Showing posts with label Italian thistle. Show all posts
Showing posts with label Italian thistle. Show all posts

Tuesday, August 11, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
July 8, 2015. Upper Santa Rosa Trail
Seed head
Invasive

Wednesday, June 17, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
May 19, 2015. Stagecoach Bluff Trail
Color: Purple
Invasive

Tuesday, June 2, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
May 16, 2015. Upper Santa Rosa Trail
Color: Purple
Invasive

Thursday, May 14, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
May 13, 2015. Upper Santa Rosa Trail
Color: Purple
Seed head

Invasive






Tuesday, May 12, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
May 8, 2015. Upper Santa Rosa Trail
Color: Purple
Seed head
Invasive


Friday, May 8, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
April 29, 2015. Upper Santa Rosa Trail
Color: Purple
Seed head
Invasive

Saturday, April 25, 2015

Italian thistle (Carduus pycnocephalus)
Composite or sunflower family -- Asteraceae
April 24, 2015. Upper Santa Rosa Trail
Color: Purple
Invasive