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Van der Loop, J.M.M., R. Beringen, R.S.E.W. Leuven, J.L.C.H. van Valkenburg, H.H. van Kleef, M. Verhofstad, and O. Baudewijn. 2020. Risk assessment of Australian swamp stonecrop (Crassula helmsii) in Europe. FLORON, Nijmegen, Netherlands. Risk assessment of Australian swamp stonecrop (Crassula helmsii) in Europe.
Reference Details:
Reference Number: 39698
Type: Report
Author: Van der Loop, J.M.M., R. Beringen, R.S.E.W. Leuven, J.L.C.H. van Valkenburg, H.H. van Kleef, M. Verhofstad, and O. Baudewijn
Date (year): 2020
Report TitleRisk assessment of Australian swamp stonecrop (Crassula helmsii) in Europe
Publisher:FLORON
Publisher Location:Nijmegen, Netherlands
Pages: 99
URL: Risk assessment of Australian swamp stonecrop (Crassula helmsii) in Europe
Keywords: Crassula helmsii, Impacts, Europe, Risk Analysis, Management, Introduction Pathways, Australian swamp stonecrop
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Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [1/13/2026].

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