Dryopteris hybrid complex

Updated on Nov 20, 2023

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The fern genus Dryopteris is known to be one of the most freely-hybridizing of fern genera.

Parent species

Dryopteris expansa

Dryopteris goldiana

Dryopteris intermedia

Dryopteris ludoviciana

Dryopteris marginalis

Dryopteris carthusiana (D. intermedia × unknown parent; allotetraploid)

Dryopteris campyloptera (D. intermedia × D. expansa; allotetraploid)

Dryopteris celsa (D. goldiana × D. ludoviciana; allotetraploid)

Dryopteris clintoniana (D. cristata × D. goldiana; allohexaploid)

Dryopteris cristata (D. goldiana × unknown parent; allotetraploid)

Dryopteris × bootii (D. cristata × D. intermedia; triploid)

Dryopteris × critica (D. borreri × D. filix-mas)

Dryopteris × complexa aggregate (D. filix-mas and D. affinis; tetraploid)

Dryopteris × convoluta (D. cambrensis × D. filix-mas)

Dryopteris × deweveri (D. dilatata × D. carthusiana)

Dryopteris × neo-wherryi (D. goldiana × D. marginalis; diploid)

Dryopteris × triploidea (D. carthusiana × D. intermedia; triploid)

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