lung lobe formation
The developmental process pertaining to the initial formation of a lung lobe from unspecified parts. This process begins with the specific processes that contribute to the appearance of the lobe and ends when the structural rudiment is recognizable. A lung lobe is a projection that extends from the lung.
GO:0048646
anatomical structure formation involved in morphogenesis
is_a
GO:0060463
lung lobe morphogenesis
part_of