Species Details

Polystichum lonchitis

northern holly fern

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Photo of Polystichum lonchitis
©2019 Matt C. Berger
Photo of Polystichum lonchitis
©1997 John Game
Photo of Polystichum lonchitis
Charles Webber©1998 California Academy of Sciences
Scientific Name:
Polystichum lonchitis (L.) Roth
Common Name:
northern holly fern
Family: Dryopteridaceae
Element Code: PPDRY0R0F0
USDA Plants Symbol: POLO4
Synonyms/Other Names:
Lifeform: perennial rhizomatous herb
Blooming Period: Jun-Sep
Elevation:
1800 - 2600 meters
5905 - 8530 feet
General Habitat:
  • Subalpine coniferous forest
  • Upper montane coniferous forest
General Micro Habitat:
Micro Habitat:
  • Carbonate (sometimes)
  • Granitic (sometimes)
Notes:
Move to List 2? Location, rarity, and endangerment information needed. Does plant occur in TRI Co.?
Threats:
Taxonomy:
Other:
Total Occurrences: 0
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 0
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 0
Presence:
Presumed Extant 0
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), California (CA), Colorado (CO), Idaho (ID), Michigan (MI), Minnesota (MN), Montana (MT), Nevada (NV), New York (NY), Oregon (OR), South Dakota (SD), Utah (UT), Washington (WA), Wisconsin (WI), Wyoming (WY)
California Counties and Islands: Name (Code)
Plumas (PLU), Shasta (SHA), Siskiyou (SIS)
Quads: Name (Quad Code)
Belden (4012113), Rainbow Mtn. (4112148), Scott Mountain (4112236), Seven Lakes Basin (4112224)
Notes:
Definitions of codes following a county and/or quad:
* Presumed extirpated
(?) Occurrence confirmed, but possibly extirpated
Quad and county data is imported from the CNDDB. Species may be present in other areas where conditions are favorable. These data should NOT be substituted for pre-project review or for on-site surveys.

Map

Presumed Extant
Counties   Quads