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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 32201 · alive · Condition: good · LC · Least Concern · Elevation: 56.6 m

Photos

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trunk branches leaf

Dimensions

10.36 mHeight
2.5 mTrunk height
23 cmTrunk diameter (DBH)
7.07 mCanopy height
5.09 mCanopy width
15.99 mCanopy circumference
20.64 m²Crown projection area
87.82 m³Crown volume
1Stems

Structure & risk

45.98Slenderness (H/D)
0.9Safety factor (default wind)
2.17 °Leaning angle
2.77 °Trunk lean angle
20.76Competition index
2.71 mTree protection zone
4.06 mRoot protection zone
l0TMS category

Health & vitality

goodCondition
highVitality
matureAge class
not defoliatedCrown transparency
13.22 %Foliage transparency
0 %Dieback
88.44 %Crown density
79.25 %Crown light exposure ratio
68.25 %Live crown ratio
273.33 m²Leaf area
13.25Leaf area index (LAI)
3.12Leaf area / crown vol.

Ecosystem services

112.56 kgCarbon storage
17.65 kgCarbon sequestration / yr
46.62 kgOxygen production / yr
0.07 m³Avoided runoff
1.14 m³Water intercepted
1.34 m³Transpiration
1.13 m³Evaporation
6.96 m³Potential evapotranspiration
2.18 gCO removed / yr
8.59 gNO₂ removed / yr
18.53 gSO₂ removed / yr
5.41 gPM2.5 removed / yr
103.52 gO₃ removed / yr

Data quality

0Outlier index

Surroundings

noneOverhead utilities

Amenity valuation

1752.95CAVAT value
10114.78Koch value
1053.81RADO value

Other

2025-12-19G u fextracted_change date
23:57:09G u fextracted_change time
65G u fextracted_critical wind speed
2025-06-16G u fextracted_inv date
Jalan P11 C G u fextracted_street
7001G u fextracted_taxon i d
3.29Crown base height
10.36Live 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 C · 2.969658, 101.676225 · Elevation 56.6 m