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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 43842 · alive · Condition: fair · LC · Least Concern · Elevation: 31.7 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

10.93 mHeight
6.35 mTrunk height
19 cmTrunk diameter (DBH)
4.09 mCanopy height
4.36 mCanopy width
13.85 mCanopy circumference
14.49 m²Crown projection area
62.22 m³Crown volume
1Stems

Structure & risk

58.71Slenderness (H/D)
0.69Safety factor (default wind)
11.86 °Leaning angle
5.42 °Trunk lean angle
43.33Competition index
2.24 mTree protection zone
3.35 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
youngAge class
slightly defoliatedCrown transparency
25.46 %Foliage transparency
4.79 %Dieback
73.61 %Crown density
56.68 %Crown light exposure ratio
37.41 %Live crown ratio
51.53 m²Leaf area
3.56Leaf area index (LAI)
0.83Leaf area / crown vol.

Ecosystem services

72.53 kgCarbon storage
11.86 kgCarbon sequestration / yr
31.33 kgOxygen production / yr
0.05 m³Avoided runoff
0.72 m³Water intercepted
0.85 m³Transpiration
0.72 m³Evaporation
4.41 m³Potential evapotranspiration
1.6 gCO removed / yr
6.31 gNO₂ removed / yr
13.6 gSO₂ removed / yr
3.97 gPM2.5 removed / yr
75.95 gO₃ removed / yr

Surroundings

noneOverhead utilities

Amenity valuation

1201.02CAVAT value
8009.95Koch value
872.28RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
55G u fextracted_critical wind speed
2025-06-20G u fextracted_inv date
Jalan Enggang P9 G u fextracted_street
7001G u fextracted_taxon i d
6.84Crown base height
10.93Live 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 availableOutlier index — the survey did not record which measurements were availableTrunk measuredCrown measuredSpecies identified

Location

Jalan Enggang P9 · 2.942008, 101.675767 · Elevation 31.7 m