Kisselevia tenuivirgula subsp. tenuivirgula

"subsp. tenuivirgula".  Autonym.  Holotype: Williams and Downie, 1966b, pl.19, figs.2,4; text-fig.49.  NOW Charlesdowniea tenuivirgula subsp. tenuivirgula.  Originally Wetzeliella tenuivirgula subsp. tenuivirgula, subsequently Kisselevia tenuivirgula subsp. tenuivirgula, thirdly (and now) Charlesdowniea tenuivirgula subsp. tenuivirgula. Parent: Kisselevia tenuivirgula