Table 3.

Estimates for the hydraulic conductivities k_c, k_w and k_v^ψ in Fig. 5

					Estimated k range	Estimated rp range
Source	Tissue type	Symbol	Range/expression	Cell size	mol m−1 MPa−1 s−1	m2 MPa s mol−1
Ramahaleo et al. (1999)	Petunia leaf	P os	1–330, µm s−1	30 µm	6 × 10−9–2 × 10−6	2485–7.5
Martre et al. (2002)	Arabidopsis leaf	L p	5 × 10−9–4 × 10−6 m MPa−1 s−1	45 µm	6.2 × 10−9–5 × 10−6	3604–4.5
Kim and Steudle (2007)	Maize leaf	L p	2.6 × 10−8–5 × 10−6 m MPa−1 s−1	70 µm	5 × 10−8–9.9 × 10−6	693–3.5
Michael et al. (1997)	Potato parenchyma	k w	–	n/a	2.7 × 10−6	n/a
Rockwell et al. (2014)	Model (isothermal)	k v ψ	$cD\overline{\nu }{\chi }^{\ast }{\left(RT\right)}^{-1}$	n/a	2.3 × 10−7	n/a