The floristics of Sand Forest in northern KwaZulu-Natal, South Africa

We use multivariate analyses (ordination and classification) to assess both the floristic uniqueness of the woody vegeation of Sand Forest in relation to a range of other forest types in the region, and the range of variation within Sand Forest. Two broad Sand Forest subtypes and related Ecotonal Fo...

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Main Authors: D. Kirkwood, J. J. Midgley
Format: Article
Language:English
Published: South African National Biodiversity Institut 1999-10-01
Series:Bothalia: African Biodiversity & Conservation
Subjects:
Online Access:https://abcjournal.org/index.php/abc/article/view/602
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author D. Kirkwood
J. J. Midgley
author_facet D. Kirkwood
J. J. Midgley
author_sort D. Kirkwood
collection DOAJ
description We use multivariate analyses (ordination and classification) to assess both the floristic uniqueness of the woody vegeation of Sand Forest in relation to a range of other forest types in the region, and the range of variation within Sand Forest. Two broad Sand Forest subtypes and related Ecotonal Forests are described and grouped under the term Tropical Dry Forest, distinct from all evergreen forests in South Africa. Sand Forest, a dry semi-deciduous type in northeastern KwaZulu-Natals defined by the presence of the canopy dominant Cleistanthus schlechteri as well as Hymenocardia ulmoides, Psydrax fragrantissima, Croton pseudopulchellus and  Drypetes arguta. Sand Forests form a cohesive group in both DCA and TWINSPAN analyses, with similar composition of canopy dominants at sampled sites. This implies that ecological funcioning is similar across the geographical range in northeastern KwaZulu-Natal. However, turnover of subdominant species between recognisable Sand Forest types emphasizes the need to conserve the full range of extant forests.
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spelling doaj.art-fd03bca5be314e5eb022d5e215526cdd2022-12-21T17:31:24ZengSouth African National Biodiversity InstitutBothalia: African Biodiversity & Conservation0006-82412311-92841999-10-0129229330410.4102/abc.v29i2.602533The floristics of Sand Forest in northern KwaZulu-Natal, South AfricaD. Kirkwood0J. J. Midgley1Department of Botany, University of Cape TownDepartment of Botany, University of Cape TownWe use multivariate analyses (ordination and classification) to assess both the floristic uniqueness of the woody vegeation of Sand Forest in relation to a range of other forest types in the region, and the range of variation within Sand Forest. Two broad Sand Forest subtypes and related Ecotonal Forests are described and grouped under the term Tropical Dry Forest, distinct from all evergreen forests in South Africa. Sand Forest, a dry semi-deciduous type in northeastern KwaZulu-Natals defined by the presence of the canopy dominant Cleistanthus schlechteri as well as Hymenocardia ulmoides, Psydrax fragrantissima, Croton pseudopulchellus and  Drypetes arguta. Sand Forests form a cohesive group in both DCA and TWINSPAN analyses, with similar composition of canopy dominants at sampled sites. This implies that ecological funcioning is similar across the geographical range in northeastern KwaZulu-Natal. However, turnover of subdominant species between recognisable Sand Forest types emphasizes the need to conserve the full range of extant forests.https://abcjournal.org/index.php/abc/article/view/602<i>Cleistanthus schlechteri</i>DCAKwaZulu-NatalMaputalandNewtonia hildebrandtiiSand ForestTropical Dry ForestTWINSPAN
spellingShingle D. Kirkwood
J. J. Midgley
The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
Bothalia: African Biodiversity & Conservation
<i>Cleistanthus schlechteri</i>
DCA
KwaZulu-Natal
Maputaland
Newtonia hildebrandtii
Sand Forest
Tropical Dry Forest
TWINSPAN
title The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
title_full The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
title_fullStr The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
title_full_unstemmed The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
title_short The floristics of Sand Forest in northern KwaZulu-Natal, South Africa
title_sort floristics of sand forest in northern kwazulu natal south africa
topic <i>Cleistanthus schlechteri</i>
DCA
KwaZulu-Natal
Maputaland
Newtonia hildebrandtii
Sand Forest
Tropical Dry Forest
TWINSPAN
url https://abcjournal.org/index.php/abc/article/view/602
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