Cirsium andersonii (A.Gray) Petr., Bot. Tidsskr. 31: 68. 1911 68 1911. (syn: Cnicus andersonii A. Gray);
USA (California, Idaho, Nevada) as per Catalogue of Life;


Cirsium andersonii from Tahoe California-GS16022020-1: 1 post by 1 author. Attachments (3)
Cirsium andersonii (A. Gray.) Petr.
Common name:  Anderson’s thistle, Rose thistle
Thistle native to California, perennial herb with sharply cut leaves with spiny winged petioles, rose pink flower heads.
Clicked from Tahoe, California.


Cirsium andersonii from Tahoe, Nevada-GS04012022-5: 4 high res. images.

Cirsium andersonii (A Gray) Petr.
A native of California, Nevada and Oregon known by common names Rose thistle and Anderson’s thistle
A perennial herb with spiny leaves, spiny winged petioles. Heads are red, purplish to rosy with purple tipped phyllaries.
Photographed from near Tahoe lake, Nevada, 4-8-2017.




Catalogue of Life  The Plant List Ver.1.1  World Flora Online  GCC  IPNI  Flora of North America  Wikipedia