Name,Description,Measurement
Species,Species of plant,
Latitude,decimal degrees latitude,
Longitude,decimal degrees longitude,
Altitude (m),elevation,
Environment,Location of sampling,
Exposition,Description of environment,
Maturity,life stage of plant,
Life History,life history of plant,
Functional Group,functional group of plant,
Family,family of plant,
Year,year sample was collected,
Sampling Date,date sampling was collected,
Rep,replicate number in sample design,
Individual leaf area (cm2),Projected area of an individual leaf,See leaf area notes for SLA.
Individual leaf mass (g),Oven-dry mass of an individual leaf,See leaf mass notes for SLA.
"Specific leaf area (SLA, cm2 g-1)",Area of an individual leaf divided by the leaf�s dry mass,Area of fully hydrated leaves measured on multiple leaves from each replicate plant and divided by oven-dry mass of the same leaves; mean SLA determined for each replicate.
"Leaf carbon (C, %)",Percentage of leaf dry mass that is C,C content determined from ground oven-dry leaf tissue run through an elemental analyzer.
"Leaf nitrogen (N, %)",Percentage of leaf dry mass that is N,N content determined from ground oven-dry leaf tissue run through an elemental analyzer.
Leaf C:N ratio,Ratio of leaf carbon to leaf nitrogen,Ratio of C to N contents determined from ground oven-dry leaf tissue run through an elemental analyzer.
"Leaf phosphorus (P, %)",Percentage of leaf dry mass that is P,P content determined via wet chemistry analysis of ground oven-dry leaf tissue. 
"Leaf potassium (K, %)",Percentage of leaf dry mass that is K,K content determined via wet chemistry analysis of ground oven-dry leaf tissue. 
"Leaf calcium (Ca, %)",Percentage of leaf dry mass that is Ca,Ca content determined via wet chemistry analysis of ground oven-dry leaf tissue. 
"Leaf magnesium (Mg, %)",Percentage of leaf dry mass that is Mg,Mg content determined via wet chemistry analysis of ground oven-dry leaf tissue. 
"Leaf dry matter content (LDMC, g g-1)",Ratio of dry leaf mass to leaf mass at full hydration,Mass of fully hydrated leaves measured on multiple leaves from each replicate plant paired with oven-dry mass of the same leaves; mean LDMC determined for each replicate.
Leaf lignin (%),Percentage of leaf dry mass that is lignin,Lignin content determined via wet chemistry analysis on ground oven-dry leaf tissue. 
Leaf cellulose (%),Percentage of leaf dry mass that is cellulose,"Cellulose content, calculated from lignin and acid detergent fiber content determined via wet chemistry analysis on ground oven-dry leaf tissue. "
Leaf thickness (mm),Thickness of leaf lamina,"Thickness measured perpendicular to primary axis of extension from the stem, at a central location along the leaf lamina, using calipers."
Leaf toughness (N),Force required to punch a hole through the leaf lamina,Force-to-punch measured on fully hydrated leaves by a LF-Plus materials testing machine.
"Leaf osmotic potential (?o, MPa)",Leaf cell solute potential at full hydration,"Solute concentration of leaf cell water vapor (osmolality) measured via an osmometer, converted to osmotic potential."
"Stem specific density (SSD, mg mm-3)",Stem mass per unit volume of stem tissue,"Volume calculated from dimensions measured via calipers near base of hydrated stem, divided by oven-dry mass of the same stem section."
Plant height (mm),Height of uppermost leaf above ground surface,"Height of uppermost leaves (i.e. top of canopy), excluding reproductive structures, above ground surface."
Seed mass (mg),Oven-dry mass of an individual seed,Mass of mature seed measured on multiple seeds from each replicate plant; mean seed mass determined for each replicate.
"Specific root length (SRL, m g-1)",Absorptive root length divided by root dry mass,Total length of fully hydrated roots measured on multiple absorptive root branches from each replicate plant paired with oven-dry mass of the same roots; root length determined using WinRhizo image analysis software.
"Root carbon (C, %)",Percentage of absorptive root dry mass that is C,C content determined from ground oven-dry absorptive root tissue run through an elemental analyzer.
"Root nitrogen (N, %)",Percentage of absorptive root dry mass that is N,N content determined from ground oven-dry absorptive root tissue run through an elemental analyzer.
Root C:N ratio,Ratio of absorptive root carbon to absorptive root nitrogen,Ratio of C to N contents determined from ground oven-dry absorptive root tissue run through an elemental analyzer.
"Root dry matter content (RDMC, g g-1)",Ratio of dry absorptive root mass to root mass at full hydration,Mass of fully hydrated roots measured on multiple absorptive root branches from each replicate plant paired with oven-dry mass of the same roots; mean RDMC determined for each replicate.
Root diameter (mm),Mean diameter of fully hydrated absorptive roots,Mean diameter of fully hydrated roots measured on multiple absorptive root branches from each replicate plant; root diameter determined using WinRhizo image analysis software.
"Root tissue density (RTD, g cm-3)",Root mass per unit volume of fully hydrated root tissue,Total length of fully hydrated roots measured on multiple absorptive root branches from each replicate plant paired with volume of the same roots; root length and volume determined using WinRhizo image analysis software.