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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 15112 · alive · Condition: fair · LC · Least Concern · Elevation: 29.0 m

Photos

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trunk branches leaf

Dimensions

16 mHeight
3.86 mTrunk height
50 cmTrunk diameter (DBH)
8.87 mCanopy height
8.63 mCanopy width
27.11 mCanopy circumference
58.06 m²Crown projection area
461.17 m³Crown volume
1Stems

Structure & risk

32.55Slenderness (H/D)
1.91Safety factor (default wind)
0.94 °Leaning angle
4.82 °Trunk lean angle
0Competition index
5.9 mTree protection zone
8.85 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
19.87 %Foliage transparency
0 %Dieback
61.8 %Crown density
100 %Crown light exposure ratio
55.42 %Live crown ratio
340.57 m²Leaf area
5.87Leaf area index (LAI)
0.74Leaf area / crown vol.

Ecosystem services

502.04 kgCarbon storage
55.47 kgCarbon sequestration / yr
146.57 kgOxygen production / yr
0.16 m³Avoided runoff
2.82 m³Water intercepted
3.32 m³Transpiration
2.8 m³Evaporation
17.27 m³Potential evapotranspiration
6.26 gCO removed / yr
24.71 gNO₂ removed / yr
53.31 gSO₂ removed / yr
15.55 gPM2.5 removed / yr
297.8 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

8352.02CAVAT value
22057.42Koch value
2300.24RADO value

Other

2026-04-24G u fextracted_change date
06:02:15G u fextracted_change time
95G u fextracted_critical wind speed
2025-06-15G u fextracted_inv date
Lebuh Bestari G u fextracted_street
7001G u fextracted_taxon i d
7.14Crown base height
16Live 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

Lebuh Bestari · 2.923302, 101.685459 · Elevation 29.0 m