7 · Alstonia angustiloba — PLUS Expressway

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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 7 · alive · Condition: fair · LC · Least Concern

Dimensions

22.67 mHeight

12.74 mTrunk height

61 cmTrunk diameter (DBH)

7.22 mCanopy height

3.6 mCanopy width

11.41 mCanopy circumference

8.93 m²Crown projection area

102.15 m³Crown volume

1Stems

Structure & risk

37.55Slenderness (H/D)

6.06Safety factor (default wind)

2.82 °Leaning angle

2.21 °Trunk lean angle

0Competition index

7.25 mTree protection zone

0.91 mCritical root zone

10.87 mRoot protection zone

l0TMS category

Health & vitality

fairCondition

lowVitality

matureAge class

moderately defoliatedCrown transparency

42.56 %Foliage transparency

18.69 %Dieback

51.1 %Crown density

100 %Crown light exposure ratio

31.85 %Live crown ratio

54.13 m²Leaf area

5.18Leaf area index (LAI)

0.53Leaf area / crown vol.

Ecosystem services

788.02 kgCarbon storage

72.5 kgCarbon sequestration / yr

191.57 kgOxygen production / yr

0.03 m³Avoided runoff

0.49 m³Water intercepted

0.58 m³Transpiration

0.49 m³Evaporation

3 m³Potential evapotranspiration

1.09 gCO removed / yr

4.3 gNO₂ removed / yr

9.26 gSO₂ removed / yr

2.71 gPM2.5 removed / yr

51.73 gO₃ removed / yr

Amenity valuation

12562.61CAVAT value

26401.35Koch value

2821.1RADO value

Other

noBuilding clearance issue detected

4Overall outlier index

notPresentOverhead utilities

noRoad clearance issue detected

Location

Lebuhraya Hubungan Kedua · 1.383333, 103.593741