This paper provides an updated overview, based on nomenclatural, taxonomical and distribution data, the native alien vascular flora of Italy, with details occurrence at national regional administrative level. Recently described taxa occurring in which were not included checklists published 2018, are listed. The list extinct or possibly that EU concern updated.

We present a list of parameterized problems together with a complexity classification of whether they allow a fixed-parameter tractable reduction to SAT or not. These parameterized problems are based on problems whose complexity lies at the second level of the Polynomial Hierarchy or higher. The list will be updated as necessary.

The exceptional Pliocene marine faunal assemblages of west central Portugal have been known since the late 19th century. They include highly diverse molluscan faunas whose study is far to be completed. Discovered nearly 40 years ago, Vale do Freixo (Carnide, Pombal) perhaps most outstanding fossil site. Neverthless, bivalves remain relatively unknown. This focuses on taxonomy this relevant grou...

Located in the heart of South Pacific Ocean, French Polynesian islands represent a remarkable setting for biological colonization and diversification, because their isolation. Our knowledge this region’s biodiversity is nevertheless still incomplete many groups organisms. In late 1990s 2000s, series publications provided first checklists marine algae, including Chlorophyta, Rhodophyta, Ochrophy...

Error in Author ListIn the published article, there was an error author list, and Yong Li1 erroneously excluded. In DongLang Li2* The corrected list appears below.Yong Li1,*, Hui Li2, Yonghao Zhang2, Dongyang Li2 Sichao Tan2The authors apologize for this state that does not change scientific conclusions of article any way. original has been updated.

List of Tables and Figures: Table 1 Baseline characteristics of patients Table 2 Outcome by treatment group Table 3 Haemodynamic measures by treatment group Table 4 Number of patients suffering serious adverse events (SAE) by treatment group Figure 1 Trial Design Figure 2a Updated forest plot (meta-analysis) of effect of amphetamine on motor improvement Figure 2b Updated forest plot (meta-analy...