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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38292 · alive · Condition: fair · LC · Least Concern · Elevation: 37.4 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

6.58 mHeight
0.7 mTrunk height
22 cmTrunk diameter (DBH)
3.54 mCanopy height
6.5 mCanopy width
20.53 mCanopy circumference
29.91 m²Crown projection area
82.39 m³Crown volume
2Stems

Structure & risk

30.46Slenderness (H/D)
1.75Safety factor (default wind)
10.15 °Leaning angle
14.41 °Trunk lean angle
2.96Competition index
2.59 mTree protection zone
3.89 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
23.88 %Foliage transparency
5.69 %Dieback
78.01 %Crown density
97.05 %Crown light exposure ratio
53.79 %Live crown ratio
97.95 m²Leaf area
3.28Leaf area index (LAI)
1.19Leaf area / crown vol.

Ecosystem services

78.97 kgCarbon storage
19.8 kgCarbon sequestration / yr
52.32 kgOxygen production / yr
0.09 m³Avoided runoff
1.6 m³Water intercepted
1.88 m³Transpiration
1.59 m³Evaporation
9.79 m³Potential evapotranspiration
3.55 gCO removed / yr
14.0 gNO₂ removed / yr
30.21 gSO₂ removed / yr
8.81 gPM2.5 removed / yr
168.73 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

1604.95CAVAT value
10061.21Koch value
1008.35RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
90G u fextracted_critical wind speed
2025-06-19G u fextracted_inv date
Jalan Kerai P8/8 G u fextracted_street
7001G u fextracted_taxon i d
3.21Crown base height
6.75Live 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

Jalan Kerai P8/8 · 2.934949, 101.684615 · Elevation 37.4 m