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Ascoglossum calopterum 

Scope:Global
Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_onStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Liliopsida Orchidales Orchidaceae

Scientific Name: Ascoglossum calopterum
Species Authority: (Rchb.f.) Schlechter

Assessment Information [top]

Red List Category & Criteria: Critically Endangered A4acd; B1ab(ii,iii,v); D ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Annotations:
Needs updating
Assessor(s): Agoo, E.M.G., Cootes, J., Golamco, A., Jr., de Vogel, E.F. & Tiu, D.
Reviewer(s): Agoo, E.M.G., Madulid, D.A., de Vogel, E.F. (Philippine Plants R.L.A.) & Wood, J., Cribb, P.J. (Orchid R.L.A.)
Justification:
In the Philippines, the species occurs only in Dinagat Island, a small mining island. The species is found in degraded and fragmented habitats. These areas are exposed to human disturbance, i.e., logging, slash-and-burn, and expansion of settlement areas. The species is rare but are sought for by local enthusiasts.

Geographic Range [top]

Range Description: In the Philippines, found in one population in the mountains of Dinagat Island, a small island in Southern Philippines. A rare plant found in coastal forests.
Countries occurrence:
Native:
Philippines
Range Map: Click here to open the map viewer and explore range.

Population [top]

Current Population Trend: Decreasing
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: This species is similar to Renanthera and is distinguished from Ascocentrum with the branched inflorescence and four pollinia (Fessel and Balzer 2000).
Systems: Terrestrial

Threats [top]

Major Threat(s): Loss of habitat and over-collection for trade. Utilized as an ornamental plant.

Classifications [top]

1. Forest -> 1.6. Forest - Subtropical/Tropical Moist Lowland
suitability: Suitable  
1. Land/water protection -> 1.2. Resource & habitat protection
2. Land/water management -> 2.1. Site/area management
3. Species management -> 3.1. Species management -> 3.1.1. Harvest management
3. Species management -> 3.1. Species management -> 3.1.2. Trade management
3. Species management -> 3.4. Ex-situ conservation -> 3.4.2. Genome resource bank
4. Education & awareness -> 4.3. Awareness & communications

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
  Occur in at least one PA:Yes
In-Place Species Management
In-Place Education
1. Residential & commercial development -> 1.1. Housing & urban areas
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

2. Agriculture & aquaculture -> 2.1. Annual & perennial non-timber crops -> 2.1.1. Shifting agriculture
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

5. Biological resource use -> 5.2. Gathering terrestrial plants -> 5.2.4. Motivation Unknown/Unrecorded
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

1. Research -> 1.1. Taxonomy
1. Research -> 1.2. Population size, distribution & trends
1. Research -> 1.3. Life history & ecology
1. Research -> 1.5. Threats
1. Research -> 1.6. Actions
3. Monitoring -> 3.1. Population trends

Bibliography [top]

Agoo, E.M.G., Schuiteman, A., and de Vogel, E. 2003. The Flora Malesiana: Orchids of the Philippines. Vol. 1: An Illustrated Checklist and Genera. Expert Center for Taxonomic Identification, Amsterdam.

Cootes, J. 2001. The Orchids of the Philippines. Singapore: Times Editions.

Fessel, F.H. and Balzer, P. 2000. A Selection of Native Philippine Orchids.

IUCN. 2004. 2004 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 23 November 2004.


Citation: Agoo, E.M.G., Cootes, J., Golamco, A., Jr., de Vogel, E.F. & Tiu, D. 2004. Ascoglossum calopterum. The IUCN Red List of Threatened Species 2004: e.T46296A11043316. . Downloaded on 28 May 2016.
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