144496 GRASS-OF-PARNASSUS Parnassia palustris (Saxifragaceae) Height to 25cm. Distinctive, tufted and hairless perennial of damp, peaty grassland, marshes and moors. FLOWERS are 15-20mm across and superficially buttercup-like, with 5 white petals and greenish veins; on upright stalks with clasping leaves (Jun-Sep). FRUITS are dry capsules. LEAVES are deep green; basal leaves are heart-shaped and stalked. STATUS-Locally common in N Britain and Ireland; scarce in, or absent from, the S.