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Table 1 Floristic diversity parameters and exploration level per country

From: Exploring the floristic diversity of tropical Africa

Country Observed species richness Estimated species richness (Chao1) Number of records Record density/100 km2 Endemism % Relative exploration Degree of sampling completeness (from 0-1)
Angola 2262 4310 (4232–4388) 5439 0.44 18.8 0.51 0.76
Somalia 1267 2329 (2277–2381) 2892 0.45 32 0.54 0.75
Botswana 920 1378 (1342–1413) 2368 0.41 4.7 0.56 0.79
Republic of Congo 2403 3795 (3741–3848) 6439 1.88 1.5 0.63 0.82
Guinea-Bissau 841 1329 (1298–1360) 1910 5.29 0.8 0.64 0.78
Zimbabwe 2807 4165 (4113–4217) 8104 2.07 7.6 0.65 0.84
Burkina Faso 879 1309 (1280–1338) 2718 1.00 0.6 0.67 0.86
Zambia 3309 4887 (4831–4942) 11,048 1.47 7.2 0.68 0.87
Uganda 2258 3303 (3258–3348) 6818 2.83 2.8 0.68 0.86
Mali 903 1309 (1282–1336) 2550 0.21 1.4 0.69 0.84
Senegal 1342 1921 (1888–1953) 4294 2.18 4.5 0.70 0.87
Guinea 2533 3583 (3537–3630) 11,082 4.51 4.7 0.70 0.92
Rwanda 1883 2608 (2572–2644) 7740 29.39 3 0.72 0.91
Central African Republic 2560 3463 (3423–3503) 11,282 1.81 2.5 0.73 0.92
Sierra Leone 1883 2513 (2482–2545) 6470 8.95 2.3 0.75 0.89
Nigeria 3378 4487 (4443–4530) 14,907 1.61 2.2 0.75 0.92
Malawi 3340 4371 (4330–4413) 12,410 10.47 6.5 0.76 0.91
Mozambique 4095 5264 (5220–5309) 23,181 2.89 8.4 0.77 0.94
Burundi 2788 3556 (3521–3591) 12,118 43.54 2.9 0.78 0.93
Ethiopia 4481 5627 (5581–5672) 31,795 2.88 19.9 0.79 0.96
Equatorial Guinea 3049 3821 (3785–3856) 15,341 54.69 1.8 0.80 0.94
Kenya 4759 5948 (5904–5991) 28,223 4.86 11.5 0.80 0.95
São Tomé and Príncipe 806 999 (982–1016) 3598 373.24 12 0.80 0.94
Ghana 2971 3634 (3601–3667) 14,428 6.05 1.5 0.81 0.94
Dem. Rep. Congo 8860 10,872 (10,814–10,931) 111,179 4.74 18.3 0.81 0.98
Tanzania 8727 10,550 (10,496–10,605) 82,850 8.75 19.4 0.82 0.98
Ivory Coast 3689 4344 (4311–4377) 41,666 12.92 2.6 0.85 0.98
Liberia 2403 2806 (2781–2830) 18,299 16.43 3.8 0.86 0.97
Gabon 5236 6106 (6068–6144) 93,828 35.05 10.5 0.86 0.99
Benin 2460 2864 (2840–2889) 21,914 19.10 1.6 0.86 0.98
Cameroon 6883 8015 (7972–8057) 90,222 18.98 9.3 0.86 0.99
  1. Countries are ordered from least to best botanically explored. Values calculated based on georeferenced and non-georeferenced (when the country was indicated) specimens