Species Details

Botrychium ascendens

upswept moonwort

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Photo of Botrychium ascendens
© 2005 Steve Matson
Photo of Botrychium ascendens
© 2005 Steve Matson
Photo of Botrychium ascendens
©2018 Matt C. Berger
Scientific Name:
Botrychium ascendens W. Wagner
Common Name:
upswept moonwort
Family: Ophioglossaceae
Element Code: PPOPH010S0
USDA Plants Symbol: BOAS2
Synonyms/Other Names:
CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G3
State Rank:
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: (Jun)Jul-Aug
1115 - 3045 meters
3660 - 9990 feet
General Habitat:
  • Lower montane coniferous forest
  • Meadows and seeps
General Micro Habitat:
Micro Habitat:
  • Mesic
Possibly threatened by logging, trampling, and foot traffic. On watch list in NV, candidate for state listing in OR, and state-listed as Sensitive in WA. See American Fern Journal 76(2):36 (1986) for original description, and MadroƱo 36(2):131-136 (1989) for discussion of Jonesville records.
Total Occurrences: 53
Element Occurrence Ranks:
8 16 6 6 1 16
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 42
Presumed Extant 52
Possibly Extirpated 0
Presumed Extirpated 1
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), California (CA), Idaho (ID), Minnesota (MN), Montana (MT), Nevada (NV), Oregon (OR), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Alpine (ALP), Amador (AMA), Butte (BUT), Calaveras (CAL), El Dorado (ELD), Fresno (FRE), Inyo (INY), Lassen (LAS), Modoc (MOD), Mono (MNO), Nevada (NEV), Placer (PLA), Plumas (PLU), San Bernardino (SBD), Shasta (SHA), Sierra (SIE), Tehama (TEH), Tulare (TUL), Tuolumne (TUO)
Quads: Name (Quad Code)
Butte Meadows (4012115), Calaveras Dome (3812042), Canyondam (4012121), Caples Lake (3812061), Carson Pass (3811968), Cascade (3912162), Cherry Lake North (3811918), Convict Lake (3711857), Crooked Creek (3711841), Dardanelles Cone (3811947), Dunderberg Peak (3811913), Ebbetts Pass (3811957), Echo Lake (3812071), Emerald Bay (3812081), Gallatin Peak (4012056), Graniteville (3912046), Haiwee Pass (3611821), Haypress Valley (3912055), Hobart Mills (3912042), Humboldt Peak (4012124), Humbug Valley (4012123), Jacks Backbone (4012166), Jonesville (4012114), Kaiser Peak (3711932), Kyburz (3812073), Lassen Peak (4012145), Leek Spring Hill (3812063), Liberty Hill (3812031), Loon Lake (3812083), Lundy (3811912), Meeks Bay (3912011), Monache Mountain (3611822), Mt. Barcroft (3711852), Mt. Harkness (4012143), Mt. Henry (3711827), North Palisade (3711815), Olancha (3611831), Peddler Hill (3812053), Red Cinder (4012142), Robbs Peak (3812084), Rockbound Valley (3812082), Roop Mountain (4012047), Royal Gorge (3912024), Skunk Ridge (4112117), South Lake Tahoe (3811988), Station Peak (3711851), Tahoe City (3912022), Telegraph Peak (3411735), Templeton Mtn. (3611832), Viola (4012156), Warren Peak (4112042), Westwood West (4012131)
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
Counties   Quads