North American Dryopteris hybrid complex
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
Hybrid species
- 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)
Other hybrids
- Dryopteris × bootii (D. cristata × D. intermedia; triploid)
- Dryopteris × critica (D. borreri × D. filix-mas)[1]
- Dryopteris × complexa aggregate (D. filix-mas and D. affinis; tetraploid)[1]
- Dryopteris × convoluta (D. cambrensis × D. filix-mas)[1]
- Dryopteris × deweveri (D. dilatata × D. carthusiana)[1]
- Dryopteris × neo-wherryi (D. goldiana × D. marginalis; diploid)
- Dryopteris × triploidea (D. carthusiana × D. intermedia; triploid)
References
- ^ a b c d Murphy, Rosaline J.; Page, Christopher N.; Parslow, Rosemary E.; Bennallick, Ian J. (2012). Ferns, Clubmosses, Quillworts and Horsetails of Cornwall and the Isles of Scilly. Truro: ERCCIS. ISBN 978-1-902864-07-5.