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Phacelia inyoensis

(J.F. Macbr.) J.T. Howell

Inyo Phacelia

G2Imperiled Found in 6 roadless areas NatureServe Explorer →
G2ImperiledGlobal Rank
HighThreat Impact
Identity
Unique IDELEMENT_GLOBAL.2.136545
Element CodePDHYD0C2F0
Record TypeSPECIES
ClassificationSpecies
Classification StatusStandard
Name CategoryVascular Plant
Endemicendemic to a single state or province
KingdomPlantae
PhylumAnthophyta
ClassDicotyledoneae
OrderSolanales
FamilyHydrophyllaceae
GenusPhacelia
Other Common Names
Inyo phacelia (EN)
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 Method Rank calculation - Biotics v2
Review Date2022-04-26
Change Date2022-04-26
Edition Date2022-04-26
Edition AuthorsDavis, G., rev. Bittman (2015, 2019), rev. Treher (2022)
Threat ImpactHigh
Range Extent1000-5000 square km (about 400-2000 square miles)
Number of Occurrences6 - 20
Rank Reasons
Phacelia inyoensis is a very small annual herb that is endemic to California in the western United States. It is known from 19 occurrences in Inyo and Mono Counties. It is threatened by grazing livestock, trampling, recreational vehicles, and exotic species.
Range Extent Comments
Phacelia inyoensis is endemic to Inyo and Mono Counties in California. It is found in the White and Inyo Mountains and east of the Sierra Nevada (Jepson Flora Project 2022).
Occurrences Comments
There may be new occurrences based on recent photo based observations (iNaturalist 2022).
Threat Impact Comments
Threats include grazing and trampling by livestock sheep, OHVs, trampling by hikers, and exotic species.
Ecology & Habitat

Habitat

This species grows at the margins of alkaline meadow and seeps of the desert scrub at elevations of 910 to 2,150 m (CNDDB 2022, Jepson Flora Project 2022).
Terrestrial Habitats
Grassland/herbaceousDesert
Other Nations (1)
United StatesN2
ProvinceRankNative
CaliforniaS2Yes
Threat Assessments
ThreatScopeSeverityTiming
2 - Agriculture & aquacultureLarge (31-70%)UnknownHigh (continuing)
2.3 - Livestock farming & ranchingLarge (31-70%)UnknownHigh (continuing)
2.3.1 - Nomadic grazingLarge (31-70%)UnknownHigh (continuing)
6 - Human intrusions & disturbanceLarge - restrictedUnknownHigh (continuing)
6.1 - Recreational activitiesLarge - restrictedUnknownHigh (continuing)
8 - Invasive & other problematic species, genes & diseasesUnknownUnknownHigh (continuing)
8.1 - Invasive non-native/alien species/diseasesUnknownUnknownHigh (continuing)

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Plant Characteristics
DurationANNUAL
Economic Value (Genus)No
Roadless Areas (6)
California (6)
AreaForestAcres
Black CanyonInyo National Forest32,421
Boundary Peak (CA)Inyo National Forest210,884
Dexter CanyonInyo National Forest17,053
Glass MountainInyo National Forest52,867
Soldier CanyonInyo National Forest40,589
Wonoga Pk.Inyo National Forest11,272
References (5)
  1. California Natural Diversity Database (CNDDB). 2022. RareFind Version 5.2.14. California Department of Fish and Game, Sacramento.
  2. iNaturalist. 2022. Online. Available: https://www.inaturalist.org (accessed 2022).
  3. Jepson Flora Project (eds.) 2022. Jepson eFlora. Online. Available: https://ucjeps.berkeley.edu/eflora/ (accessed 2022).
  4. 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.
  5. Munz, P.A., with D.D. Keck. 1959. A California flora. Univ. California Press, Berkeley. 1681 pp.