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Table 2 List of traits studies for stomatal structure and functional variation

From: Natural Diversity in Stomatal Features of Cultivated and Wild Oryza Species

Type

Abbreviation

Unit

Explanation

Structural traits

SDab

count

Stomatal density / mm2 at the abaxial side of leaf

SDad

count

Stomatal density / mm2 at the adaxial side of leaf

SCLab

μm

Length of the stomatal complex at the abaxial side of leaf

SCLad

μm

Length of the stomatal complex at the adaxial side of leaf

SCWab

μm

Width of the stomatal complex at the abaxial side of leaf

SCWad

μm

Width of the stomatal complex at the adaxial side of leaf

SCAab

μm2

Area of the stomatal complex at the abaxial side of leaf

SCAad

μm2

Area of the stomatal complex at the adaxial side of leaf

GCLab

μm

Length of the closed guard cell pair at the abaxial side of leaf

GCLad

μm

Length of the closed guard cell pair at the adaxial side of leaf

GCWab

μm

Width of closed guard cell pair at the abaxial side of leaf

GCWad

μm

Width of closed guard cell pair at the adaxial side of leaf

SCdistance_ab

μm

Inter-stomatal distance along the leaf length at the abaxial side of the leaf

SCdistance_ad

μm

Inter-stomatal distance along the leaf length at the adaxial side of the leaf

EPLab

μm

Length of the epidermal cell at the abaxial side of leaf

EPWab

μm

Width of the epidermal cell at the abaxial side of leaf

VD

count

Vein density mm−1 leaf lateral space

VH

μm

Height of minor vein

VW

μm

Width of minor vein

LL

cm

Leaf length from base of the leaf to tip

LW

cm

Leaf width measured from margin to margin at the middle of the leaf

LAtotal

cm2

Approximate leaf area (LL x LW)

LT

μm

Leaf thickness measured as the height of the leaf transverse section image at the middle of leaf

Total stomata_ab

count

Total number of stomata in the abaxial side computed as SDab x LL x LW

Functional traits

gmax_ab

mol m2 s1

Stomatal conductance to water vapour at the abaxial side of leaf

gmax_ad

mol m2 s1

Stomatal conductance to water vapour at the adaxial side of leaf

gmax_total

mol m2 s1

Total stomatal conductance to water vapour

gmax_ad:ab

ratio

Ratio between adaxial vs abaxial stomatal conductance

∆13C

‰

C13 vs. C12 discrimination ratio in leaf dry matter

  1. Leaf water conductances are derived from the stomatal structural features according to Franks and Farquhar 2001. Leaf traits are measured in our previous study by Chatterjee et al. 2016