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EPPO datasheets on pests recommended for regulation : Euphorbia davidii Subils / Daniel S Chapman in Bulletin OEPP, 55 (2025) 

Public Citation [article]  inBulletin OEPP > 55 (2025) . - 469-475 Titre : EPPO datasheets on pests recommended for regulation : Euphorbia davidii Subils Type de document : Imprimé Auteurs : Daniel S Chapman ; Swen Follak ; Yuliana Kulakova ; Dragana Marisavljevic ; F. Nuñez ; Johannes Leonardus Cornelis Hendrikus van Valkenburg (1964-) Année de publication : 2025 Article en page(s) : 469-475 Langues : Anglais (eng) Catégories : [CBNPMP-Thématique] Plantes subspontanées, naturalisées, envahissantes Mots-clés : Euphorbia davidii R.Subils, 1984 Identifiant : DOI : 10.1111/epp.70011 Permalink : https://biblio.cbnpmp.fr/index.php?lvl=notice_display&id=155738 Chapman, Daniel S, Follak, Swen, Kulakova, Yuliana, Marisavljevic, Dragana, Nuñez, F., Valkenburg, Johannes Leonardus Cornelis Hendrikus van (1964-) 2025 EPPO datasheets on pests recommended for regulation : Euphorbia davidii Subils. Bulletin OEPP, 55: 469-475.

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Information on measures and related costs in relation to species included on the Union list: Ambrosia confertiflora / Johannes Leonardus Cornelis Hendrikus van Valkenburg (2018) 

Public Citation Titre : Information on measures and related costs in relation to species included on the Union list: Ambrosia confertiflora : Technical note prepared by IUCN for the European Commission. Type de document : Numérique Auteurs : Johannes Leonardus Cornelis Hendrikus van Valkenburg (1964-) Editeur : International Union for Conservation of Nature Année de publication : 2018 Importance : 15 p. Langues : Anglais (eng) Catégories : [CBNPMP-Thématique] Plantes subspontanées, naturalisées, envahissantes Mots-clés : Ambrosia confertiflora Permalink : https://biblio.cbnpmp.fr/index.php?lvl=notice_display&id=147691 Valkenburg, Johannes Leonardus Cornelis Hendrikus van (1964-) , 2018. Information on measures and related costs in relation to species included on the Union list: Ambrosia confertiflora : Technical note prepared by IUCN for the European Commission. International Union for Conservation of Nature, [S.l.]. 15 pp.

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Information on measures and related costs in relation to species included on the Union list: Andropogon virginicus / Johannes Leonardus Cornelis Hendrikus van Valkenburg (2018) 

Public Citation Titre : Information on measures and related costs in relation to species included on the Union list: Andropogon virginicus : Technical note prepared by IUCN for the European Commission. Type de document : Numérique Auteurs : Johannes Leonardus Cornelis Hendrikus van Valkenburg (1964-) Editeur : International Union for Conservation of Nature Année de publication : 2018 Importance : 17 p. Langues : Anglais (eng) Catégories : [CBNPMP-Thématique] Plantes subspontanées, naturalisées, envahissantes Mots-clés : Andropogon virginicus Permalink : https://biblio.cbnpmp.fr/index.php?lvl=notice_display&id=147693 Valkenburg, Johannes Leonardus Cornelis Hendrikus van (1964-) , 2018. Information on measures and related costs in relation to species included on the Union list: Andropogon virginicus : Technical note prepared by IUCN for the European Commission. International Union for Conservation of Nature, [S.l.]. 17 pp.

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Information on measures and related costs in relation to species included on the Union list: Gymnocoronis spilanthoides / Johannes Leonardus Cornelis Hendrikus van Valkenburg (2017) 

Public Citation Titre : Information on measures and related costs in relation to species included on the Union list: Gymnocoronis spilanthoides : Technical note prepared by IUCN for the European Commission. Type de document : Numérique Auteurs : Johannes Leonardus Cornelis Hendrikus van Valkenburg (1964-) Editeur : International Union for Conservation of Nature Année de publication : 2017 Importance : 12 p. Langues : Anglais (eng) Catégories : [CBNPMP-Thématique] Plantes subspontanées, naturalisées, envahissantes Mots-clés : Gymnocoronis spilanthoides Permalink : https://biblio.cbnpmp.fr/index.php?lvl=notice_display&id=147690 Valkenburg, Johannes Leonardus Cornelis Hendrikus van (1964-) , 2017. Information on measures and related costs in relation to species included on the Union list: Gymnocoronis spilanthoides : Technical note prepared by IUCN for the European Commission. International Union for Conservation of Nature, [S.l.]. 12 pp.

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Information on measures and related costs in relation to species included on the Union list: Hygrophila polysperma / Johannes Leonardus Cornelis Hendrikus van Valkenburg (2017) 

Public Citation Titre : Information on measures and related costs in relation to species included on the Union list: Hygrophila polysperma : Technical note prepared by IUCN for the European Commission. Type de document : Numérique Auteurs : Johannes Leonardus Cornelis Hendrikus van Valkenburg (1964-) Editeur : International Union for Conservation of Nature Année de publication : 2017 Importance : 13 p. Langues : Anglais (eng) Catégories : [CBNPMP-Thématique] Plantes subspontanées, naturalisées, envahissantes Mots-clés : Hygrophila polysperma (Roxb.) T.Anderson Permalink : https://biblio.cbnpmp.fr/index.php?lvl=notice_display&id=147692 Valkenburg, Johannes Leonardus Cornelis Hendrikus van (1964-) , 2017. Information on measures and related costs in relation to species included on the Union list: Hygrophila polysperma : Technical note prepared by IUCN for the European Commission. International Union for Conservation of Nature, [S.l.]. 13 pp.

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Knowledge document for risk analysis of the non-native Curly Waterweed (Lagarosiphon major) in the Netherlands / J. Matthews (2012) 

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Knowledge document for risk analysis of the non-native Monkeyflower (Mimulus guttatus) in the Netherlands / KR Koopman (2012) 

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Monographs on invasive plants in Europe N° 5: Ambrosia trifida L. / Bruno Chauvel in Botany letters, 168 (2) (2021)

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Myriophyllum rubricaule sp. nov., a M. aquaticum look-alike only known in cultivation / Johannes Leonardus Cornelis Hendrikus van Valkenburg in European Journal of Taxonomy, 828 (2022) 

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Myriophyllum rubricaule Valk. & Duist. revisited / Johannes Leonardus Cornelis Hendrikus van Valkenburg in Botany letters, 172 (3) (2025) 

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Naturalised Hakea. What species are we actually talking about in Europe? / Johannes Leonardus Cornelis Hendrikus van Valkenburg in Botany letters, 171 (3) (2024) 

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Nobanis - Invasive alien species fact sheet. Hydrocotyle ranunculoides / Andreas Hussner (2012) 

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Pennisetum setaceum or Pennisetum advena cultivars, what ornamental do we have in our garden / Johannes Leonardus Cornelis Hendrikus van Valkenburg in Ecology and evolution, 11 (2021) 

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A prioritization process for invasive alien plant species incorporating the requirements of EU Regulation no. 1143/2014 / Étienne Branquart in Bulletin OEPP, 46 (1) (2016) 

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Reproduction of Crassula helmsii by seed in western Europe / Bram D'hondt in Aquatic invasions, 11 (2) (2016) 

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