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Download the publication - Tropenbos International

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No of species<br />

1200<br />

1000<br />

800<br />

600<br />

400<br />

200<br />

0<br />

DBH = 1<br />

DBH = 2<br />

DBH = 3<br />

DBH = 4<br />

DBH = 5<br />

DBH = 6<br />

DBH = 7<br />

DBH = 8<br />

DBH = 9<br />

DBH = 10<br />

DBH = 11<br />

DBH = 12<br />

Diversity patterns in <strong>the</strong> flora of <strong>the</strong> Campo-Ma’an rain forest, Cameroon: do tree species tell it all?<br />

DBH = 13<br />

Species richness<br />

Shannon diversity index (H')<br />

DBH = 14<br />

DBH = 15<br />

Figure 3.6 Change in species richness and Shannon diversity (H’) for 145 plots of 0.1 ha each taking into account a different minimum cut-off level size. For example, DBH = 1<br />

cm means when all vascular plants with diameter ≥ 1 cm are recorded.<br />

DBH = 16<br />

DBH = 17<br />

Minimum DBH in sample<br />

DBH = 18<br />

DBH = 19<br />

DBH = 20<br />

DBH = 30<br />

DBH = 40<br />

DBH = 50<br />

DBH = 60<br />

DBH = 70<br />

DBH = 80<br />

DBH = 90<br />

DBH = 100<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0<br />

Shannon diversity index (H')<br />

53

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