Article 39
39.1. In order to be validly published, a name of a new taxon of non-fossil algae of specific or lower rank published on or after 1 January 1958 must be accompanied by an illustration or figure showing the distinctive morphological features, in addition to the Latin description or diagnosis, or by a reference to a previously and effectively published illustration or figure.
Recommendation 39A
39A.1. The illustration or figure required by Art. 39 should be prepared from actual specimens, preferably including the holotype.
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Subject index | Index to scientific names
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(c) by International Association for Plant Taxonomy. This page last updated Feb. 12, 2001.