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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38356 · alive · Condition: fair · LC · Least Concern · Elevation: 36.0 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

12.49 mHeight
2.8 mTrunk height
41 cmTrunk diameter (DBH)
9.04 mCanopy height
9.48 mCanopy width
29.82 mCanopy circumference
68.58 m²Crown projection area
412.11 m³Crown volume
1Stems

Structure & risk

30.91Slenderness (H/D)
1.35Safety factor (default wind)
18.69 °Leaning angle
6.6 °Trunk lean angle
2.71Competition index
4.85 mTree protection zone
7.28 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
moderately defoliatedCrown transparency
44.84 %Foliage transparency
5.09 %Dieback
72.13 %Crown density
97.3 %Crown light exposure ratio
72.38 %Live crown ratio
392.49 m²Leaf area
5.73Leaf area index (LAI)
0.96Leaf area / crown vol.

Ecosystem services

327.12 kgCarbon storage
43.76 kgCarbon sequestration / yr
115.63 kgOxygen production / yr
0.2 m³Avoided runoff
3.4 m³Water intercepted
4 m³Transpiration
3.38 m³Evaporation
20.84 m³Potential evapotranspiration
7.55 gCO removed / yr
29.83 gNO₂ removed / yr
64.35 gSO₂ removed / yr
18.77 gPM2.5 removed / yr
359.44 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

5629.07CAVAT value
18486.03Koch value
1888.41RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
80G 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
3.88Crown base height
12.91Live 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 · 2.934652, 101.685204 · Elevation 36.0 m