Historical flora of Middlesex originally published 1975.
In slipcase.
Contents: The historical flora of Middlesex _ Flora of Middlesex, a supplement.
The historical flora of Middlesex : an account of the wild plants in the Watsonian vice-county 21 from 1548 to the present time ; Flora of Middlesex : a supplement to the Historical flora of Middlesex by Douglas H. Kent. ISBN 0903874288. Published by Ray Society in 2000. Publication and catalogue information, links to buy online and reader comments.