| Rumex acetosa |
Common Sorrel |
| Rumex acetosella |
Sheeps Sorrel |
| Rumex acetosella pyrenaicus |
Round-Seeded; Round-Seeded Sheep's Sorrel; Sheep's Sorrel Var |
| Rumex crispus |
Curly Dock; Curled Dock; Yellow Dock |
| Rumex hydrolapathum |
Great Water Dock |
| Rumex longifolius |
Northern Dock |
| Rumex obtusifolius |
Broad-Leaved Dock |
| Rumex propinquus |
Hybrid Dock |
| Ruta graveolens |
Common Rue; |
| Sagina apetala |
Annual Pearlwort |
| Sagina procumbens |
Procumbent Pearlwort |
| Salix cinerea |
Large Gray Willow; Grey Willow |
| Salix gmelinii |
Gmelin's Willow |
| Salix rubra |
Green-Leaved Willow |
| Salix viminalis |
Basket Willow; Common Osier |
| Salmo trutta |
Amu-Darya Trout; Brown Trout; Sea Trout |
| Salvelinus fontinalis |
American Brook Charr; Brook Trout |
| Sambucus nigra |
Black Elder; Elderberry |
| Sambucus nigra laciniata |
Cut-Leaved Elder; Elder Cultivar |
| Sambucus nigra marginata |
Variegated Elder; Elder Cultivar |
| Saperda carcharias |
Large Poplar Borer |
| Saxifraga urbium |
London Pride |
| Sedum acre |
Biting Stonecrop; Stonecrop |
| Senecio inaequidens |
Narrow Leaved Ragwort |
| Senecio jacobaea |
European Ragwort |
| Senecio squalidus |
Oxford Ragwort |
| Senecio sylvaticus |
Heath Ragwort |
| Senecio viscosus |
Sticky Groundsel |
| Senecio vulgaris |
Groundsel |
| Senecio vulgaris hibernicus |
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