An Etymological Dictionary of the German Language, R (1891)
by Friedrich Kluge, translated by John Francis Davis
Rispe
Friedrich Kluge2510748An Etymological Dictionary of the German Language, R — Rispe1891John Francis Davis

Rispe, f., ‘panicle,’ from MidHG. rispe, ‘f., ‘branches, bushes,’ akin to OHG. hrispahi, n., ‘bushes’; of obscure origin. The derivation from OHG. hrëspan, MidHG. rëspen, ‘to pluck, gather,’ is not quite satisfactory.