Taxon Details

Lomatium kogholiini

Wailaki lomatium

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Taxon Summary:

Lomatium kogholiini, commonly known as Wailaki lomatium, is a perennial herb in the Apiaceae that is found only in California. It occurs within Lower montane coniferous forest, growing at elevations from 450 to 1250 meters. Lomatium kogholiini is ranked 1B.2, Plants Rare, Threatened or Endangered in California and Elsewhere; Moderately threatened in California.

Classification

Scientific Name: Lomatium kogholiini K.M. Mason & Willie
Common Name: Wailaki lomatium
Family:	Apiaceae
Element Code:	PDAPI1B310
USDA Plants Symbol:
Synonyms/Other Names:
Name Status:	JEF, FNA, POWO, IPNI, Tropicos

Conservation Status

CA Rare Plant Rank:	1B.2
Fed List:	None
State List:	None
Global Rank:	G1
State Rank:	S1
Other Status:
CRPR Changes: added to 1B.2 on 2023-06-13
Add Date:	2023-06-13
Date Edited:	2025-10-29

Ecology and Life History

Lifeform: perennial herb

Blooming Period: Apr-Jun

Elevation:
450 - 1250 meters
1475 - 4100 feet

General Habitats:

Lower montane coniferous forest

Microhabitat Details:

Microhabitat:

Serpentine

Notes

Notes:
Threats: Possibly threatened by mining, logging, road maintenance, vehicles, and erosion
Taxonomy: Previously identified as L. congdonii, L. engelmannii, or L. tracyi; differentiated by its lack of bractlets, 4–7 rays per umbel, green leaves, and 4–6 oil tubes on comissures.

Threat List Data from the CNDDB

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

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					6
A	B	C	D	X	U
0	0	0	0	0	6

Occurrence Status:
Historical >20 Years	4
Recent <=20 Years	2

Presence:
Presumed Extant	6
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA)

California Counties and Islands: Name (Code)
Mendocino (MEN)

Quads: Name (Quad Code)
Leggett (3912376), Noble Butte (3912386)

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 Status Review:	Proposed addition to CRPR 1B.2, G1 / S1 (2023)
Original Description:	Phytoneuron 2019-10: 1–18 (2019)

CNPS Rare Plant Inventory