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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 34271 · alive · Condition: fair · LC · Least Concern · Elevation: 49.3 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

12.31 mHeight
3.61 mTrunk height
23 cmTrunk diameter (DBH)
9.81 mCanopy height
8.17 mCanopy width
25.66 mCanopy circumference
53.15 m²Crown projection area
338.26 m³Crown volume
1Stems

Structure & risk

53.7Slenderness (H/D)
0.32Safety factor (default wind)
0.54 °Leaning angle
3.89 °Trunk lean angle
4.92Competition index
2.75 mTree protection zone
4.13 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
20.49 %Foliage transparency
0 %Dieback
74.97 %Crown density
95.09 %Crown light exposure ratio
79.75 %Live crown ratio
487.48 m²Leaf area
9.18Leaf area index (LAI)
1.45Leaf area / crown vol.

Ecosystem services

102.65 kgCarbon storage
23.45 kgCarbon sequestration / yr
61.97 kgOxygen production / yr
0.15 m³Avoided runoff
2.53 m³Water intercepted
2.97 m³Transpiration
2.51 m³Evaporation
15.46 m³Potential evapotranspiration
5.6 gCO removed / yr
22.13 gNO₂ removed / yr
47.74 gSO₂ removed / yr
13.93 gPM2.5 removed / yr
266.65 gO₃ removed / yr

Data quality

1Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

1819.03CAVAT value
10519.12Koch value
1073.49RADO value

Other

2026-04-24G u fextracted_change date
06:02:15G u fextracted_change time
40G u fextracted_critical wind speed
2025-06-16G u fextracted_inv date
Jalan P11 D/3 G u fextracted_street
7001G u fextracted_taxon i d
2.5Crown base height
12.31Live 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 D/3 · 2.962685, 101.672143 · Elevation 49.3 m