This taxon name is not current. The available references for this name are:
Eucalyptus astringens subsp. oligocorma Brooker & Hopper ms is more recently known as Eucalyptus thamnoides subsp. megista Brooker & Hopper
Reason See National Species List. https://id.biodiversity.org.au/instance/apni/614147 [accessed 05/11/2019]
See also: A longer explanation of these and other terms in our Plant Names Primer.
A taxon name that is no longer current will retain its ‘Threatened’, ‘Extinct’, or ‘Extinct in the Wild’ status until a new name has been published in a Biodiversity Conservation Order.