All members of the genus produce long and very durable canes and are used to make some of the most durable and attractive carrying baskets in southeast Asia. Unfortunately, the inner epidermis of the leaf sheaths adheres to the stem, making it difficult to clean and leaving the stem lacking the attractive, shiny appearance of many Calamus species. In addition, the nodes are frequently very irregular and marked with shallow pits or the remains of branches The canes are very widely used locally and often traded, but not usually more widely than local markets[
1021
Title
A Synopsis of the genus Korthalsia (Palmae; Lepidocaryoideae)
Publication
Kew Bulletin 36.1 pp 163 - 194
Author
Dransfield J.
Publisher
 
Year
1981
ISBN
 
Description
An excellent treatment of the genus Korthalsia
].
Large diameter canes are used for purposes such as large fish traps and the framework of cheap furniture. Smaller diameter canes can be used whole or split for binding, weaving etc[
1021
Title
A Synopsis of the genus Korthalsia (Palmae; Lepidocaryoideae)
Publication
Kew Bulletin 36.1 pp 163 - 194
Author
Dransfield J.
Publisher
 
Year
1981
ISBN
 
Description
An excellent treatment of the genus Korthalsia
].

Propagation

Seed - pre-soak 24 hours in warm water and sow in containers[
297
Title
Palms of the World
Publication
 
Author
Blombery. A. & Rodd. T.
Publisher
Angus and Robertson
Year
1992
ISBN
0-207-14848-1
Description
An excellent guide, well illustrated, with information on cultivation, uses, habitat etc of almost 200 species of Palms.
]. The seed needs to be fresh for satisfactory germination[
297
Title
Palms of the World
Publication
 
Author
Blombery. A. & Rodd. T.
Publisher
Angus and Robertson
Year
1992
ISBN
0-207-14848-1
Description
An excellent guide, well illustrated, with information on cultivation, uses, habitat etc of almost 200 species of Palms.
]

Add a Comment:

If you have any useful information about this plant, please leave a comment. Comments have to be approved before they are shown here.