_id	Column	Source	Description
1	SpeciesName	Essl, F. , Moser, D. , Dullinger, S. , Mang, T. and Hulme, P. E. (2010), Selection for commercial forestry determines global patterns of alien conifer invasions. Diversity and Distributions, 16: 911-921. doi:10.1111/j.1472-4642.2010.00705.x	Species-level name of Pinaceae that have escaped into 2 or more global regions
2	Ref_abbrev	"see ""References"" CSV file"	"Abbreviated titles of dataset sources; full titles available in ""…REFERENCES.csv""; note that use of most of these data requires acknowledgement of TRY Database as well (https://www.try-db.org/)"
3	Subspecies	Ref_abbrev	Subspecies or variety (if mentioned by reference and data are exclusive to that subspecies or variety)
4	Population	Ref_abbrev	Site or population name from reference to identify particular stand that was measured
5	Geog_region	Ref_abbrev	Specific geographic region from which the trait data were collected
6	Country	Ref_abbrev	Country from which the trait data were collected
7	Pop_type	Ref_abbrev	Conditions of plants from which traits were measured - natural stands, plantations (including hedgerows), park (or parklike conditions), and experimental conditions (including greenhouse)
8	Age	Ref_abbrev	Age of tree from which trait data was taken (years)
9	Dev_stage	Ref_abbrev	Plant developmental stage: seedling, juvenile, mature
10	n_SLA	Derived from reference	Number of leaves measured for SLA (or number of measurements used to calculate mean, SD, etc if mean per plant used)
11	SLA_mean	Derived from reference	Specific leaf area (leaf area per dry mass), mean (cm^2/g)
12	SLA_sd	Derived from reference	Specific leaf area (leaf area per dry mass), standard deviation (cm^2/g)
13	SLA_min	Derived from reference	Specific leaf area (leaf area per dry mass), minimum (cm^2/g)
14	SLA_max	Derived from reference	Specific leaf area (leaf area per dry mass), maximum (cm^2/g)
15	n_Leaf_N	Derived from reference	Number of samples for leaf nitrogen
16	Leaf_N_mn	Derived from reference	Leaf nitrogen, mean (%)
17	Leaf_N_sd	Derived from reference	Leaf nitrogen, standard deviation (%)
18	Leaf_N_min	Derived from reference	Leaf nitrogen, minimum (%)
19	Leaf_N_max	Derived from reference	Leaf nitrogen, maximum (%)
20	n_Wooddens	Derived from reference	Number of samples for wood density
21	Wooddens_mn	Derived from reference	Wood density, mean (g/cm^3)
22	Wooddens_sd	Derived from reference	Wood density, standard deviation (g/cm^3)
23	Wooddens_min	Derived from reference	Wood density, minimum (g/cm^3)
24	Wooddens_max	Derived from reference	Wood density, maximum (g/cm^3)