Polygonum douglasii subsp. nuttallii (Small) J. C. Hickman
Polygonum douglasii subsp. nuttallii (Small) J. C. Hickman is a synonym sensu FNA Ed. Comm., 2005 of:
Polygonum nuttallii Small, an accepted species name sensu FNA Ed. Comm., 2005.
Polygonum douglasii subsp. nuttallii (Small) J. C. Hickman is a synonym sensu FNA Ed. Comm., 2005 of:
Polygonum nuttallii Small, an accepted species name sensu FNA Ed. Comm., 2005.