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The two genera are very similar and debate flows as to what each really is compared to the other.
Both common broom and Spanish broom are normally upright plants but there are numerous strains of common broom (and hybrids), selected for habit and flower colour. Not so Spanish broom?
The dropping plant is probably a selection of common broom.
Lat/Lng: 50.6, -0.2
OS grid ref: TV2987