Children (8 direct children, 19 direct and indirect children):
Ussuriana stygiana
Ussuriana michaelis
(tree size 7)
Ussuriana gabrielis
Ussuriana hikosana
Ussuriana odai
Ussuriana semiakio
Ussuriana igarashii
Ussuriana fani
(tree size 4)