The pin lawn Erodium cicutarium a weed in California
- European grass naturalized in southwestern United States and Mexico having reddish decumbent stems with small fernlike leaves and small deep reddish-lavender blossoms followed by thin fruits that stick upright; often grown for forage
- The pin lawn (Erodium cicutarium), a weed in Ca.
(letter.) The pin grass (Erodium cicutarium), a weed in Ca.