Plymouth Gin gin, purportedly due to a higher than usual proportion of root ingredients, which bring a more 'earthy' feel to the gin as well as a softened juniper flavour. There is also a 'navy strength' variety which is 57% ABV (100° English proof), being the traditional strength demanded by the British Royal Navy. <ref name="http://www.plymouthgin.com"></ref> A 47% ABV (94 U.S. proof) version is distributed worldwide. Plymouth also produces a sloe gin, but has discontinued its Fruit cups and Damson liqueur. Gin, originally being a relatively cheap alcoholic beverage, was bought by the poor and caused considerable social problems, illustrated by the
California mixed evergreen forest forests, and Sierra Nevada lower montane forest. The forests of each ecoregion have a somewhat different plant community composition. The mixed evergreen forests of the Klamath Mountains-Siskiyou Mountains occur above 300 meters (1000 ft) elevation, and are of four main types. Douglas-fir forests are found on gentle slopes, north-facing slopes, ridges with deep soil, and river terraces with deep sediments, usually underlain with sedimentary rocks. Coast Douglas-fir ("Pseudotsuga menziesii" ssp. "menziesii") is the predominant tree, occupying up to 70% of the forest cover. Broadleaf evergreen trees are relatively few. Tree species of secondary importance are: On granite soils, a similar