Putrajaya

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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 15236 · alive · Condition: good · LC · Least Concern · Elevation: 27.3 m

Photos

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trunk branches leaf

Dimensions

14.39 mHeight
4 mTrunk height
65 cmTrunk diameter (DBH)
12.16 mCanopy height
15.57 mCanopy width
48.93 mCanopy circumference
177.68 m²Crown projection area
1404.55 m³Crown volume
1Stems

Structure & risk

22.48Slenderness (H/D)
2.46Safety factor (default wind)
3.26 °Leaning angle
2.7 °Trunk lean angle
0.06Competition index
7.69 mTree protection zone
11.53 mRoot protection zone
l0TMS category

Health & vitality

goodCondition
highVitality
matureAge class
not defoliatedCrown transparency
11.65 %Foliage transparency
0 %Dieback
85.48 %Crown density
99.95 %Crown light exposure ratio
84.52 %Live crown ratio
1591.71 m²Leaf area
8.96Leaf area index (LAI)
1.14Leaf area / crown vol.

Ecosystem services

878.4 kgCarbon storage
86.28 kgCarbon sequestration / yr
228.01 kgOxygen production / yr
0.6 m³Avoided runoff
10.62 m³Water intercepted
12.49 m³Transpiration
10.55 m³Evaporation
65.11 m³Potential evapotranspiration
20.35 gCO removed / yr
80.42 gNO₂ removed / yr
173.52 gSO₂ removed / yr
50.61 gPM2.5 removed / yr
969.29 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

14220.89CAVAT value
27485.48Koch value
3001.52RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
105G u fextracted_critical wind speed
2025-06-15G u fextracted_inv date
Jalan Tun Razak G u fextracted_street
7001G u fextracted_taxon i d
2.23Crown base height
14.39Live height

Clearances

ConflictRoad clearance
3.58 mRoad clearance — minimum height
0 mRoad clearance — minimum distance
0.58 m³Road clearance — conflict volume
0.43Road clearance — conflict volume ratio

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 Tun Razak · 2.926548, 101.685499 · Elevation 27.3 m