Children (11 direct children, 11 direct and indirect children):
Gromia sphaerica
Gromia terricola
Gromia paludosa
Gromia schulzei
Gromia hyalina
Gromia appendiculariae
Gromia dubia
Gromia dujardinii
Gromia fluvialis
Gromia granulata
Gromia solenopus