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Table 3 Surface area covered by ultramafic rocks, total number of species in the regional flora, number of ultramafic-associated species, and number of ultramafic endemic species along with percent ultramafic endemism in the region’s flora for a number of global hotspots for ultramafic endemism and for regions within South and Southeast Asia

From: Ultramafic geoecology of South and Southeast Asia

Region

Surface area of ultramafics (km2)

Total number of vascular plant species in the flora

Number of ultramafic-associated species

Number of ultramafic endemic species (% ultramafic endemism)

References

New Caledonia

5470

3371

2150

1785 (83)

Jaffré (1992), van der Ent et al. (2015d), Isnard et al. (2016)

California, United States

~6000

5271

492

246 (4.7)

Anacker et al. (2011), Burge et al. (2016), Jepson Flora Project (2016), Safford et al. (2005)

Queensland, Australia

818

8500

553

18 (0.2)

Batianoff and Specht (1992), Batianoff and Singh (2001)

Western Australia, Australia

5654

~12,000

1355

14 (0.12)

Van der Ent et al. (2015d)

New Zealand

~310

2418

~800

15 (0.6)

Lee (1992), New Zealand Plant Conservation Network (2016), Van der Ent et al. (2015d)

Cuba

5300

6375

–

920 (14)

Reeves et al. (1999)

Zimbabwe

~3000

6385

322

322 (5)

Wild (1965), Proctor and Cole (1992)

Sabah

~3500

~8000

4252

347 (4.3)

Van der Ent et al. (2015a)

Sulawesi, Indonesia

~15,400

~5000

na

na

Van der Ent et al. (2013a)

Palawan, Philippines

~3000

1522

na

na

Davis and Heywood (1995)

Sri Lanka

7

3492

107

0

MOE (2012), Rajakaruna and Bohm (2002), Samithri (2015)