Hydriastele biakensis
W.J.Baker & Heatubun
Arecaceae
Common Name:
General Information
Hydriastele biakensis is a single stemmed, robust, evergreen palm with an unbranched stem up to around 15 metres tall and 30cm in diameter; this is topped by a crown of 18 - 24 leaves, each of which is around 3.3 - 3.6 metres long including the petiole[
1974- Title
- A monograph of Hydriastele (Areceae, Arecaceae) in New Guinea and Australia
- Publication
- Phytotaxa 370 (1): 001-092, 2018
- Author
- Petoe P., Heatubun C.D. & Baker W.J.
- Website
- https://doi.org/10.11646/phytotaxa.370.1.1
- Publisher
-
- Year
- 2018
- ISBN
- 1179-3155
- Description
-
].
The plant is harvested from the wild for local use as a source of materials.
Hydriastele biakensis has a small range, being restricted to the Biak Islands of New Guinea. Four sub-populations are known, with an estimated total population size of up to 260 individuals, and with the sub-populations on Biak both not exceeding 100 individuals. Further, its habitat is known to be severely degraded on the south coast of Biak where it is persisting as a few scattered individuals, and there is an ongoing threat from deforestation. The plant is classified as 'Endangered' in the IUCN Red List of Threatened Species(2019)[
338- Title
- IUCN Red List of Threatened Species
- Publication
-
- Author
-
- Website
- http://www.iucnredlist.org/
- Publisher
-
- Year
- 0
- ISBN
-
- Description
- A list of plants under threat and facing possible extinction, usually with brief details of the threats and information on habitat.
].
Known Hazards
None known
Botanical References
1974- Title
- A monograph of Hydriastele (Areceae, Arecaceae) in New Guinea and Australia
- Publication
- Phytotaxa 370 (1): 001-092, 2018
- Author
- Petoe P., Heatubun C.D. & Baker W.J.
- Website
- https://doi.org/10.11646/phytotaxa.370.1.1
- Publisher
-
- Year
- 2018
- ISBN
- 1179-3155
- Description
-
Range
Australasia - western New Guinea (Numfoor Island, Biak Island)
Habitat
A canopy tree growing in coastal forest near beaches or on cliff edges, on rugged limestone with very thin or no topsoil[
1974- Title
- A monograph of Hydriastele (Areceae, Arecaceae) in New Guinea and Australia
- Publication
- Phytotaxa 370 (1): 001-092, 2018
- Author
- Petoe P., Heatubun C.D. & Baker W.J.
- Website
- https://doi.org/10.11646/phytotaxa.370.1.1
- Publisher
-
- Year
- 2018
- ISBN
- 1179-3155
- Description
-
].
Properties
Conservation Status | Endangered |
Other Uses Rating | |
Habit | Evergreen Tree |
Height | 12.00 m |
Cultivation Status | Wild |
Cultivation Details
Not known
Edible Uses
None known
Medicinal
None known
Other Uses
The leaf sheaths are used for making baskets[
1974- Title
- A monograph of Hydriastele (Areceae, Arecaceae) in New Guinea and Australia
- Publication
- Phytotaxa 370 (1): 001-092, 2018
- Author
- Petoe P., Heatubun C.D. & Baker W.J.
- Website
- https://doi.org/10.11646/phytotaxa.370.1.1
- Publisher
-
- Year
- 2018
- ISBN
- 1179-3155
- Description
-
].
The hard outer section of the trunk is split and used for flooring[
1974- Title
- A monograph of Hydriastele (Areceae, Arecaceae) in New Guinea and Australia
- Publication
- Phytotaxa 370 (1): 001-092, 2018
- Author
- Petoe P., Heatubun C.D. & Baker W.J.
- Website
- https://doi.org/10.11646/phytotaxa.370.1.1
- Publisher
-
- Year
- 2018
- ISBN
- 1179-3155
- Description
-
].
Propagation
Seed -
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