PRYOR (Alfred Reginald). A Flora of Hertfordshire. With an introduction on the Geology, Climate, Botanical History, etc., of the County.1887

London: Gurney & Jackson, First edition, small 4to (230 x 190 mm), lix, 588pp., number 16 of 50 large paper copies, one double-page coloured map, 2 further maps, orig. printed boards, slightly rubbed, uncut.