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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38945 · alive · Condition: fair · LC · Least Concern · Elevation: 24.1 m

Photos

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trunk branches leaf

Dimensions

13.44 mHeight
2.55 mTrunk height
34 cmTrunk diameter (DBH)
7.04 mCanopy height
8.59 mCanopy width
27.96 mCanopy circumference
47.22 m²Crown projection area
199.6 m³Crown volume
1Stems

Structure & risk

39.65Slenderness (H/D)
1.28Safety factor (default wind)
7.38 °Leaning angle
1.45 °Trunk lean angle
15.28Competition index
4.07 mTree protection zone
6.11 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
29.33 %Foliage transparency
4.05 %Dieback
58.05 %Crown density
84.73 %Crown light exposure ratio
52.34 %Live crown ratio
218.2 m²Leaf area
4.63Leaf area index (LAI)
1.1Leaf area / crown vol.

Ecosystem services

224.05 kgCarbon storage
35.79 kgCarbon sequestration / yr
94.58 kgOxygen production / yr
0.16 m³Avoided runoff
2.79 m³Water intercepted
3.28 m³Transpiration
2.77 m³Evaporation
17.09 m³Potential evapotranspiration
6.19 gCO removed / yr
24.46 gNO₂ removed / yr
52.76 gSO₂ removed / yr
15.39 gPM2.5 removed / yr
294.73 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

3965.41CAVAT value
15030.43Koch value
1584.98RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
75G u fextracted_critical wind speed
2025-06-19G u fextracted_inv date
Jalan P8 E2 G u fextracted_street
7001G u fextracted_taxon i d
6.41Crown base height
13.44Live 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 · 2.931486, 101.682200 · Elevation 24.1 m