Durham Rare Plant Register - Botanical Society of the British Isles

StocktonNational• Purple Milk Vetch Astragalus danicus has been recorded at GreenabellaMarsh.• Frog Orchid Dactylorhiza viride has several records for Billingham Bottoms,though none are recent.• Common Cudweed Filago vulgaris has been recorded from further up theBilligham Beck Valley.• Tubular Water Dropwort Oenanthe fistulosa has several records from theBillingham Beck/Billingham Bottoms area.• Atriplex longipes x prostrata has been recorded at Greatham Marsh and in theformer bed of the Old Tees near the barrage.• Field Garlic Allium oleracium is occasional on the banks of the Tees.• Good King Henry Chenopodium bonus-henricus has several records.County• Clustered Bellflower Campanula glomerata has been recorded at ThorpeThewles, though few if any of the County’s records of this plant are nativesites.• Knotted Hedge Parsley Torilis nodosa is found at several places at CowpenMarsh.• Slender Spike-rush Eleocharis uniglumis has been recorded in the areaaround Seal Sands.• Orpine Sedum telephium grows at Urlay Nook.All of these sites with national or county rarities are SSSIs or LWSs, except for Atriplexlogipes x prostrata and Orpine.