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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 16759 · alive · Condition: fair · LC · Least Concern · Elevation: 31.2 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

14.72 mHeight
3.87 mTrunk height
35 cmTrunk diameter (DBH)
9.55 mCanopy height
6.24 mCanopy width
19.74 mCanopy circumference
28.73 m²Crown projection area
185.42 m³Crown volume
1Stems

Structure & risk

43.09Slenderness (H/D)
1.13Safety factor (default wind)
3.41 °Leaning angle
6.87 °Trunk lean angle
25.72Competition index
4.1 mTree protection zone
6.15 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
moderately defoliatedCrown transparency
37.12 %Foliage transparency
0 %Dieback
76.76 %Crown density
74.29 %Crown light exposure ratio
64.87 %Live crown ratio
214.15 m²Leaf area
7.46Leaf area index (LAI)
1.16Leaf area / crown vol.

Ecosystem services

284.36 kgCarbon storage
25.58 kgCarbon sequestration / yr
67.58 kgOxygen production / yr
0.09 m³Avoided runoff
1.47 m³Water intercepted
1.73 m³Transpiration
1.47 m³Evaporation
9.02 m³Potential evapotranspiration
3.27 gCO removed / yr
12.91 gNO₂ removed / yr
27.84 gSO₂ removed / yr
8.12 gPM2.5 removed / yr
155.51 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

4037.41CAVAT value
15377.32Koch value
1599.3RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
70G u fextracted_critical wind speed
2025-06-15G u fextracted_inv date
Persiaran Perdana G u fextracted_street
7001G u fextracted_taxon i d
5.18Crown base height
14.72Live height

Clearances

ClearRoad clearance

Not provided Catalogued metrics with no value for this tree — measured, derived or analysed alike. Listed rather than hidden so absence is visible instead of inferred.

Girth — the survey did not record which measurements were availableGrowth formCrown light exposure — the survey did not record which measurements were availableTrunk measuredCrown measuredSpecies identified

Location

Persiaran Perdana · 2.914190, 101.683864 · Elevation 31.2 m