Children (16 direct children, 16 direct and indirect children):
Arenaria congesta var. charlestonensis
Arenaria congesta var. crassula
Arenaria congesta var. prolifera
Arenaria congesta var. simulans
Arenaria congesta var. macradenia
Arenaria congesta var. cephaloidea
Arenaria congesta var. expansa
Arenaria congesta var. glandulifera
Arenaria congesta var. lithophila
Arenaria congesta var. wheelerensis
Arenaria congesta var. congesta
Arenaria congesta var. subcongesta
Arenaria congesta var. suffrutescens
Arenaria congesta var. aculeata
Arenaria congesta var. kingii
Arenaria congesta var. parishiorum