_id	Field	Description
1	campaign_name	Name of campaign
2	taxa	taxonomic group: angiosperm, conifer
3	species	species name
4	tree	tree number
5	_FREQ_	number of samples
6	p50	P50 (pressure at 50% conductance)
7	P12	P12 (pressure at 12% conductance)
8	P88	P88 (pressure at 88% conductance)
9	slope	Slope of xylem vulnerability curve
10	Ks	xylem hydraulic specific conductivity
11	branch_diam	branch diameter