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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 36776 · alive · Condition: good · LC · Least Concern · Elevation: 37.0 m

Photos

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trunk branches leaf

Dimensions

15.47 mHeight
3.08 mTrunk height
63 cmTrunk diameter (DBH)
9.06 mCanopy height
7.15 mCanopy width
22.46 mCanopy circumference
39.53 m²Crown projection area
269.89 m³Crown volume
1Stems

Structure & risk

24.9Slenderness (H/D)
4.47Safety factor (default wind)
1.91 °Leaning angle
3.51 °Trunk lean angle
0Competition index
7.46 mTree protection zone
11.19 mRoot protection zone
l0TMS category

Health & vitality

goodCondition
highVitality
matureAge class
not defoliatedCrown transparency
11.88 %Foliage transparency
0 %Dieback
79.89 %Crown density
100 %Crown light exposure ratio
58.58 %Live crown ratio
502.18 m²Leaf area
12.71Leaf area index (LAI)
1.87Leaf area / crown vol.

Ecosystem services

829.17 kgCarbon storage
85.07 kgCarbon sequestration / yr
224.8 kgOxygen production / yr
0.13 m³Avoided runoff
2.24 m³Water intercepted
2.63 m³Transpiration
2.22 m³Evaporation
13.71 m³Potential evapotranspiration
4.29 gCO removed / yr
16.94 gNO₂ removed / yr
36.54 gSO₂ removed / yr
10.66 gPM2.5 removed / yr
204.08 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

13361.67CAVAT value
28229.98Koch value
2909.43RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
140G u fextracted_critical wind speed
2025-06-16G u fextracted_inv date
Jalan P11f/13G u fextracted_street
7001G u fextracted_taxon i d
6.41Crown base height
15.47Live 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 P11f/13 · 2.963033, 101.668523 · Elevation 37.0 m