420 · Alstonia angustiloba — PLUS Expressway

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Alstonia angustiloba

Common pulai · Family: Apocynaceae · ID 420 · alive · Condition: fair · LC · Least Concern

Dimensions

14.7 mHeight

7.41 mTrunk height

35 cmTrunk diameter (DBH)

8.2 mCanopy height

7.95 mCanopy width

25.35 mCanopy circumference

42.91 m²Crown projection area

238.74 m³Crown volume

1Stems

Structure & risk

42.31Slenderness (H/D)

0.82Safety factor (default wind)

1.61 °Leaning angle

2.29 °Trunk lean angle

11.53Competition index

4.17 mTree protection zone

0.53 mCritical root zone

6.26 mRoot protection zone

l2TMS category

Health & vitality

fairCondition

mediumVitality

matureAge class

moderately defoliatedCrown transparency

35.47 %Foliage transparency

0 %Dieback

70.71 %Crown density

4Crown light exposure

88.48 %Crown light exposure ratio

55.76 %Live crown ratio

289.97 m²Leaf area

6.29Leaf area index (LAI)

1.22Leaf area / crown vol.

Ecosystem services

237.42 kgCarbon storage

37.18 kgCarbon sequestration / yr

98.25 kgOxygen production / yr

0.14 m³Avoided runoff

2.39 m³Water intercepted

2.81 m³Transpiration

2.38 m³Evaporation

14.64 m³Potential evapotranspiration

5.31 gCO removed / yr

20.95 gNO₂ removed / yr

45.2 gSO₂ removed / yr

13.19 gPM2.5 removed / yr

252.5 gO₃ removed / yr

Amenity valuation

4193.86CAVAT value

14884.65Koch value

1629.99RADO value

Other

noBuilding clearance issue detected

6.51Crown base height

14.7Live height

notPresentOverhead utilities

noRoad clearance issue detected

Location

Lebuhraya Hubungan Kedua · 1.440202, 103.611732