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.
Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.