Canada's Plant Hardiness Site

Asteraceae daisy family
Helianthus strumosus L.
En: paleleaf sunflower, paleleaf woodland sunflower, roughleaf sunflower;
Fr: helianthe scrofuleux, helianthe strumosus

• [=Helianthus australis Small, nom. illeg. hom., non Phil.]
• [=Helianthus macrophyllus Willd.]
• [=Helianthus montanus E.Watson]
• [=Helianthus saxicola Small]