Species Details

Botrychium pinnatum

northwestern moonwort

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Photo of Botrychium pinnatum
©2020 Belinda Lo
Photo of Botrychium pinnatum
©1997 John Game
Photo of Botrychium pinnatum
© 2020 Belinda Lo
Scientific Name:
Botrychium pinnatum St. John
Common Name:
northwestern moonwort
Family: Ophioglossaceae
Element Code: PPOPH010V0
USDA Plants Symbol: BOPI
Synonyms/Other Names:
CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G5
State Rank:
S2
Other Status: USFS_S
CRPR Changes:
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1994-01-01
Date Edited: 2022-08-02
Lifeform: perennial rhizomatous herb
Blooming Period: Jul-Oct
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Elevation:
1770 - 2040 meters
5805 - 6695 feet
General Habitats:
  • Lower montane coniferous forest
  • Meadows and seeps
  • Upper montane coniferous forest
Microhabitat Details:
Microhabitat:
  • Mesic
Notes:
Threatened by trampling and grazing. Threatened in ID, endangered in OR, and state-listed as Sensitive in WA. See American Fern Journal 19:11 (1929) for original description.
Threats:
Taxonomy:
Threat List Total: 8
Total EOs % of EOs
EOs with Threat Listed: 5 63 %
THREAT LIST:
Grazing 3 37%
Logging 2 25%
Other 1 12%
Recreational use (non-ORV) 1 12%
Road/trail construction/maint. 1 12%
Total Occurrences: 8
Element Occurrence Ranks:
A B C D X U
0 3 1 2 0 2
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 5
Presence:
Presumed Extant 8
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), Arizona (AZ), California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD), Plumas (PLU), Shasta (SHA), Siskiyou (SIS)
Quads: Name (Quad Code)
Ash Creek Butte (4112241), Davis Creek (4112063), Etna (4112248), Grays Peak (4012146), McCloud (4112232), Mt. Harkness (4012143), Swain Mountain (4012141)
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.
Presumed Extant
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