crack willow Directory References Discover Why Is the Indy 500 Held on Memorial Day Weekend? Timeline of the 1990s Why Do Bananas Turn Brown? 7 Deadliest Weapons in History Why Is Missouri Called the Show Me State? Does Ball Lightning Exist? Why Was Nazi Germany Called the Third Reich? Contents crack willow plant Also known as: Salix fragilis, brittle willow Learn about this topic in these articles:description In willownigra), crack, or brittle (S. fragilis), and white (S. alba), all reaching 20 metres (65 feet) or more; the first named is North American, the other two Eurasian but naturalized widely. All are common in lowland situations. Read More