Irish wildflowers sitemap
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Greater Spearwort Large bright-yellow flowers on un-furrowed stalks. (2 x buttercup size) Narrow-lanceolate leaves, slightly toothed, hairless. Larger, stouter plant than Lesser Spearwort. Spreads by underground stolons. Height: 60-120cm. Fens, marshes, canals, reed-beds. Prefers base-rich still or slow water. Most frequent in central Ireland. Similar: Lesser Spearwort, R. flammula 
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Greater Spearwort. June 2007