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  • 1
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    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 46 no. 1, pp. 188-188
    Publikationsdatum: 2024-01-12
    Beschreibung: This fine book consists of two parts: a general account (pp. 1-64) and a taxonomic account (pp. 65-451). The taxonomic account consists of detailed descriptions of all 466 species in 52 orchid genera that are known to occur in Southern Africa, i.e. the area covering the territories of South Africa, Namibia, Lesotho, Swaziland, and Botswana. A surprisingly high percentage of the species is illustrated with colour photographs of excellent quality. Distribution maps are provided for almost all taxa, while for each taxon a number of selected vouchers are given. This part of the book leaves little to be desired: keys to the species, references, synonymy, illustrations, cladograms, almost all one could wish to find in such a book is there, and this solid comprehensiveness makes Orchids of Southern Africa by far the best source ever produced on orchids from this region.\nUnlike European botanists working on tropical orchids, the authors of this book live in the area where their subjects occur, which is obviously a great advantage. It is for this reason that I feel justified in slightly qualifying my otherwise uniform praise. I am a little disappointed to find the notes on the ecology of the species in many cases quite superficial. The photographs often show the species growing in their habitats, and it is readily apparent that they usually occupy highly specific niches. Yet, not infrequently all that we learn of the ecology of a particular species is that it grows in damp grassland. Surely much more is known to the authors and their collaborators than what we find here.
    Repository-Name: National Museum of Natural History, Netherlands
    Materialart: info:eu-repo/semantics/article
    Format: application/pdf
    Standort Signatur Einschränkungen Verfügbarkeit
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  • 2
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    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 49 no. 2/3, pp. 499-504
    Publikationsdatum: 2024-01-12
    Repository-Name: National Museum of Natural History, Netherlands
    Materialart: info:eu-repo/semantics/article
    Format: application/pdf
    Standort Signatur Einschränkungen Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 3
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    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 52 no. 1, pp. 200-208
    Publikationsdatum: 2024-01-12
    Repository-Name: National Museum of Natural History, Netherlands
    Materialart: info:eu-repo/semantics/article
    Format: application/pdf
    Standort Signatur Einschränkungen Verfügbarkeit
    BibTip Andere fanden auch interessant ...
  • 4
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    In:  Blumea: Biodiversity, Evolution and Biogeography of Plants vol. 39 no. 1/2, pp. 385-388
    Publikationsdatum: 2024-01-12
    Beschreibung: This book is essentially a much expanded and updated version of Dressier\xe2\x80\x99s well known \xe2\x80\x98The Orchids; natural history and classification\xe2\x80\x99 (1981), without the parts on natural history.\nDressier divides the orchid family in five subfamilies: Apostasioideae, Cypripedioideae, Epidendroideae, Spiranthoideae, Orchidoideae. The Epidendroideae have swallowed the Vandoideae, which he recognized in his earlier book. At the tribal and subtribal level there are many changes too. Most of these changes reflect increased knowledge and the results of in-dept studies, and are therefore likely to be improvements. The classification proposed is the most thorough and best-argued one currently available. Much is still tentative, however, and even the number of subfamilies and their circumscription can by no means be considered definitive. Dressler is an open-minded scientist, who never hides his doubts and uncertainties about his own system. He would be the first to point out weak spots in his scheme. In the same spirit I should like to offer some comments and criticisms.
    Repository-Name: National Museum of Natural History, Netherlands
    Materialart: info:eu-repo/semantics/article
    Format: application/pdf
    Standort Signatur Einschränkungen Verfügbarkeit
    BibTip Andere fanden auch interessant ...
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