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Hybridization and polyploidy are common phenomena in ferns, and the genus Dryopteris is known to be one of the most freely-hybridizing fern genera. [1] North American botanists recognized early that there were close relationships between many of the species of Dryopteris on the continent, and that these relationships reflected hybrid ancestry ...
Dryopteris / d r aɪ ˈ ɒ p t ə r ɪ s /, [2] commonly called the wood ferns, male ferns (referring in particular to Dryopteris filix-mas), or buckler ferns, is a fern genus in the family Dryopteridaceae, subfamily Dryopteridoideae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I). [3]
Dryopteris intermedia is a perennial fern that grows to a size of about 40–90 cm (16–35 in) tall and 60–90 cm (24–35 in) wide. [6] At its base, it consists of an underground rhizome from which grow the fronds of the plant in a spiral-like arrangement.
They are known colloquially as the wood ferns. In the Pteridophyte Phylogeny Group classification of 2016 (PPG I), the family is placed in the suborder Polypodiineae . [ 1 ] Alternatively, it may be treated as the subfamily Dryopteridoideae of a very broadly defined family Polypodiaceae sensu lato .
Dryopteris goldieana, commonly called Goldie's wood fern, or giant wood fern is a fern native to the eastern United States and adjacent areas of Canada, from New Brunswick to Ontario and Georgia. [3] It is the largest native North American species of Dryopteris and along with ostrich fern it is one of the largest ferns in eastern North America.
Dryopteris arguta, with the common name coastal woodfern, is a species of wood fern. It is native to the west coast and western interior mountain ranges of North America, [2] from British Columbia, throughout California, and into Arizona. It grows between sea level and 6,000 feet (1,800 m).
Farwell - Southern lady fern [M] Cystopteris fragilis (L.) Bernhardi - Brittle fern, Bladder fern [Wo] Deparia acrostichoides (Swartz) M. Kato - Silvery Spleenwort [Wo] Dryopteris carthusiana (Villars) H.P. Fuchs - Spinulose shield fern, Narrow buckler fern [Wo] Dryopteris cristata (L.) A. Gray - Crested wood fern, Crested buckler fern [Wo]
Dryopteris ludoviciana, the southern woodfern, [2] is fern native to southern United States from Florida west to Texas and as far north as Kentucky and North Carolina. It is an evergreen in mild climates. Its growth habit is tall and upright with shiny and leathery dark green fronds. It will tolerate dry conditions but will perform best in ...