Species Details

Botrychium tunux

moosewort

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Scientific Name:
Botrychium tunux Stensvold & Farrar
Common Name:
moosewort
Family: Ophioglossaceae
Element Code: PPOPH01240
USDA Plants Symbol: BOTU3
Synonyms/Other Names:
CA Rare Plant Rank: 2B.1
Fed List: None
State List: None
Global Rank: G3G4
State Rank:
S1
Other Status: USFS_S
CRPR Changes:
changed from 2.1 to 2B.1 on 2013-06-12
added to 2.1 on 2012-03-05
Add Date: 2012-03-05
Date Edited: 2022-08-02
Lifeform: perennial rhizomatous herb
Blooming Period: Aug-Sep
Elevation:
3050 - 3050 meters
10005 - 10005 feet
General Habitat:
  • Alpine boulder and rock field
General Micro Habitat: calcareous
Micro Habitat:
Notes:
Discovered in CA in 2008 by Alison Colwell; known only from Mt. Hoffman in Yosemite NP. Similar to B. lunaria. Not in The Jepson Manual (1993). See American Fern Journal 92(2):150-160 (2002) for original description.
Threats:
Taxonomy:
Other:
Total Occurrences: 1
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 1
Occurrence Status:
Historical >20 Years 0
Recent <=20 Years 1
Presence:
Presumed Extant 1
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
Alaska (AK), California (CA), Colorado (CO), Montana (MT), Nevada (NV), New Mexico (NM)
California Counties and Islands: Name (Code)
Mariposa (MPA)
Quads: Name (Quad Code)
Tenaya Lake (3711974), Yosemite Falls (3711975)
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