Ab
- Abies
- N Abies amabilis — Pacific silver fir, amabilis fir
- N Abies balsamea — balsam fir
- N Abies grandis — grand fir
- N Abies lasiocarpa — subalpine fir
- Abutilon
- X Abutilon theophrasti — velvetleaf, butterprint, Indian mallow
Read more about this topic: List Of Canadian Plants By Genus