(Author), L., & (Collector), W. R. (1986). Empetrum nigrum (Crowberry): Crowberry.
Chicago Style (17th ed.) Citation(Author), L., and W.M. Richards (Collector). Empetrum Nigrum (Crowberry): Crowberry. 1986.
MLA (9th ed.) Citation(Author), L., and W.M. Richards (Collector). Empetrum Nigrum (Crowberry): Crowberry. 1986.
Warning: These citations may not always be 100% accurate.