|🌵 Author(s)||Karl Friedrich Wilhelm Berge||🌵 Published in||Buch Welt 90 (1842)|
Cereus + –aster, a suffix denoting an incomplete resemblance. The genus was established for Cereus species that lacked the upright habit typical for that genus.
Considered validly published by Werner Greuter (Kanchi Gandhi, IPNI, personal communication, October 7, 2021). See also Maarten H. J. van der Meer, Cact. Phantast. 6(2): 4-13. 2019.
Not to be confused with Cereaster (Salm-Dyck) Labour. (1853).