| euphorbia helioscopia | | canada: ontario, niagara county, thorold township, field at eller and cataract road | | 1328826678 |
| euphorbia helioscopia | | canada: ontario, alfred and ritchance, 5.0-5.5 km east of alfrad | | 1328824886 |
| euphorbia helioscopia | | canada: ontario, bruce county, north bruce peninsula township, bpnp visitor centre entrance road | | 1328689522 |
| euphorbia helioscopia | | canada: ontario, niagara county, thorold township, field at eller and cataract road | | 1328689155 |
| euphorbia helioscopia | | canada: ontario, alfred and ritchance, 5.0-5.5 km east of alfrad | | 1331048809 |
| euphorbia helioscopia | | canada: ontario, bruce county, north bruce peninsula township, bpnp visitor centre entrance road | | 1328836691 |