Watts Bank

Watts Bank is a 1.9 ha nature reserve  south of Lambourn in Berkshire. It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust. It is designated a biological Site of Special Scientific Interest as White Shute.

Watts Bank is a small chalk grassland bank. It has had over 30 butterfly species recorded.

Fauna
The site has the following fauna:

Butterflies

 * Aricia agestis, brown argus
 * Callophrys rubi, green hairstreak
 * Melanargia galathea, marbled white
 * Lycaena phlaeas, small copper

Flora
The site has the following flora:

Plants

 * Gentianella amarella
 * Dactylorhiza fuchsii
 * Primula veris
 * Succisa pratensis
 * Linum catharticum
 * Anthyllis vulneraria