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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 28119 · alive · Condition: fair · LC · Least Concern · Elevation: 46.6 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

20.79 mHeight
3.06 mTrunk height
56 cmTrunk diameter (DBH)
12.8 mCanopy height
9.44 mCanopy width
29.7 mCanopy circumference
68.85 m²Crown projection area
811.26 m³Crown volume
1Stems

Structure & risk

37.69Slenderness (H/D)
1.11Safety factor (default wind)
0.27 °Leaning angle
2.33 °Trunk lean angle
9.73Competition index
6.62 mTree protection zone
9.93 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
matureAge class
slightly defoliatedCrown transparency
15.77 %Foliage transparency
0 %Dieback
66.04 %Crown density
90.28 %Crown light exposure ratio
61.57 %Live crown ratio
777.22 m²Leaf area
11.3Leaf area index (LAI)
0.96Leaf area / crown vol.

Ecosystem services

665.34 kgCarbon storage
64.97 kgCarbon sequestration / yr
171.67 kgOxygen production / yr
0.19 m³Avoided runoff
3.37 m³Water intercepted
3.97 m³Transpiration
3.35 m³Evaporation
20.65 m³Potential evapotranspiration
7.48 gCO removed / yr
29.55 gNO₂ removed / yr
63.76 gSO₂ removed / yr
18.6 gPM2.5 removed / yr
356.13 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

10576.51CAVAT value
24336.51Koch value
2588.51RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
70G u fextracted_critical wind speed
2025-06-17G u fextracted_inv date
Jalan P11 a5/1G u fextracted_street
7001G u fextracted_taxon i d
7.99Crown base height
20.79Live 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 P11 a5/1 · 2.956637, 101.685211 · Elevation 46.6 m