Table 1.

Detailed descriptions and key references corresponding to each of the 12 paths in the conceptual framework shown in Fig. 1

Path	Description	Relationships	Key references
1	Plants with larger genome sizes are less likely to succeed in invasion.	↘	14,25
2	Plants with larger genome sizes tend to have narrow native range sizes.	↘	18
3	Various relationships between plant genome size and a diversity of functional traits relevant to invasion success have been reported.	→	15,25
4	Relationships between plant genome size and adaptative strategies (i.e., Grime’s CSR framework, Grime and Pierce 2012) remain unknown.
5	Relationships between plant genome size and their economic use remain unknown.
6	Various relationships between plant species’ traits and their native range size are reported.	→	29,55
7	Plants with certain traits are more frequently used by humans.	→	11,34
8	Plants with wider native ranges are more frequently used by humans.	↗	34,43
9	Plants with wider native ranges are more likely to succeed in invasion.	↗	34,40
10	Various trait-invasion relationships are reported.	→	27,28,34,35
11	Plants which have economic uses are more likely to become naturalized and invasive.	↗	11
12	Grime’s CSR strategies represent plants’ overall adaptation to environmental conditions.		31,37

Up-right arrows, down-right arrows, and horizontal arrows, respectively, represent positive, negative and variable relationships.