The Collaborative International Dictionary of English v.0.48:
Arrish \Ar"rish\, n. [See Eddish.] The stubble of wheat or grass; a stubble field; eddish. [Eng.] [Written also arish, ersh, etc.] [1913 Webster] The moment we entered the stubble or arrish. --Blackw. Mag. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Ersh \Ersh\ ([~e]rsh), n. See Arrish. [1913 Webster]