Note 15 — Front matter
Reading edition
A complex, including B. californicus Nutt. ex Buckl., B. marginatus Nees, B. maritimus (Piper) Hitchc., and B. polyanthus Scribn.
Reading edition
A complex, including B. californicus Nutt. ex Buckl., B. marginatus Nees, B. maritimus (Piper) Hitchc., and B. polyanthus Scribn.