Epiderme symplaste
←
ψO = -0.6
ψT = 0.575
ψ = -0.025
→
|
Cortex I
←
ψO = -0.7
ψT = 0.65
ψ = -0.05
→
|
Cortex II
←
ψO = -0.8
ψT = 0.725
ψ = -0.075
→
|
endoderme
←
ψO = -1.3
ψT = 1.2
ψ = -0.1
→
|
Péricycle I
←
ψO = -1.4
ψT = 1.275
ψ = -0.125
→
|
Péricycle II
←
ψO = -1.5
ψT = 1.35
ψ = -0.15
→↓
|
Phloème
← diffusion des solutés
ψO = -2.0
ψT = 2.0
ψ = 0
→
|
Apoplaste cortical
ψO = -0.02
ψT = 0
ψ = -0.02
|
↑
Barrière apoplastique
|
Apoplaste vasculaire
ψO = -0.35
ψT = 0.2
ψ = -0.15
|
xylème
←
ψO = -0.2
ψT = -0.2
ψ = -0.4
|