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Status | Date Listed | Lead Region | Where Listed |
---|---|---|---|
Endangered | 08/08/1997 | California/Nevada Region (Region 8) | Wherever found |
No critical habitat rules have been published for the Santa Cruz Island rockcress.
04/25/2012 | Sibara filifolia (Santa Cruz Island rock-cress) 5-Year Review (2012) |
09/11/2006 | Santa Cruz Island Rockcress 5-Year Review |