births
Louisa Bolus, South African botanist and taxonomist (died 1970)

Related Wikipedia articles
Louisa Bolus
South African botanist (1877–1970)
Harriet Margaret Louisa Bolus née Kensit was a South African botanist and taxonomist, and the longtime curator of the Bolus Herbarium, from 1903. Bolus also has the legacy of authoring more land plant species than any other female scientist, in total naming 1,494 species.Source: Wikipedia (CC BY-SA)
July 31
Day of the year
July 31 is the 212th day of the year in the Gregorian calendar; 153 days remain until the end of the year.Source: Wikipedia (CC BY-SA)