what is pinus
Pinus is the genus name of a type of coniferous evergreen tree, commonly known as pine trees.There are around 115 different species in this genus. Here are some of the them: 1  Pinus palustris-the longleaf pine. 2  Pinus taeda-the Loblolly pine. 3  Pinus virginiana-the Virginia pine.inus is the genus name of a type of coniferous evergreen tree, commonly known as pine trees. There are around 115 different species in this genus. Here are some of the them: 1  Pinus palustris-the longleaf pine. 2  Pinus taeda-the Loblolly pine. 3  Pinus virginiana-the Virginia pine.