Background. Infection with Streptococcus pyogenes, a beta-hemolytic bacterium that belongs to Lancefield serogroup A, also known as the group A streptococci (GAS), causes a wide variety of diseases in humans.
Elm Grove is a village in Waukesha County, Wisconsin, United States. The population was 6,249 at the 2000 census. Elm Grove is located at 43Â°2â²52â³N 88Â°5â²12â³W / 43.04778Â°N 88.08667Â°W / 43.04778; -88.08667 (43.047662, -88.086750). According to the United States Census Bureau, the village has a total area of 3.3 square miles (8.4 kmÂ²), all of it land.
The cedar elm (Ulmus crassifolia) features a rounded canopy of branches, and the tree possesses the smallest leaves of any of the native elm trees in the United States. The leaves are from 1 to 2 inches long and an inch in width. The cedar elm is a popular shade tree in states such as Texas and Oklahoma, and it grows native there as well as in portions of Louisiana, Arkansas and Mississippi. The tree will grow quickly in moist soil to as high as 80 feet.