Morgan's Hill

Morgan's Hill (grid reference SU028672) is a 12.6 hectare biological Site of Special Scientific Interest between Calne and Devizes, Wiltshire, notified in 1951.

The site is also a nature reserve of the Wiltshire Wildlife Trust.

The main habitat on the site is chalk grassland, largely dominated by Upright Brome (Bromus erectus).

Species present which have a particular affinity for the chalk habitat include Chalk milkwort (Polygala calcarea), Horseshoe Vetch (Hippocrepis comosa) and Autumn Gentian (Gentianella amarella).

Several scarce and notable species occur including Round-headed Rampion (Phyteuma tenerum), Bastard-toadflax (Thesium humifusum), Fly Orchid (Ophrys insectifera), Fragrant Orchid (Gymnadenia conopsea), Lesser Butterfly Orchid (Platanthera bifolia), Frog orchid(Coeloglossum viride), Musk orchid (Herminium monorchis) and unusually, for a downland site, Marsh Helleborine (Epipactis palustris).

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