Taxon Details

Mertensia longiflora

long bluebells

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Taxon Summary:

Mertensia longiflora, commonly known as long bluebells, is a perennial herb in the Boraginaceae that is found in California and elsewhere. It occurs within Great Basin scrub, and Lower montane coniferous forest, growing at elevations from 1525 to 2200 meters. Mertensia longiflora is ranked 2B.2, Plants Rare, Threatened, or Endangered in California, But More Common Elsewhere; Moderately threatened in California.

Lifeform: perennial herb
Blooming Period: Apr-Jun
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Elevation:
1525 - 2200 meters
5005 - 7220 feet
General Habitats:
  • Great Basin scrub
  • Lower montane coniferous forest
Microhabitat Details:
Microhabitat:
Notes:
Threats:

Threatened by grazing.

Taxonomy:
Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 2 18 %
THREAT LIST:
Logging 2 18%
Grazing 1 9%
Total Occurrences: 11
Element Occurrence Ranks:
A B C D X U
2 0 0 0 0 9
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 0
Presence:
Presumed Extant 11
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Washington (WA)
California Counties and Islands: Name (Code)
Lassen (LAS), Modoc (MOD)
Quads: Name (Quad Code)
Barrel Springs (4111988), Cedarville (4112052), Fort Bidwell (4112072), Halls Canyon (4112131), Jess Valley (4112023), Johnstonville (4012045), Lake Annie (4112081), McGinty Reservoir (4112075), Payne Peak (4112053), Shields Creek (4112043), Soup Creek (4112033), Tunnison Mtn. (4012055), Weed Valley (4112087)
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.
Presumed Extant
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Original Description: Pittonia 3:261 (1898)
Species Account: Mertensia longiflora profile for potential Species of Conservation Concern evaluation (2018)
Other: USFS Potential Species of Conservation Concern Profile

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