noun
: the first-formed wall of a plant cell that is produced around the protoplast next to the middle lamella, is usually anisotropic in polarized light, and possesses plasmodesmata — compare secondary wall
noun
: the first-formed wall of a plant cell that is produced around the protoplast next to the middle lamella, is usually anisotropic in polarized light, and possesses plasmodesmata — compare secondary wall
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012