Taxon Report

Layia munzii Keck

Munz's tidy-tips

Print Report

© 2017 Neal Kramer

Classification


Scientific Name:	Layia munzii Keck
Common Name:	Munz's tidy-tips
Family:	Asteraceae
Element Code:	PDAST5N0B0
USDA Plants Symbol:	LAMU2
Synonyms/Other Names:

Ecology and Life History


Lifeform:	annual herb
Blooming Period: Mar-Apr	Mar-Apr
Elevation:	150-700 (490-2295)
General Habitats:	Chenopod scrub, Valley and foothill grassland
Microhabitat:
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	1B.2
Global Rank:	G2
State Rank:	S2
State List:	None
Fed List:	None
Other Status:	BLM_S; SB_SBBG
CRPR Changes:

Occurrence Data from the CNDDB


Total Occurrences:	68
Element Occurrence Ranks:
Excellent (A)	3
Good (B)	5
Fair (C)	7
Poor (D)	1
None (X)	2
Unknown (U)	50

Location


California Endemic: True
California Counties and Islands: Name (Code)
Fresno (FRE), Kern (KRN), Madera (MAD), Merced (MER), San Benito (SBT), San Luis Obispo (SLO), Ventura (VEN)
Quads: Name (Quad Code)
Apache Canyon (3411973), Arvin (3511827), California Valley (3512031), Cerro Colorado (3612068), Chimineas Ranch (3511928), Cholame (3512063), Chounet Ranch (3612066), Coit Ranch (3612064), Cuyama (3411985), Daulton (3711918), Elkhorn Hills (3511915), Emigrant Hill (3511968), Firebaugh (3612074), Five Points (3612041), Gregg (3611988), Hammonds Ranch (3612076), Kismet (3712011), La Panza NE (3512041), Laguna Seca Ranch (3612077), Lost Hills (3511956), Lost Hills NE (3511965), Lost Hills NW (3511966), Madera (3612081), McKittrick Summit (3511937), Mercey Hot Springs (3612067), Orchard Peak (3512062), Ortigalita Peak (3612078), Painted Rock (3511927), Panoche (3612057), Pond (3511963), San Joaquin (3612052), Simmler (3511938), Tent Hills (3512072), Tranquillity (3612063), Tumey Hills (3612056), Wells Ranch (3511916)

Threat List Data from the CNDDB


Threat List Total:	7
EOs with Threat Listed:	Total EOs	% of EOs
	14	21 %
Grazing	5	7%
Non-native plant impacts	5	7%
Other	4	5%
Agriculture	3	4%
ORV activity	2	2%
Road/trail construction/maint.	2	2%
Foot traffic/trampling	1	1%

Notes



Historical occurrences need field surveys. Threatened by non-native plants. Possibly threatened by vehicles and foot traffic. Similar to L. jonesii and L. leucopappa.
Threats:

Taxonomy:

Selected References

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].