Quercus
Quercus means:
- a genus of deciduous trees, the oaks (lat .: Quercus )
- a Portuguese environmental organization, see Quercus (environmental protection organization)
- a Cape Verdean environmental protection organization, see Quercus Cabo Verde
- an open source implementation of PHP5 in Java
- a music album by June Tabor a . a. (2013)
- a British book publisher, Quercus Publishing Plc
- a Czech funeral doom band, Quercus (band)