Synopsis filicum; or, A synopsis of all known ferns : including the Osmundaceæ, Schizæaceæ, Marattiaceæ, and Ophioglossaceæ (chiefly derived from the Kew Herbarium), accompanied by figures representing the essential characters of each genus
by Sir William Jackson Hooker and John Gilbert Baker
W.H.Allen, 1883
2nd ed.