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Table 1 List of woody species recorded inside the Okavango Research Institute compound with their family names, mean densities (in descending order), relative densities (RD in %), frequencies and relative frequencies (RF in %), dominance, relative dominance (RDO in m2 ha− 1) and important value index (IVI)

From: Enhancement of diversity, stand structure and regeneration of woody species through area exclosure: the case of a mopane woodland in northern Botswana

Species Family Density RD Frequency RF Dominance RDO IVI
Colophospermum mopane (Kirk ex Benth.) Kirk ex J. Léonard Fabaceae 12,307 86.6 98.5 16.9 0.5 50.2 154
Vachellia tortilis (Forssk.) Galasso & Banfi Fabaceae 444 3.1 79.4 13.6 0.3 30.9 48
Grewia retinervis Burret Tiliaceae 285 2.0 5.9 1.0 0.0* 0.5 4
Croton megalobotrys Müll. Arg. Euphorbiaceae 248 1.7 20.6 3.5 0.1 8.4 14
Philenoptera violacea (Klotzsch) Schrire Fabaceae 173 1.2 33.8 5.8 0.0 0.02 7
Grewia flavescens Juss. Tiliaceae 153 1.1 25.0 4.3 0.0 0.1 6
Vachellia erioloba (E.Mey.) P.J.H.Hurter Fabaceae 143 1.0 66.2 11.4 0.1 8.3 21
Grewia bicolor Juss. Tiliaceae 112 0.8 38.2 6.6 0.0 0.2 8
Terminalia prunioides Laws. Combretaceae 70 0.5 36.8 6.3 0.01 0.7 8
Vachellia nilotica (L.) P.J.H.Hurter & Mabb. Fabaceae 59 0.4 20.6 3.5 0.0 0.4 4
Boscia albitrunca (Burch.) Gilg and Benedict Capparaceae 40 0.3 51.5 8.8 0.0 0.01 9
Grewia flava DC. Tiliaceae 36 0.2 7.4 1.3 0.0 0.02 2
Dichrostachys cinerea (L.) Wight and Arn. Fabaceae 33 0.2 19.1 3.3 0.0 0.02 4
Hyphaene petersiana Klotzsch ex Mart. Arecaceae 19 0.1 5.9 1.0 0.0 0.2 1
Combretum albopunctatum Suess. Combretaceae 16 0.1 14.7 2.5 0.0 0.0 3
Senegallia mellifera (M. Vahl) Seigler & Ebinger Fabaceae 16 0.1 7.4 1.3 0.0 0.02 1
Searsia tenuinervis (Engl.) Moffett Anacardiaceae 15 0.1 5.9 1.0 0.0 0.0 1
Combretum imberbe Wawra Combretaceae 7 0.1 7.4 1.3 0.0 0.0 1
Gardenia volkensii K.Schum. Rubiaceae 6 0.04 1.5 0.3 0.0 0.0 0.3
Boscia salicifolia Oliv. Capparaceae 6 0.04 1.5 0.3 0.0 0.0 0.3
Ximenia americana L. Olacaceae 4 0.03 2.9 0.5 0.0 0.0 0.5
Vachellia luederitzii (Engl.) Kyal. & Boatwr Fabaceae 4 0.03 1.5 0.3 0.0 0.0 0.3
Grewia sp. Tiliaceae 4 0.03 4.4 0.8 0.0 0.0 0.8
Commiphora africana (A.Rich.) Engl. Burseraceae 3 0.02 2.9 0.5 0.0 0.0 0.5
Albizia anthelmintica (A. Rich.) Brongn. Fabaceae 3 0.02 2.9 0.5 0.0 0.0 0.5
Maerua angolensis DC. Capparaceae 3 0.02 4.4 0.8 0.0 0.0 0.8
Albizia harveyi Fourn. Fabaceae 1 0.01 2.9 0.5 0.0 0.0 0.5
Gymnosporia senegalensis (Lam.) Exell Celastraceae 1 0.01 1.5 0.3 0.0 0.0 0.3
Senegalia erubescens (Welw. ex Oliv.) Kyal. & Boatwr. Fabaceae 1 0.01 2.9 0.5 0.0 0.0 0.5
Terminalia sericea Burch. ex DC. Combretaceae 1 0.01 2.9 0.5 0.0 0.0 0.5
Ziziphus mucronata Willd. Rhamnaceae 1 0.01 4.4 0.8 0.0 0.0 0.8
Capparis tomentosa Lam. Capparaceae 0.4 0.01 1.5 0.3 0.0 0.0 0.3
Total   14,215       
  1. *The zero values included in the table are not actually zero, but very small numbers close to zero