List of Canadian Plants By Genus - At

At

• Athyrium
  • N Athyrium filix-femina var. angustum — northern lady fern
  • N Athyrium filix-femina var. cyclosorum — northwestern lady fern

• Atriplex
  • N Atriplex dioica — thickleaf orache, saline saltbush
  • N Atriplex glabriuscula — smooth orache, Scotland orache, glabrous orache, northeastern saltbush
  • X Atriplex heterosperma — two-scale orache
  • X Atriplex hortensis — garden orache
  • X Atriplex oblongifolia — oblong-leaf orache
  • N Atriplex patula — spear orache, spreading orache, spearscale, halberdleaf orache, common orache
  • N Atriplex prostrata — thinleaf orache, triangle orache, fat-hen
  • X Atriplex rosea — tumbling orache