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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 28116 · alive · Condition: fair · LC · Least Concern · Elevation: 45.3 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

20.3 mHeight
6.35 mTrunk height
65 cmTrunk diameter (DBH)
14.54 mCanopy height
10.04 mCanopy width
31.69 mCanopy circumference
75.9 m²Crown projection area
710.39 m³Crown volume
1Stems

Structure & risk

31.67Slenderness (H/D)
2.02Safety factor (default wind)
8.45 °Leaning angle
3.58 °Trunk lean angle
25.45Competition index
7.7 mTree protection zone
11.54 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
15.18 %Foliage transparency
0.12 %Dieback
75.51 %Crown density
74.56 %Crown light exposure ratio
71.61 %Live crown ratio
992.78 m²Leaf area
13.09Leaf area index (LAI)
1.4Leaf area / crown vol.

Ecosystem services

1153.37 kgCarbon storage
54.48 kgCarbon sequestration / yr
143.95 kgOxygen production / yr
0.22 m³Avoided runoff
3.81 m³Water intercepted
4.48 m³Transpiration
3.78 m³Evaporation
23.34 m³Potential evapotranspiration
8.46 gCO removed / yr
33.4 gNO₂ removed / yr
72.07 gSO₂ removed / yr
21.02 gPM2.5 removed / yr
402.57 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

14162.84CAVAT value
27734.87Koch value
2995.39RADO value

Other

2026-04-24G u fextracted_change date
06:02:15G u fextracted_change time
95G u fextracted_critical wind speed
2025-06-17G u fextracted_inv date
Jalan P11 A5/6 G u fextracted_street
7001G u fextracted_taxon i d
5.77Crown base height
20.3Live 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 P11 A5/6 · 2.957086, 101.684937 · Elevation 45.3 m