"As his stirrups rattled against the brush Burrows's long-legged sorrel struck out down the narrow stretch of open prairie to the southwest."



Source: Webster's Revised Unabridged Dictionary (1913)

Sorrel \Sor"rel\, a. [F. saur, saure, OF. sor, sore, probably of
Teutonic origin; cf. D. zoor dry, LG. soor; the meaning
probably coming from the color of dry leaves. See Sear, a.,
and cf. Sorel.]
Of a yellowish or redish brown color; as, a sorrel horse.
Sorrel \Sor"rel\, n.
A yellowish or redish brown color.
Sorrel \Sor"rel\, n. [F. surelle, fr. sur sour, fr. OHG. s?r
sour. See Sour.] (Bot.)
One of various plants having a sour juice; especially, a
plant of the genus Rumex, as Rumex Acetosa, Rumex
Acetosella, etc.

Mountain sorrel. (Bot.) See under Mountain.

Red sorrel. (Bot.)
(a) A malvaceous plant (Hibiscus Sabdariffa) whose acid
calyxes and capsules are used in the West Indies for
making tarts and acid drinks.
(b) A troublesome weed (Rumex Acetosella), also called
sheep sorrel.

Salt of sorrel (Chem.), binoxalate of potassa; -- so called
because obtained from the juice of Rumex Acetosella, or
Rumex Axetosa.

Sorrel tree (Bot.), a small ericaceous tree (Oxydendrum
arboreum) whose leaves resemble those of the peach and
have a sour taste. It is common along the Alleghanies.
Called also sourwood.

Wood sorrel (Bot.), any plant of the genus Oxalis.