]> GH barcode-00404753 United States of America California NE edge of Black Diamond Mines Regional Preserve, NE-heading canyon with steep loose sides ca 1/2 mi W of junction of Stewartville Trail and Frederickson Lane Pholistoma membranacea (Bentham) Constance (Bentham) Constance 2015-06-30 06:03:33 B. J. Ertter