David Llewellyn Knowlton

Scientist from New Zealand

Botanist

New Zealand macropaleontologist

New Zealand botanist

New Zealand botanist

Botanist, chemist and lichenologist

Foundation chair of horticulture, Lincoln University, New Zealand

New Zealand physicist and oceanographer

New Zealand nuclear scientist

New Zealand mycologist and plantpathologist

Plant biologist

New Zealand sailor, writer and ornithologist

Emeritus professor of physics at University of Waikato in New Zealand

Veterinary scientist, university lecturer, writer

New Zealand plant physiologist, university lecturer, cricketer and cricket umpire

New Zealand tephrochronologist

Professor of physics at the Victoria University of Wellington in New Zealand

New Zealand civil servant and botanist

New Zealand horticulturalist, botanist and botanical collector

New Zealand botanist and academic