Species Details

Botrychium crenulatum

scalloped moonwort

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Photo by © 2016 Steve Matson  max-height:128px; max-width:145px;
© 2016 Steve Matson
Photo by © 2011 Aaron E. Sims  max-height:128px; max-width:145px;
© 2011 Aaron E. Sims
Photo by © 2016 Aaron Schusteff  max-height:128px; max-width:145px;
© 2016 Aaron Schusteff
Scientific Name:
Botrychium crenulatum W. Wagner
Common Name:
scalloped moonwort
Family: Ophioglossaceae
Element Code: PPOPH010L0
USDA Plants Symbol: BOCR
Synonyms/Other Names:
CA Rare Plant Rank: 2B.2
Fed List: None
State List: None
Global Rank: G4
State Rank:
S3
Other Status: USFS_S
CRPR Changes:
changed from 2.2 to 2B.2 on 2013-06-12
Add Date: 1984-01-01
Date Edited: 2021-05-26
Lifeform: perennial rhizomatous herb
Blooming Period: Jun-Sep
Elevation:
1268 - 3280 meters
4160 - 10760 feet
General Habitat:
  • Bogs and fens
  • Lower montane coniferous forest
  • Meadows and seeps
  • Marshes and swamps (freshwater)
  • Upper montane coniferous forest
General Micro Habitat:
Micro Habitat:
Notes:
Scattered but not common anywhere in CA. On watch list in NV, candidate for state listing in OR, and state-listed as Sensitive in WA. Threatened by foot traffic, grazing, trampling, recreational activities, fuel reduction projects, road deconstruction, and vehicles. Possibly threatened by logging and hydrological alterations. See American Fern Journal 71(1):21 (1981) for original description, and MadroƱo 36(2):131-136 (1989) for distributional information.
Threats:
Threatened by foot traffic, grazing, trampling, recreational activities, fuel reduction projects, and road deconstruction. Possibly threatened by logging and hydrological alterations.
Taxonomy:
Other:
Scattered but not common anywhere in CA. On watch list in NV, candidate for state listing in OR, and state-listed as Sensitive in WA.
Total Occurrences: 155
Element Occurrence Ranks:
A B C D X U
9 40 33 8 0 65
Occurrence Status:
Historical >20 Years 16
Recent <=20 Years 139
Presence:
Presumed Extant 155
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Arizona (AZ), California (CA), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Utah (UT), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Alpine (ALP), Amador (AMA), Butte (BUT), Calaveras (CAL), Colusa (COL), El Dorado (ELD), Fresno (FRE), Inyo (INY), Lassen (LAS), Los Angeles (LAX), Modoc (MOD), Mono (MNO), Nevada (NEV), Placer (PLA), Plumas (PLU), San Bernardino (SBD), Shasta (SHA), Sierra (SIE), Siskiyou (SIS), Tehama (TEH), Trinity (TRI), Tulare (TUL), Tuolumne (TUO)
Quads: Name (Quad Code)
Ash Creek Butte (4112241), Bear River Reservoir (3812052), Big Bear Lake (3411628), Blairsden (3912075), Blanco Mtn. (3711842), Bloody Mtn. (3711858), Boards Crossing (3812032), Burney Mtn. West (4012176), Butte Meadows (4012115), Calaveras Dome (3812042), Caldor (3812054), Casa Vieja Meadows (3611823), Cherry Lake North (3811918), Chicken Hawk Hill (4112214), Cisco Grove (3912035), Convict Lake (3711857), Covington Mill (4012287), Coyote Flat (3711824), Crocker Mtn. (3912084), Crooked Creek (3711841), Crystal Lake (3411737), Dardanelles Cone (3811947), Davis Creek (4112063), Dogtooth Peak (3711921), Eagle Peak (4112032), Emerald Bay (3812081), English Mtn. (3912045), Forest Falls (3411618), Fouts Springs (3912236), Gallatin Peak (4012056), Graniteville (3912046), Grays Peak (4012146), Hatchet Mtn. Pass (4012177), Hobart Mills (3912042), Homewood (3912012), Hull Creek (3812011), Humboldt Peak (4012124), Humbug Valley (4012123), Independence Lake (3912043), Jacks Backbone (4012166), Jonesville (4012114), Kaiser Peak (3711932), Kimshew Point (3912184), Kyburz (3812073), Lassen Peak (4012145), Leek Spring Hill (3812063), Loon Lake (3812083), Meeks Bay (3912011), Miller Mtn. (4012167), Mineral (4012135), Monache Mountain (3611822), Moonridge (3411627), Mount Dana (3711982), Mount San Antonio (3411736), Mt. Barcroft (3711852), Mt. Bidwell (4112082), Mt. Fillmore (3912067), Mt. Harkness (4012143), Mt. Morgan (3711846), Mt. Patterson (3811943), Mumbo Basin (4112225), Norden (3912033), Onyx Peak (3411626), Peddler Hill (3812053), Pegleg Mtn. (4012048), Red Cinder (4012142), Robbs Peak (3812084), Rockbound Valley (3812082), Roop Mountain (4012047), San Gorgonio Mtn. (3411617), Sattley (3912054), Seven Lakes Basin (4112224), Shields Creek (4112043), Skunk Ridge (4112117), Soapstone Hill (3912173), Soup Creek (4112033), South Lake Tahoe (3811988), Station Peak (3711851), Susanville (4012046), Sweetwater Creek (3811942), Tahoe City (3912022), Telegraph Peak (3411735), Templeton Mtn. (3611832), Tioga Pass (3711983), Tragedy Spring (3812062), Viola (4012156), Warren Peak (4112042), West Haight Mtn. (4112251), Westwood East (4012038), Westwood West (4012131), Willow Ranch (4112083)
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