CNPS

CNPS Rare Plant Inventory

Species Details

Hypogymnia schizidiata

island tube lichen

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  Classification

Scientific Name:
Hypogymnia schizidiata McCune
Common Name:
island tube lichen
Family: Parmeliaceae
Element Code: NLT0032640
USDA Plants Symbol:
Synonyms/Other Names:

  Conservation Status

CA Rare Plant Rank: 1B.3
Fed List: None
State List: None
Global Rank: G2G3
State Rank:
 S2
Other Status:
CRPR Changes:
added to 1B.3 on 2014-03-01
Add Date: 2014-03-01
Date Edited: 2022-01-05

  Ecology and Life History

Lifeform: foliose lichen
Blooming Period:
JFMAMJJASOND
Elevation:
360 - 405 meters
1180 - 1330 feet
General Habitats:
  • Closed-cone coniferous forest
  • Chaparral
Microhabitat Details: On bark and wood of hardwoods and conifers
Microhabitat:

  Notes

Notes:
Often occurs on Juniperus, Pinus, Quercus, and Simmondsia. See Bulletin of the California Lichen Society 13(2):42-44 (2006) for CALS Conservation Committee sponsorship.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 1
Total EOs % of EOs
EOs with Threat Listed: 3 30 %
THREAT LIST:
Improper burning regime 3 30%

  Occurrence Data from the CNDDB

Total Occurrences: 10
Element Occurrence Ranks:
A B C D X U
2 0 1 0 2 5
Occurrence Status:
Historical >20 Years 3
Recent <=20 Years 7
Presence:
Presumed Extant 8
Possibly Extirpated 2
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
Baja California (BA), California (CA)
California Counties and Islands: Name (Code)
Marin (MRN), Mendocino (MEN), San Mateo (SMT), Santa Barbara (SBA)
Quads: Name (Quad Code)
Drakes Bay (3812218), Inverness (3812217), Montara Mountain (3712254), Point Arena (3812386), San Francisco North (3712274), Santa Cruz Island B (3311986), Santa Rosa Island North (3312081), Santa Rosa Island South (3312071)
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
Click on quad for name. Hold Shift Key to use mouse scroll wheel

  Selected References

Suggested Citation:
California Native Plant Society, Rare Plant Program. 2024. Rare Plant Inventory (online edition, v9.5). Website https://www.rareplants.cnps.org [accessed 21 November 2024].