1 record found in the Index Nominum Genericorum database.
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Pleiacanthus (W. J. Hooker ex T. Nuttall) Rydberg, Fl. Rocky Mount. 1023. 31 Dec 1917.
T.: P. spinosus (T. Nuttall) Rydberg (Lygodesmia spinosa T. Nuttall)
Lycodesmia subg. Pleiacanthus W. J. Hooker ex T. Nuttall, Trans. Amer. Philos. Soc. ser. 2. 7: 444. 2 Apr 1841.
PHAN.-ASTERACEAE (75/104) 07 Oct 2005