Bertha Marion Lahman
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Bertha Marion (née Sherwood) Lahman (1872–1954) was an American botanist specializing in cacti of Oklahoma.[1][2][3][4][5][6][7]
The standard author abbreviation Lahman is used to indicate this person as the author when citing a botanical name.[8]
Lahman is credited with the cataloging of at least thirteen different species of cacti. Her work is recognized in the journal of the Cactus and Succulent Society of America in all issues following 1932.[9]