Id%Version%Standard form%Default author forename%Default author surname%Taxon groups%Dates%Alternative names 18509-1%1.1%Engl.%Heinrich Gustav Adolf%Engler%Bryophytes, Algae, Mycology, Spermatophytes, Pteridophytes%1844-1930% 2543-1%1.1%V.Engl.%Viktor%Engler%Spermatophytes%1885-1917%