Children (6 direct children, 6 direct and indirect children):
Ceratodon purpureus subsp. conicus
Ceratodon purpureus subsp. purpureus
Ceratodon purpureus subsp. stenocarpus
Ceratodon purpureus stenocarpus
Ceratodon purpureus var. flavisetus
Ceratodon purpureus subsp. arcticus
Ceratodon purpureus var. purpureus