Alsophila australis var. williamsii T.Moore APC legitimate

• APC
• Plantae(reg.)
• Charophyta(div.)
• Equisetopsida(cl.)
• Polypodiidae(subcl.)
• Cyatheales(ordo)
• Cyatheaceae(fam.)
• williamsii(var.)

| sensu Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census