The Lycopodiales of the British Isles (Diphasiastrum, Huperzia, Isoetes, Lycopodium, Selaginella)

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L. Watson and M. J. Dallwitz

Implicit Attributes

Unless indicated otherwise, the following attributes are implicit throughout the descriptions, except where the characters concerned are inapplicable.

Morphology. Stems not dorsiventrally organized; with non-flattened branches. Leaves not 4-ranked; all alike and spirally arranged; not hair-pointed.

Ecology and distribution. Terrestrial.


To view the illustrations with detailed captions, go to the interactive key. This also offers full and partial descriptions, diagnostic descriptions, differences and similarities between taxa, lists of taxa exhibiting or lacking specified attributes, and distributions of character states within any set of taxa.

Cite this publication as: ‘Watson, L., and Dallwitz, M.J. 2007 onwards. The Lycopodiales of the British Isles (Isoetes, Lycopodium, Selaginella). Version: 1st September 2009. http://delta-intkey.com’.

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