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Table 1 Number of trees per species, with diameter class and their respective diameters

From: Influence of tree species, tree diameter and soil types on wood density and its radial variation in a mid-altitude rainforest in Madagascar

Scientific name

Family

Number of trees studied

Average DBH (Std) (cm)

SD

BD

Total

SD

BD

Albizia gummifera (J.F., Gmel.) C.A. Smith*

Fabaceae

5

4

9

13.62 (1.23)

19.48 (5.07)

Anthocleista madagascariensis Baker*

Gentianaceae

3

3

6

12.3 (0.78)

22.67 (5.8)

Bosqueia danguyana Leandri

Moraceae

5

3

8

9.22 (3.07)

20.63 (3.96)

Calophyllum sp.

Calophyllaceae

5

3

8

11.07 (2.01)

22.3 (3.58)

Chrysophyllum boivinianum (Pierre) Baehni

Sapotaceae

6

5

11

10.68 (1.25)

22.26 (2.6)

Dilobeia thouarsii Roem. & Schult

Proteaceae

5

4

9

11.16 (2.36)

19.53 (3.86)

Dombeya lucida Baill.*

Malvaceae

5

5

10

12.02 (1.4)

21.14 (3.57)

Erythroxyllum corymbosum Boivin ex Baill.

Erythroxylaceae

3

3

6

9.2 (2.78)

18.97 (3.76)

Harungana madagascariensis Lamarck ex. Poiret

Hypericaceae

6

7

13

11.67 (1.46)

18.3 (3.6)

Ilex mitis (L.) Radlkofer*

Aquifoliaceae

6

5

11

10.97 (3.36)

16.26 (0.86)

Macaranga cuspidata Boivin ex Baill.

Euphorbiaceae

6

3

9

11.1 (3.42)

18.03 (1.85)

Micronychia tsiramiramy H. Perrier

Anacardiaceae

5

5

10

11.04 (1.44)

18.38 (1.59)

Mussaenda sp. Linnaeus

Rubiaceae

5

3

8

11.42 (1.61)

19.47 (3.21)

Nuxia capitata Baker

Stilbaceae

5

4

9

10.52 (2.03)

18.58 (3.51)

Ocotea sp.(1)**

Lauraceae

3

3

6

9.73 (0.9)

20.18 (4.05)

Ocotea sp.(2)**

Lauraceae

5

4

9

12.12 (1.72)

19.88 (3.35)

Protorhus ditimena H. Perrier*

Anacardiaceae

5

5

10

9.48 (1.8)

18.94 (1.31)

Ravensara acuminata (Willd ex Meisen) Baillon

Lauraceae

5

5

10

11.56 (2.78)

19.68 (1.06)

Ravensara crassifolia (Baker) Danguy

Lauraceae

6

4

10

10.7 (3.1)

16.46 (1.03)

Schefflera longipedicellata (Lecomte) Bernardi

Araliaceae

5

5

10

12.37 (2.05)

18.02 (2.17)

Schefflera vantsilana (Baker) Bernardi

Araliaceae

4

5

9

9.2 (1.87)

19.46 (4.39)

Syzygium cumini (L.) Skeels*

Myrtaceae

3

3

6

11.2 (1.61)

16.8 (0.53)

Uapaca densifolia Baker*

Phyllanthaceae

3

4

7

9.48 (1.31)

22.28 (1.83)

  1. SD small diameter (5 cm ≤ DBH < 15 cm), BD big diameter (DBH ≥ 15 cm), DBH diameter at breast height, Std standard deviation
  2. *Indicates the seven most abundant species according to Rajaonera (2008)
  3. **The two species belonging to Ocotea genus could not be defined. Their botanical characteristics are different