Given the question: What key details about john ralfs can be extracted from the following bio? Bio: john ralfs -lrb- 13 september 1807 -- 14 july 1890 -rrb- was an english botanist . born in millbrook , near southampton , he was the second son of samuel ralfs , a yeoman of an old family in hampshire . he has been commemorated in the names of many plant groups and taxa at many levels .
The answer is:
- death place is penzance , cornwall , england- residence is england- known for is desmids- death date is 14 july 1890- field is botany- author abbrev bot is ralfs- birth date is 13 september 1807- name is john ralfs- image is john ralfs.jpg- birth place is millbrook , hampshire , england- alma mater is winchester hospital