Her best known work is Plant Life in Maoriland: A Botanist’s Note Book.
[3] Her writing career began when she authored articles about native plants in the Auckland Star and the Lyttelton Times.
[2] Crookes' early newspaper articles were collected and published as Plant Life in Maoriland: A Botanist’s Note Book in 1926.
She published articles on botany in the New Zealand Smallholder[3] and the Auckland Botanical Society newsletter[2] as well as academic articles in journals including the American Fern Journal.
[3] She was also active in conservation, arguing against development that would have harmed areas around the Waitākere Ranges.