Taxon Report

Botrychium yaaxudakeit Stensvold & Farrar

giant moonwort

Print Report

Classification


Scientific Name:	Botrychium yaaxudakeit Stensvold & Farrar
Common Name:	giant moonwort
Family:	Ophioglossaceae
Element Code:	PPOPH01180
USDA Plants Symbol:	BOYA
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: Aug	Aug
Elevation:	3200-3200 (10500-10500)
General Habitats:	Alpine boulder and rock field
Microhabitat:
Microhabitat Details:	Limestone and marble

Conservation Status


CA Rare Plant Rank:	2B.1
Global Rank:	G3G4
State Rank:	S1
State List:	None
Fed List:	None
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

Occurrence Data from the CNDDB


Total Occurrences:	1
Element Occurrence Ranks:
Excellent (A)	0
Good (B)	0
Fair (C)	0
Poor (D)	0
None (X)	0
Unknown (U)	1

Location


California Endemic: False
California Counties and Islands: Name (Code)
Tuolumne (TUO)
Quads: Name (Quad Code)
Dunderberg Peak (3811913)

Threat List Data from the CNDDB


Threat List Total:	0
EOs with Threat Listed:	Total EOs	% of EOs
	0	%

Notes



Discovered in CA in 2007 by Alison Colwell; known only from Virginia Canyon 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:

Selected References

Proposed Addition to CRPR 2.1, G3G4 / S1 (2012)

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 25 December 2024].