sorrel

(sôrˈəl, sŏrˈ-)

1. Any of several plants of the genus Rumex, having acid-flavored leaves sometimes used as salad greens, especially R. acetosella, a widely naturalized Eurasian species. Also called dock⁴.
2. Any of various plants of the genus Oxalis, having usually compound leaves with three leaflets.

(sôrˈəl, sŏrˈ-)

1. A brownish orange to light brown.
2. A sorrel-colored horse or other animal.