2138 · Alstonia angustiloba

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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 2138 · alive · Condition: poor · LC · Least Concern

Dimensions

19.35 mHeight

2.97 mTrunk height

21 cmTrunk diameter (DBH)

11.21 mCanopy height

9.15 mCanopy width

28.89 mCanopy circumference

36.77 m²Crown projection area

365.53 m³Crown volume

1Stems

Structure & risk

93.2Slenderness (H/D)

0.08Safety factor (default wind)

18.62 °Leaning angle

6.93 °Trunk lean angle

13.15Competition index

2.5 mTree protection zone

0.32 mCritical root zone

3.74 mRoot protection zone

l2TMS category

Health & vitality

poorCondition

lowVitality

matureAge class

severely defoliatedCrown transparency

61.2 %Foliage transparency

0 %Dieback

56.49 %Crown density

5Crown light exposure

86.86 %Crown light exposure ratio

57.94 %Live crown ratio

239.01 m²Leaf area

4.5Leaf area index (LAI)

0.66Leaf area / crown vol.

Ecosystem services

87.83 kgCarbon storage

16.29 kgCarbon sequestration / yr

43.04 kgOxygen production / yr

0.14 m³Avoided runoff

2.4 m³Water intercepted

2.82 m³Transpiration

2.38 m³Evaporation

14.68 m³Potential evapotranspiration

7.03 gCO removed / yr

27.77 gNO₂ removed / yr

59.91 gSO₂ removed / yr

17.48 gPM2.5 removed / yr

334.67 gO₃ removed / yr

Amenity valuation

1485.72CAVAT value

8889.28Koch value

970.17RADO value

Other

noBuilding clearance issue detected

6.49Crown base height

17.7Live height

notPresentOverhead utilities

noRoad clearance issue detected

Location

Lebuhraya Hubungan Kedua · 1.447725, 103.615110