Distribution: Temperate northern hemisphere with high Asian diversity - 3 genera with 6 species in Texas.
Floral structure:

Significant features: leaves are simple, alternate, and stipulate with the stipules fugacious (falling early) and leaving a stipule scar that circles the shoot at the node (distinctive vegetative feature of the family). Flowers shoot-like with numerous, separate parts.
Liriodendron tulipfera - shoot with stipules
(upper leaves)
Magnolia soulangiana - shoot-like, solitary
flower (with red anthers)
Magnolia
grandiflora - with apocarpous gynoecium
(yellow receptacle=perianth, red=androecium) well past anthesis
with styles of each carpel withering
Magnolia
grandiflora - with apocarpous gynoecium mature to form an aggregate
of follicles - mature ovules (seeds) offered to dispersers by hanging on
a thin funiculus
More information on the Magnoliaceae