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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 38346 · alive · Condition: fair · LC · Least Concern · Elevation: 36.1 m

Photos

3D point cloud drag to rotate · scroll to zoom

trunk branches leaf

Dimensions

9.48 mHeight
2.54 mTrunk height
20 cmTrunk diameter (DBH)
6.03 mCanopy height
6.62 mCanopy width
20.97 mCanopy circumference
33.3 m²Crown projection area
144.57 m³Crown volume
1Stems

Structure & risk

49.72Slenderness (H/D)
0.46Safety factor (default wind)
6.08 °Leaning angle
1.1 °Trunk lean angle
23.39Competition index
2.29 mTree protection zone
3.43 mRoot protection zone
l0TMS category

Health & vitality

fairCondition
mediumVitality
youngAge class
moderately defoliatedCrown transparency
39.87 %Foliage transparency
0.57 %Dieback
74.86 %Crown density
76.62 %Crown light exposure ratio
63.61 %Live crown ratio
211.38 m²Leaf area
6.35Leaf area index (LAI)
1.47Leaf area / crown vol.

Ecosystem services

80.3 kgCarbon storage
12.56 kgCarbon sequestration / yr
33.19 kgOxygen production / yr
0.1 m³Avoided runoff
1.66 m³Water intercepted
1.95 m³Transpiration
1.65 m³Evaporation
10.16 m³Potential evapotranspiration
3.68 gCO removed / yr
14.53 gNO₂ removed / yr
31.35 gSO₂ removed / yr
9.15 gPM2.5 removed / yr
175.11 gO₃ removed / yr

Surroundings

noneOverhead utilities

Amenity valuation

1251.47CAVAT value
8853.64Koch value
890.41RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
45G 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
2.3Crown base height
8.33Live 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 availableOutlier index — the survey did not record which measurements were availableTrunk measuredCrown measuredSpecies identified

Location

Jalan Kerai P8/8 · 2.934625, 101.685209 · Elevation 36.1 m