Table 1. A list of the Salix cultivars planted and their associated characteristics.

Cultivar name	Authority	Genotype	Characteristics	Native area
Fish creek	SUNY-ESF, NY, USA	Salix purpurea	High biomass production. Whole-genome sequencing in progress Introduced species	Europe
SX67	University of Toronto, ON, Canada	Salix miyabeana	High biomass production Cultivated species	Asia
SX61	University of Toronto, ON, Canada	Salix sachalinensis	High biomass production Cultivated species	Asia
S05	Unknown	Salix nigra	Indigenous species	North America
S25	University of Toronto, ON, Canada	Salix eriocephala	Indigenous species	North America
S365	University of Toronto, ON, Canada	Salix caprea	Introduced species	Europe
SV1	University of Toronto, ON, Canada	Salix dasyclados	Cultivated species	Eurasia
S54	Unknown	Salix acutifolia	High biomass production Cultivated species	Eurasia
S44	Unknown	Salix alba	High biomass production Introduced species	Eurasia
S33	Unknown	Salix viminalis	High biomass production Genetic maps available Introduced species	Europe
Millbrook	SUNY-ESF, NY, USA	Salix purpurea X Salix miyabeana	High biomass production	Hybrid