Mexican Thistle

Mexican Thistle

Mexican Thistle
Eryngium heterophyllum

Family: Parsley (Umbelliferae)

Size: Minute in egg shaped flower heads.

Date: 7/29/2001

Other names:

Notes: Flower heads are egg-shaped, to 0.6 in. long. The narrow bracts are up to 1 inch long. 1 species of Eryngium in Arizona.