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Definition of Polystichum
1. Noun. Small to medium-sized terrestrial ferns especially holly ferns; in some classification systems placed in Polypodiaceae.
Generic synonyms: Fern Genus
Group relationships: Athyriaceae, Dryopteridaceae, Family Athyriaceae, Family Dryopteridaceae
Member holonyms: Canker Brake, Christmas Fern, Dagger Fern, Evergreen Wood Fern, Polystichum Acrostichoides, Holly Fern, Polystichum Setiferum, Soft Shield Fern
Lexicographical Neighbors of Polystichum
Literary usage of Polystichum
Below you will find example usage of this term as found in modern and/or classical literature:
1. Report of the Annual Meeting (1889)
"About fifteen years ago the endeavour wns made to cross Polystichum aculeatum with
... The object was to obtain a narrow cruciate variety of Polystichum ..."
2. The British Ferns: Or, Coloured Figures and Descriptions, with the Needful ...by William Jackson Hooker by William Jackson Hooker (1861)
"ASPIDIUM (Polystichum) ACULEATUM, L. Prickly Shield-Fern. Far. a. LOBATUM.
ASPIDIUM (Polystichum) aculeatum; caudex short, erect, stout, knotted, ..."
3. Hooker's Journal of Botany and Kew Garden Miscellany by William Jackson Hooker (1856)
"... further observations on the living plant, and will probably be able to show
satisfactorily whether this is, or is not, au abnormal form of Polystichum ..."
4. The Geology of the Corocoro Copper District of Bolivia by Joseph Theophilus Singewald, Edward Wilber Berry (1922)
"He has been good enough to examine the fossil for me and considers it an ally of
the historic and extremely variable Polystichum trian- ..."
5. The Philippine Journal of Science by Philippines Bureau of Science (1907)
"Polystichum is probably older 30 than Aspidium, being cosmopolitan, while Aspidium
is tropical, and rather nearer in character to ..."
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