Latitudinal range: 29.7° to 35.9°

Habitats: temperate broadleaf/mixed forest (5), tropical/subtropical moist broadleaf forest (1)

Found in 7 samples

China: Mt. Shennongjia, Kajun Village (MK-3) (Late Eocene)

Japan: Chichibu Mountains, River Segire (canopy-closed stands), Aya (2009), Daisen Forest Reserve (opening), Daisen Forest Reserve (closed canopy)

See also Stewartia monadelpha, Stewartia pseudocamellia, Stewartia sinensis, Stewartia sp.