Taxa Count: 22

AYTONIACEAE

Asterella bolanderi

Asterella californica

Asterella echinella

Asterella elegans

Asterella gracilis

Asterella lindenbergiana

Asterella ludwigii

Asterella palmeri

Asterella saccata

Asterella tenella

Cryptomitrium tenerum

Mannia californica

Mannia fragrans

Mannia rupestris

Mannia sibirica

Plagiochasma cuneatum

Plagiochasma rupestre

Plagiochasma wrightii

Reboulia hemisphaerica