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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 15134 · alive · Condition: fair · LC · Least Concern · Elevation: 28.1 m

Photos

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trunk branches leaf

Dimensions

16.26 mHeight
6.19 mTrunk height
66 cmTrunk diameter (DBH)
9.11 mCanopy height
12.27 mCanopy width
38.66 mCanopy circumference
117.44 m²Crown projection area
807.76 m³Crown volume
1Stems

Structure & risk

24.67Slenderness (H/D)
2.63Safety factor (default wind)
3.45 °Leaning angle
8.3 °Trunk lean angle
3.68Competition index
7.92 mTree protection zone
11.87 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
moderately defoliatedCrown transparency
40.59 %Foliage transparency
0 %Dieback
83.22 %Crown density
96.33 %Crown light exposure ratio
56.02 %Live crown ratio
479.12 m²Leaf area
4.08Leaf area index (LAI)
0.6Leaf area / crown vol.

Ecosystem services

951.05 kgCarbon storage
78.6 kgCarbon sequestration / yr
207.69 kgOxygen production / yr
0.33 m³Avoided runoff
5.7 m³Water intercepted
6.7 m³Transpiration
5.66 m³Evaporation
34.93 m³Potential evapotranspiration
12.65 gCO removed / yr
49.98 gNO₂ removed / yr
107.83 gSO₂ removed / yr
31.45 gPM2.5 removed / yr
602.33 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

15108.84CAVAT value
27963.55Koch value
3093.81RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
110G u fextracted_critical wind speed
2025-06-15G u fextracted_inv date
Jalan P2 D G u fextracted_street
7001G u fextracted_taxon i d
7.16Crown base height
16.26Live 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 P2 D · 2.924393, 101.685610 · Elevation 28.1 m