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Catalogue »  Plantae »  Tracheophyta »  Polypodiopsida »  Polypodiales »  Dryopteridaceae »  Dryopteris »  Dryopteris intermedia A.Gray

Species:  Dryopteris intermedia A.Gray
evergreen wood fern

 
Overview
Observations (5)
Phenogram
References
Distribution
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KingdomPlantae PhylumTracheophyta
ClassPolypodiopsida OrderPolypodiales
FamilyDryopteridaceae GenusDryopteris
SpeciesDryopteris intermedia A.Gray
 evergreen wood fern
  11.10.2019 07:47:10 Nadiya Sytschak Надія Сичак
 plantarium.ru:  Dryopteris intermedia
Distribution
Canada, U.S.A.
Native to: Alabama, Connecticut, Delaware, District of Columbia, Georgia, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Masachusettes, Michigan, Minnesota, Missouri, New Brunswick, New Hampshire, New Jersey, New York, Newfoundland, North Carolina, Nova Scotia, Ohio, Ontario, Pennsylvania, Prince Edward I., Québec, Rhode I., South Carolina, Tennessee, Vermont, Virginia, West Virginia, Wisconsin.
  IUCN status: Not Evaluated (NE)
Leaves monomorphic, green through winter, 32-90 × 10-20 cm. Petiole 1/3 length of leaf, scaly at least at base; scales scattered, tan. Blade green, ovate, 3-pinnate-pinnatifid, herbaceous, glandular. Pinnae ± in plane of blade, lanceolate-oblong; basal pinnae lanceolate, not reduced, basal pinnules longer than adjacent pinnules, basal basiscopic pinnule longer than basal acroscopic pinnule; pinnule margins serrate, teeth spiny. Sori midway between midvein and margin of segments. Indusia with minute glandular hairs. 2 n = 82.
Moist rocky woods, especially hemlock hardwoods, ravines, and edges of swamps; 0-2000 m.
Similar species:   Dryopteris carthusiana (Vill.)
Learn more... Dryopteris campyloptera
Learn more...
Rank Taxa
Genus «« Dryopteris Adans.     0 (1)
Species     Dryopteris intermedia A.Gray 1 5
Nested Taxa

Experts: Nadiya Sytschak: Plantae · Ekaterina Kalashnik: Plantae · marina_golivets: Plantae · Ivan Danylyk: Plantae · leopolitanus: Plantae · Tatjana Sova: Plantae · marina_golivets: Tracheophyta

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Dryopteris intermedia - evergreen...
 
Nikolai Yunakov

  29.10.2019 16:30:47
30.10.2019 06:09:18    #131113
20191029_163047.jpg
Views: 38

US·Massachusetts·Middlesex
Melrose, Oakdale Park
29.10.2019 (29.10.2019 16:30:47)
ZoomRelated images: 2
 
Dryopteris intermedia - evergreen...
 
Nikolai Yunakov

  29.10.2019 16:30:01
30.10.2019 06:09:18    #131112
20191029_163001.jpg
Views: 46

US·Massachusetts·Middlesex
Melrose, Oakdale Park
29.10.2019 (29.10.2019 16:30:01)
ZoomRelated images: 3
 
Dryopteris intermedia - evergreen...
 
Nikolai Yunakov

  30.06.2019 17:10:56
05.07.2019 21:45:06    #118066
20190630_171056.jpg
Views: 58

US·Massachusetts·Middlesex
Middlesex Fells Reservation, Bear...
30.06.2019 (30.06.2019 17:10:56)
ZoomRelated images: 3
 
Dryopteris intermedia - evergreen...
 
Nikolai Yunakov

  30.06.2019 17:10:31
05.07.2019 21:45:06    #118065
20190630_171031.jpg
Views: 59

US·Massachusetts·Middlesex
Middlesex Fells Reservation, Bear...
30.06.2019 (30.06.2019 17:10:31)
ZoomRelated images: 3
 
Dryopteris intermedia - evergreen...
 
Nikolai Yunakov

  30.06.2019 17:10:26
05.07.2019 21:45:06    #118064
20190630_171026.jpg
Views: 68

US·Massachusetts·Middlesex
Middlesex Fells Reservation, Bear...
30.06.2019 (30.06.2019 17:10:26)
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