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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38989 · alive · Condition: good · LC · Least Concern · Elevation: 24.7 m

Photos

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trunk branches leaf

Dimensions

18.15 mHeight
3.5 mTrunk height
86 cmTrunk diameter (DBH)
12 mCanopy height
12.19 mCanopy width
38.39 mCanopy circumference
113.8 m²Crown projection area
1117.15 m³Crown volume
1Stems

Structure & risk

21.28Slenderness (H/D)
4.14Safety factor (default wind)
9.49 °Leaning angle
10.98 °Trunk lean angle
2.62Competition index
10.24 mTree protection zone
15.36 mRoot protection zone
l0TMS category

Health & vitality

goodCondition
mediumVitality
matureAge class
not defoliatedCrown transparency
14.16 %Foliage transparency
0.01 %Dieback
80.61 %Crown density
97.39 %Crown light exposure ratio
66.08 %Live crown ratio
1318.95 m²Leaf area
11.6Leaf area index (LAI)
1.19Leaf area / crown vol.

Ecosystem services

1687.35 kgCarbon storage
125.55 kgCarbon sequestration / yr
331.78 kgOxygen production / yr
0.37 m³Avoided runoff
6.51 m³Water intercepted
7.66 m³Transpiration
6.47 m³Evaporation
39.93 m³Potential evapotranspiration
12.48 gCO removed / yr
49.32 gNO₂ removed / yr
106.42 gSO₂ removed / yr
31.04 gPM2.5 removed / yr
594.46 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

25269.55CAVAT value
39086.13Koch value
4001.07RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
135G u fextracted_critical wind speed
2025-06-19G u fextracted_inv date
Jalan P8 E2/5 G u fextracted_street
7001G u fextracted_taxon i d
6.16Crown base height
18.15Live 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 P8 E2/5 · 2.931558, 101.682181 · Elevation 24.7 m