Roadless Areas
Home/Species/ Engelmann Lomatium

Lomatium engelmannii

Mathias

Engelmann Lomatium

G3Vulnerable Found in 5 roadless areas NatureServe Explorer →
G3VulnerableGlobal Rank
MediumThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.130297
Element CodePDAPI1B0K0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single nation
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderApiales
FamilyApiaceae
GenusLomatium
Concept Reference
Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.
Conservation Status
Rank MethodLegacy Rank calculation - Excel v3.1x
Review Date2018-05-03
Change Date1997-03-06
Edition Date2018-05-03
Edition AuthorsVrilakas, Sue, rev. R. Bittman (2005),rev. Treher (2018)
Threat ImpactMedium
Range Extent20,000-200,000 square km (about 8000-80,000 square miles)
Number of Occurrences21 - 80
Rank Reasons
Lomatium engelmannii is found in northern California and southwestern Oregon. This species has at least 50 occurrences. Threats to the populations include logging and possibly development.
Range Extent Comments
Lomatium engelmannii is found in northern California in Siskiyou and Trinity Counties, northward to southwestern Oregon, Josephine, and perhaps Curry County. The Oregon Natural Heritage Program only has reports from Josephine County.
Occurrences Comments
The total occurrences estimated as greater than 50 in California and 16 in Oregon.
Threat Impact Comments
Logging and land development may be threats. Some California sites were discovered as a result of BLM land exchange surveys (land exchanges to private owners). Other surveys were pre-timber harvest.
Ecology & Habitat

Habitat

This species grows on serpentine slopes within conifer forests, usually in a Jeffrey Pine forest association (at least in Oregon).
Terrestrial Habitats
Forest - Conifer
Other Nations (1)
United StatesN3
ProvinceRankNative
OregonS1Yes
CaliforniaS3Yes
Threat Assessments
ThreatScopeSeverityTiming
1 - Residential & commercial development———
5 - Biological resource use———
5.3 - Logging & wood harvesting———

—

Plant Characteristics
Economic Value (Genus)Yes
Roadless Areas (5)
California (5)
AreaForestAcres
Bonanza KingShasta-Trinity National Forest16,402
Lake EleanorShasta-Trinity National Forest397
Mt. EddyShasta-Trinity National Forest7,232
Orleans Mtn.Klamath National Forest49,090
SnoozerKlamath National Forest23,414
References (2)
  1. Flora of North America Editorial Committee (FNA). 2024. Flora of North America north of Mexico. Vol. 13. Magnoliophyta: Geraniaceae to Apiaceae. Oxford Univ. Press, New York. xxiv + 566 pp.
  2. Kartesz, J.T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland, OR.