RSA - California Botanic Garden Herbarium (RSA:RSA)
RSA0163888
dcc191c1-a7e5-4880-9fa1-b33d9fe1405d
878354
Carduus pycnocephalus subsp. pycnocephalus L.
Asteraceae
Lowell Ahart
20843
2016-05-24
24 May 2016
United States, California, Butte, Near the ditch, about 200 yards west of Loma Rica Road, about 300 yards southwest of the intersection of Loma Rica Road and La Porte Road, about 3 1/2 miles (air) northeast of Honcut.
39.3348333 -121.4718611
T17N R4E S13 NE1/4
50 meters
165ft.
Grassy area in Foothill Woodland. Dry yellow soil.