Roscyna americana Spach
Roscyna americana Spach is a synonym sensu FNA Ed. Comm., 2015 of:
Hypericum ascyron subsp. pyramidatum (Aiton) N. Robson, an accepted subspecies name sensu FNA Ed. Comm., 2015.
Roscyna americana Spach is a synonym sensu FNA Ed. Comm., 2015 of:
Hypericum ascyron subsp. pyramidatum (Aiton) N. Robson, an accepted subspecies name sensu FNA Ed. Comm., 2015.