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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 34494 · alive · Condition: fair · LC · Least Concern · Elevation: 32.1 m

Photos

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trunk branches leaf

Dimensions

22.51 mHeight
5.85 mTrunk height
70 cmTrunk diameter (DBH)
16.11 mCanopy height
11.1 mCanopy width
34.86 mCanopy circumference
88.34 m²Crown projection area
988.78 m³Crown volume
1Stems

Structure & risk

32.55Slenderness (H/D)
1.81Safety factor (default wind)
7.22 °Leaning angle
6.23 °Trunk lean angle
29.95Competition index
8.3 mTree protection zone
12.45 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
moderately defoliatedCrown transparency
31.75 %Foliage transparency
0 %Dieback
65.57 %Crown density
70.06 %Crown light exposure ratio
71.56 %Live crown ratio
724.11 m²Leaf area
8.2Leaf area index (LAI)
0.74Leaf area / crown vol.

Ecosystem services

1377.52 kgCarbon storage
60.25 kgCarbon sequestration / yr
159.22 kgOxygen production / yr
0.27 m³Avoided runoff
4.66 m³Water intercepted
5.48 m³Transpiration
4.63 m³Evaporation
28.55 m³Potential evapotranspiration
10.34 gCO removed / yr
40.86 gNO₂ removed / yr
88.15 gSO₂ removed / yr
25.71 gPM2.5 removed / yr
492.41 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

16622.52CAVAT value
30158.46Koch value
3245.09RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
90G u fextracted_critical wind speed
2025-06-16G u fextracted_inv date
Jalan P11c/6G u fextracted_street
7001G u fextracted_taxon i d
6.41Crown base height
22.51Live 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 P11c/6 · 2.970075, 101.671094 · Elevation 32.1 m