3-333.22.__: Bryum argenteum
English: Silvergreen bryum moss.
Clades: Bryaceae, Bryales, Bryidae, Bryanae, Bryophyta, Plants.
Taxonomy: Bryum is the largest genus in the world until it was split into three in a 2005 publication. As of 2013, it and Bryaceae have been in the process of undergoing significant change based on recent DNA studies.