Not an accepted name (status: unknown). The accepted name is Sesuvium portulacastrum subsp. portulacastrum.

Sesuvium portulacastrum var. griseum Deg. & Fosb., 2018 4% complete

No common name

PhytoKeys 92: 73 (2018)

There is no corrections for Sesuvium portulacastrum var. griseum yet.