The phylogeny and classification of the gerns - Jermy, A. C. (Anthony Clive); Crabbe, J. A. (James A.); Thomas, Barry A.; Linnean Society of London. Journal. Botany (London The Linnean Society of London by Academic Press, 1973)
'Supplement no. 1 to the Botanical journal of the Linnean Society, volume 67, 1973.'
Based on a Symposium held jointly by the British Pteridological Society and the Linnean Society of London in April 1972.
Includes bibliographies.
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Keywords: Ferns -- Classification -- Congresses; Ferns -- Phylogeny -- Congresses