| efferia aestuans | | canada: ontario, guelph, arkell research station | | 1484017465 |
| efferia aestuans | | Canada: Ontario, Wellington County, Puslinch Township, Concession 11/Hume Rd | | 1063782136 |
| efferia aestuans | | Canada: Ontario, Cambridge, rare Charitable Research Reserve, Alvars | | 930620571 |