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Distrewlys Sneezewort (Achillea ptarmica) Teulu - COMPOSITAE Enwau eraill - Tafod yr ŵydd, Ystrewlys. Tyfu mewn gweirglodd a gweundir. Blodeuo: Gorff-Awst Uchder - 40-60cm. Common in wet meadows and moors. Flowers: July-August Height 40-60cm.