This dried Cirsium agrees with the diagnostics of C. occidentale. It is erect and single stemmed with a height of about seventy cm. The leaves and stem are spiny and the ten cm leaf is spiny, clasping and dentate. Dried flower heads are about twenty two mm. This is a native thistle here. The microhabitat is in a sunny dry ridge with rocky soil., within a small clearing of generally chaparral habitat.
O'Neill Ranch Master Plan Draft Environmental Impact Report, February 1995
Found on a hilltop in an oak woodland.
Found aside trail on our way to Grouse Hill. Was growing up next to the underbrush, where lots of sticks and dead down twigs were laying around and caught in the bushes.
San Diego County, California, US
Found this cobweb thistle out in Toro Park, so pretty, but no touchee :)