[23] The Uredinales and Auriculariales in Engler and Prantl are placed in order, Auriculariineæ.

[24] The Uredinales and Auriculariales in Engler and Prantl are placed in order, Auriculariineæ.

[25] May be used as an alternate study for marchantia.

[26] As subclass in Engler and Prantl.

[27] As subclass in Engler and Prantl.

[28] As subclass in Engler and Prantl.

[29] Called the calyptra.

[30] As subclass in Engler and Prantl.

[31] As subclass in Engler and Prantl.

[32] As subclass in Engler and Prantl.