Meaning of primordial utricle in English:

primordial utricle

noun

historical Botany
  • The protoplasmic lining formed on the inner side of the cell wall as it expands.

Origin

Mid 19th century; earliest use found in Edwin Lankester (1814–1874), public health reformer and natural historian. After German Primordialschlauch; compare scientific Latin utriculus primordialis on the same page.