Named after Oswald Lohse - German astronomer (1845-1915).
The crater is very eroded. The uplifted area in the center contains gullies. Impact craters generally have a rim with ejecta around them, in contrast volcanic craters usually do not have a rim or ejecta deposits. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On the Moon they are named after deceased scientists, polar explorers, astronauts or cosmonauts.