There were 3 illustrations found for epithet pentacanthus,-a,-um
 
796676 976424 Stenocactus pentacanthus (Lemaire) A. Berger ex A.W. Hill [125 369430 Echinocactus pentacanthus Lemaire] A.C. Lemaire, Iconogr. Descr. Cact.: t. 8 (1841-1847)
 
4010122 281538 Cousinia pentacantha Regel & Schmalh. V.L. Komarov (Komorov), Fl. URSS, vol. 27 : p. 243, t. 17, fig. 2 (1934-1964)
 
21646716 224884 Ceratophyllum platyacanthum species Cham. [-1] B. Hayata, Icon. Pl. Formos., vol. 8 : p. 130, fig. 57a (1919)