River Lily or Crimson Flag

from a website:

Names galore for this species. The long-standing scientific name Schizostylis coccinea has been dropped by many in favour of Hesperantha coccinea.

 

Wikipedia:

Hesperantha coccinea (River Lily or Crimson Flag; syn. Schizostylis coccinea ) is a flowering plant in the family Iridaceae, native to South Africa and Zimbabwe.

 

 

 

 

Photographed @ Rodney Gardens, Perth, Scotland

Done