Isabella Aiona Abbott was a prominent American botanist known for her extensive research on marine algae. Born on February 20, 1919, in Hilo, Hawaii, she became the first woman to earn a Ph.D. in botany from University of California, Berkeley. Her work significantly advanced the understanding of Pacific Ocean algae and contributed to the field of phycology. Throughout her career, Abbott published numerous scientific papers and authored the influential book "Marine Algae of California." She was also a dedicated educator, inspiring many students in the field of botany. Abbott's contributions have left a lasting impact on marine biology and the study of Hawaiian ecosystems.