Species Details

Piperia yadonii

Yadon's rein orchid

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Classification

Scientific Name: Piperia yadonii Morgan & Ackerman
Common Name: Yadon's rein orchid
Family:	Orchidaceae
Element Code:	PMORC1X070
USDA Plants Symbol:	PIYA
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.1
Fed List:	FE (1998-08-12)
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:
CRPR Changes:
Add Date:	1994-01-01
Date Edited:	2022-06-08

Ecology and Life History

Lifeform: perennial herb

Blooming Period: (Feb)May-Aug

Elevation:
10 - 510 meters
35 - 1675 feet

General Habitats:

Coastal bluff scrub
Closed-cone coniferous forest
Chaparral (maritime)

Microhabitat Details:

Microhabitat:

Sandy

Notes

Notes: Threatened by urbanization, recreational development, non-native plants, road maintenance, and herbivory. See Lindleyana 5(4):205-211 (1990) for original description, and The Wild Orchids of California, p. 134-135 (1995) by R. Coleman for species account.
Threats:
Taxonomy:

Threat List Data from the CNDDB

THREAT LIST:
Threat List Total:	9
	Total EOs	% of EOs
EOs with Threat Listed:	19	73 %
Development	13	50%
Other	8	30%
Foot traffic/trampling	7	26%
Non-native plant impacts	5	19%
Road/trail construction/maint.	5	19%
Recreational use (non-ORV)	2	7%
Erosion/runoff	2	7%
Feral pigs	1	3%
Wood cutting or brush clearing	1	3%

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					26
A	B	C	D	X	U
2	8	5	2	1	8

Occurrence Status:
Historical >20 Years	14
Recent <=20 Years	12

Presence:
Presumed Extant	25
Possibly Extirpated	1
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Monterey (MNT)

Quads: Name (Quad Code)
Marina (3612167)*, Monterey (3612158), Moss Landing (3612177), Mt. Carmel (3612147), Prunedale (3612176), Seaside (3612157), Soberanes Point (3612148)

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.

Regional Map

Map

Presumed Extant

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CNPS Rare Plant Inventory