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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38216 · alive · Condition: fair · LC · Least Concern · Elevation: 37.5 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

7.16 mHeight
2.48 mTrunk height
25 cmTrunk diameter (DBH)
4.18 mCanopy height
4.48 mCanopy width
14.06 mCanopy circumference
13.75 m²Crown projection area
36.21 m³Crown volume
1Stems

Structure & risk

29.8Slenderness (H/D)
2.54Safety factor (default wind)
18.59 °Leaning angle
4.71 °Trunk lean angle
45.98Competition index
2.89 mTree protection zone
4.33 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
27.61 %Foliage transparency
3.41 %Dieback
77.63 %Crown density
54.03 %Crown light exposure ratio
58.33 %Live crown ratio
59.01 m²Leaf area
4.3Leaf area index (LAI)
1.63Leaf area / crown vol.

Ecosystem services

121.76 kgCarbon storage
15.48 kgCarbon sequestration / yr
40.91 kgOxygen production / yr
0.05 m³Avoided runoff
0.76 m³Water intercepted
0.89 m³Transpiration
0.76 m³Evaporation
4.64 m³Potential evapotranspiration
1.68 gCO removed / yr
6.64 gNO₂ removed / yr
14.33 gSO₂ removed / yr
4.18 gPM2.5 removed / yr
80.03 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

1992.86CAVAT value
10281.24Koch value
1123.61RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
105G u fextracted_critical wind speed
2025-06-19G u fextracted_inv date
Jalan Kerai P8/8 G u fextracted_street
7001G u fextracted_taxon i d
2.99Crown base height
7.16Live 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 Kerai P8/8 · 2.934921, 101.684639 · Elevation 37.5 m