Least Yellow-sorrel - Oxalis exilis
Low, creeping, sometimes mat-forming plant, with creeping thread-like stems, leaflets only 2 to 6 mm always green. Flowers solitary, yellow, usually 5 stamens with and five without anthers.
Smaller plant; usually single flowered inflorescences; 10 stamens, 5 with anthers, 5 without
Close up of flowers showing stamens
On gravel covered drives, and near to habitation, nurseries, cultivated ground and waste places.
July to October.
Scattered records from central and southern England but probably increasing.
Fairly frequent and increasing in Leicestershire and Rutland. It was not recorded in the 1979 Flora survey of Leicestershire.
Leicestershire & Rutland Map
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Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015