Sorrel
From BiblePortal Wikipedia
Webster's Dictionary [1]
(1): ( n.) One of various plants having a sour juice; especially, a plant of the genus Rumex, as Rumex Acetosa, Rumex Acetosella, etc.
(2): ( n.) A yellowish or redish brown color.
(3): ( a.) Of a yellowish or redish brown color; as, a sorrel horse.
Hastings' Dictionary of the Bible [2]
Sorrel . See Colours, 3.
International Standard Bible Encyclopedia [3]
sor´el : the Revised Version (British and American) in Zechariah 1:8 for "speckled." See Colors .