While these disputes and a desire for further evaluation of AWS programs prevented permanent authorization. of the 1978 law, Congress agreed to amend the law and allow another three-year experiment.18 The Federal. Employees Flexible and Compressed Work Schedules Act of 1982 allowed agencies to review and terminate.
About this species. Blackthorn is a shrub belonging to the same genus (Prunus) as almond, cherry and plum trees. The specific epithet spinosa refers to the sharp spines or thorns that are characteristic of this plant.
Blackthorn (Prunus spinosa). Blackthorn belongs to the genus Prunus and is a member of the Rose family (Rosaceae). Blackthorn (Prunus spinosa) is a small deciduous tree growing to around 6m and flowering March to April.lackthorn is said to support over 150 species of insect. It is a food plant for a great many moth species, such as the lackey moth, magpie moth, common emerald, small eggar, swallow-tailed and yellow-tailed moths, and for butterflies including the black hairstreak, brown hairstreak and the scarce swallowtail.