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1. Botanical name |
Taxus wallichiana Zucc. |
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2. Synonym(s) |
T.
baccata L.
ssp. wallichiana (Zucc.) Pilger |
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3. Family |
Taxaceae
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4. Taxonomic status |
Species |
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5. Vernacular names |
Thuna
/ Brahmi / Rakhal, Yew |
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6. Habit |
Tree |
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7. Habitat |
Under
storey tree in Fir / Spruce & Kharsu forests |
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8. Original global distribution |
Afghanistan
to SW China and SE Asia |
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9. Current regional distribution |
Himachal
Pradesh |
Many |
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Jammu
& Kashmir |
Sanasar
– Patnitop, Tangmang – Gulmang, Kangan (Srinagar Dt.), Landar (Udhampur Dt.), |
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Uttaranchal |
Kumaon,
Garhwal. |
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10. Elevation range (m) |
2,
100 – 3, 300 |
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11. Population
Reduction – PR
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States
|
<
30% |
30
to 49% |
50
to < 80% |
³
80% |
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Himachal
Pradesh |
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|
ü |
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Jammu
& Kashmir |
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|
ü |
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Uttaranchal |
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ü |
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Data quality |
2,
3
|
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11 a. Time/Rate (years/generations) |
3
generations |
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12. Extent of Occurrence –
EOO |
> 20, 000 Km2
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13. Area of Occupancy –
AOO |
> 2, 000 Km2 |
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14. No. of locations / sub-populations |
Himachal Pradesh |
Jammu
& Kashmir |
Uttaranchal |
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Many |
Many |
Many |
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14 a. Data quality |
3
|
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15. Threats |
Heavy
destructive exploitation, Lf (Habitat loss), Insect
& pathogens |
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16. Trade |
Name(s) |
Birmi
tallish, Birmi telwali
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Level(s) |
Local
ü |
Regional
ü |
National
|
Global
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Parts
traded |
Leaf,
Bark
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Effect
on population |
Declining |
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Data
quality |
3 |
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17. Other comments |
Very
slow growing |
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18. Recent field studies |
§
Field survey by HFRI at Khirki, 1999 §
Field survey by HFRI at Kunder MPCA, 2001 |
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19. Status |
Himachal Pradesh |
Jammu & Kashmir |
Uttaranchal |
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- CITES |
- |
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- Legislation |
Harvesting
suspended by H.P. Govt. |
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- Criteria
based on |
EN
(A 2 c, d) |
EN
(A 2 c, d) |
EN
(A 2 c, d) |
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- IUCN |
EN |
EN |
EN |
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20. % of global presence |
10 % |
10 % |
10 % |
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21. Existing Conservation measures |
Harvesting suspended by H. P. Govt.
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22. Is the presence of taxon continuous
with neighbouring areas ? |
Yes
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23. Are the outside
populations also under similar threats / pressures ? |
Yes
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24. Recommendations Research / Management |
- |
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a) in situ |
Insitu
conservation in P. A. Network JK -
Sanasar – Patnitop, Tangmang – Gulmang, Kangan (Srinagar Dt.), Landar
(Udhampur Dt.), Samanabang UA - Sukhi area in Uttar Kashi |
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b) ex situ |
Material
for trade from cultivated soruces |
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i)
Cultivation |
Encouraged |
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ii)
Level of difficulty in propagation / cultivation |
Techniques
for vegetative propagation standardized |
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25. Existing cultivation- |
§
By ISM Jogindernagar to Chamba §
By NGO in Kullu |
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26. Previous assessment |
- |
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27. Data sources (Including literature) |
Local
floras Field
studies by HFRI / ISM |
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28. Compilers |
G.S.
Goraya (Facilitator), Subhash Rana, Dr. Nag, K.S. Kapoor, S.P. Subramani (Recorder),
Surinder Kumar, Mrs. Shashi Sharma, Sanjeeva Pandey, Darshan Shankar |
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29. Reviewers |
R. D. Gaur, G. S. Rawat, S. Chandola, A. R.
Nautiyal, P. P. Bhojvaid, K. Ravikumar, Utkarsh Ghate |
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