Taxon Report

Iris longipetala Herbert

coast iris

Print Report

© 2014 Aaron Schusteff

Classification


Scientific Name:	Iris longipetala Herbert
Common Name:	coast iris
Family:	Iridaceae
Element Code:	PMIRI092E0
USDA Plants Symbol:
Synonyms/Other Names:

Ecology and Life History


Lifeform:	perennial rhizomatous herb
Blooming Period: Mar-May(Jun)	Mar-May(Jun)
Elevation:	0-600 (0-1970)
General Habitats:	Coastal prairie, Lower montane coniferous forest, Meadows and seeps
Microhabitat:	Mesic
Microhabitat Details:

Conservation Status


CA Rare Plant Rank:	4.2
Global Rank:	G3
State Rank:	S3
State List:	None
Fed List:	None
Other Status:	SB_UCSC
CRPR Changes:	added to 4.2 on 2006-10-12

Occurrence Data from the CNDDB


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

Location


California Endemic: True
California Counties and Islands: Name (Code)
Alameda (ALA), Contra Costa (CCA), El Dorado (ELD), Glenn (GLE), Humboldt (HUM), Marin (MRN), Mendocino (MEN), Merced (MER), Monterey (MNT), San Francisco (SFO), San Mateo (SMT), Santa Clara (SCL), Santa Cruz (SCR), Solano (SOL), Sonoma (SON), Ventura (VEN)
Quads: Name (Quad Code)
Ano Nuevo (3712213), Big Basin (3712222), Briones Valley (3712282), Camp Meeker (3812248), Cape San Martin (3512184), Clarksville (3812161), Cloverdale (3812371), Cooskie Creek (4012423), Cordelia (3812222), Cotati (3812236), Cupertino (3712231), Drakes Bay (3812218), Duncans Mills (3812341), Fairfield South (3812221), Felton (3712211), Franklin Point (3712223), Frazier Mtn. (3411878), Glen Ellen (3812235), Gualala (3812375), Half Moon Bay (3712244), Hopland (3812381)?, Inglenook (3912357), Kenwood (3812245), Lick Observatory (3712136), Mariposa Peak (3612182), Montara Mountain (3712254), Monterey (3612158), Novato (3812215), Palo Alto (3712242), Petaluma River (3812225), Pigeon Point (3712224), Plantation (3812353), Plaskett Meadows (3912267), Plaskett Ridge (3912268), Prunedale (3612176), Richmond (3712283), San Francisco North (3712274), San Francisco South (3712264), San Geronimo (3812216), San Jose East (3712137), San Juan Bautista (3612175), San Mateo (3712253), San Quentin (3712284), San Rafael (3712285), Sebastopol (3812247), Tomales (3812228), Two Rock (3812237), Watsonville East (3612186), Woodside (3712243)

Threat List Data from the CNDDB


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

Notes



Many collections old; need field surveys. May hybridize with Iris missouriensis. Threatened by development and trampling.
Threats:

Taxonomy:

Selected References

CRPR List Addition on 2006-10-12

Citation California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 27 December 2024].