H. H. Allan

1882 – 1957

• A consideration of the "biological spectra" of New Zealand
• A handbook of the naturalized flora of New Zealand
• A key to the Stictaceae of New Zealand
• A note on the crustaceous lichens of New Zealand
• A proposed new botanical district for the New Zealand region
• An introduction to the grasses of New Zealand
• New Zealand lichens
• New Zealand trees and shrubs and how to identify them
• The bearing of ecological studies in New Zealand on botanical taxonomic conceptions and procedure
• The Epiphyllous lichens of Kitchener Park, Feilding, New Zealand
• The origin and distribution of the naturalized plants of New Zealand
• The present taxonomic status of the New Zealand species of Hebe