Rare Badgeworth Buttercup Blooms for One Day a Year in Gloucestershire Saturday, June 13, 2026 badgeworth buttercup adderstongue spearwort rare gloucestershire botany conservation wildflower biodiversity Nestled in Gloucestershire, a botanical wonder quietly unfolds each year for a single day. The adder’s-tongue spearwort, a remarkably rare buttercup species, blooms briefly at only two known sites across the entire … Read More