Species Details

Tonestus lyallii

Lyall's tonestus

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Photo by ©2020 John Doyen  max-height:128px; max-width:145px;
©2020 John Doyen
Photo by ©2020 John Doyen  max-height:128px; max-width:145px;
©2020 John Doyen
CA Rare Plant Rank: 2B.3
Fed List: None
State List: None
Global Rank: G5
State Rank:
S1
Other Status:
CRPR Changes:
changed from 2.3 to 2B.3 on 2013-06-12
Add Date: 1974-01-01
Date Edited: 2021-05-26
Lifeform: perennial rhizomatous herb
Blooming Period: Jul-Aug
Elevation:
2500 - 2700 meters
8205 - 8860 feet
General Habitat:
  • Alpine boulder and rock field
General Micro Habitat:
Micro Habitat:
Notes:
See MadroƱo 21(8):535 (1972) for first CA occurrence, and Phytologia 68(2):144-155 (1990) for revised nomenclature.
Threats:
Taxonomy:
Other:
Total Occurrences: 3
Element Occurrence Ranks:
A B C D X U
0 0 0 0 0 3
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 0
Presence:
Presumed Extant 3
Possibly Extirpated 0
Presumed Extirpated 0
California Endemic:
California Island:
States: Name (Code)
California (CA), Colorado (CO), Idaho (ID), Montana (MT), Nevada (NV), Oregon (OR), Washington (WA), Wyoming (WY)
California Counties and Islands: Name (Code)
Trinity (TRI)
Quads: Name (Quad Code)
Mt. Hilton (4012381), Siligo Peak (4012288), Thompson Peak (4112311)
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.

Map

Presumed Extant
Counties   Quads