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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 41061 · alive · Condition: good · LC · Least Concern · Elevation: 37.2 m

Photos

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trunk branches leaf

Dimensions

12.59 mHeight
0.21 mTrunk height
68 cmTrunk diameter (DBH)
10.09 mCanopy height
10.6 mCanopy width
33.29 mCanopy circumference
89.73 m²Crown projection area
625.59 m³Crown volume
2Stems

Structure & risk

18.69Slenderness (H/D)
5.69Safety factor (default wind)
6.65 °Leaning angle
11.54 °Trunk lean angle
0Competition index
8.09 mTree protection zone
12.13 mRoot protection zone
l0TMS category

Health & vitality

goodCondition
highVitality
matureAge class
not defoliatedCrown transparency
11.68 %Foliage transparency
0.02 %Dieback
86.44 %Crown density
100 %Crown light exposure ratio
80.16 %Live crown ratio
1058.91 m²Leaf area
11.81Leaf area index (LAI)
1.7Leaf area / crown vol.

Ecosystem services

987.86 kgCarbon storage
92.48 kgCarbon sequestration / yr
244.36 kgOxygen production / yr
0.28 m³Avoided runoff
4.92 m³Water intercepted
5.79 m³Transpiration
4.89 m³Evaporation
30.18 m³Potential evapotranspiration
9.43 gCO removed / yr
37.27 gNO₂ removed / yr
80.42 gSO₂ removed / yr
23.46 gPM2.5 removed / yr
449.22 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

15641.35CAVAT value
30865.42Koch value
3147.86RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
160G u fextracted_critical wind speed
2025-06-18G u fextracted_inv date
Jalan Kenari P9 G 1 G u fextracted_street
7001G u fextracted_taxon i d
2.52Crown base height
12.6Live 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 Kenari P9 G 1 · 2.947335, 101.683343 · Elevation 37.2 m