CNPS

CNPS Rare Plant Inventory



Species Details

Anomobryum julaceum

slender silver moss

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Photo of Anomobryum julaceum
© 2013 Scot Loring 		Photo of Anomobryum julaceum
© 2011 calbryos group 		Photo of Anomobryum julaceum
© 2013 Scot Loring

Species Description:

Anomobryum julaceum, commonly known as slender silver moss, is a moss in the Bryaceae that is found in California and elsewhere. It occurs within Broadleafed upland forest, Lower montane coniferous forest, and North Coast coniferous forest, growing at elevations from 100 to 1000 meters. Anomobryum julaceum is ranked 4.2, Plants of Limited Distribution, A Watch List; Moderately threatened in California.

  Classification

Scientific Name:
Anomobryum julaceum (Schrad. ex P. Gaertn., B. Mey. & Scherb) Schimp.
Common Name:
slender silver moss
Family: Bryaceae
Element Code: NBMUS80010
USDA Plants Symbol:
Synonyms/Other Names:
Name Status: JEP, FNA, POWO,
IPNI, Tropicos

  Conservation Status

CA Rare Plant Rank: 4.2
Fed List: None
State List: None
Global Rank: G5
State Rank:
 S2
Other Status:
CRPR Changes:
Add Date: 2001-01-01
Date Edited: 2024-08-06

  Ecology and Life History

Lifeform: moss
Blooming Period:
JFMAMJJASOND
Elevation:
100 - 1000 meters
330 - 3280 feet
General Habitats:
  • Broadleafed upland forest
  • Lower montane coniferous forest
  • North Coast coniferous forest
Microhabitat Details: damp rock and soil on outcrops, usually on roadcuts
Microhabitat:
  • Roadsides (usually)

  Notes

Notes:
Infrequent in CA but abundant in much of its range. See Pl. Crypt. Brit. Fasc. 4:16 (1801) for original description, and Bryothr. Eur. 25:331 (1873) for revised nomenclature.
Threats:
Taxonomy:

  Threat List Data from the CNDDB

Threat List Total: 2
Total EOs % of EOs
EOs with Threat Listed: 2 15 %
THREAT LIST:
Road/trail construction/maint. 2 15%
Erosion/runoff 1 7%

  Occurrence Data from the CNDDB

Total Occurrences: 13
Element Occurrence Ranks:
A B C D X U
0 2 0 0 0 11
Occurrence Status:
Historical >20 Years 11
Recent <=20 Years 2
Presence:
Presumed Extant 13
Possibly Extirpated 0
Presumed Extirpated 0

  Location

California Endemic:
California Island:
States: Name (Code)
California (CA), Oregon (OR)
California Counties and Islands: Name (Code)
Butte (BUT), Contra Costa (CCA), Humboldt (HUM), Los Angeles (LAX), Mariposa (MPA), Monterey (MNT), San Mateo (SMT), Santa Barbara (SBA), Santa Cruz (SCR), Shasta (SHA), Sonoma (SON)
Quads: Name (Quad Code)
Antioch South (3712187), Big Basin (3712222), Clayton (3712188), Cone Peak (3612114), Diablo (3712178), El Portal (3711967), Felton (3712211), Ferndale (4012453), Igo (4012255), Las Trampas Ridge (3712271), Laurel (3712118), Mark West Springs (3812256), Pulga (3912174), San Marcos Pass (3411957), Tassajara (3712177), Walnut Creek (3712281), Waterman Mtn. (3411738), Weitchpec (4112326), Willow Creek (4012386), Yosemite Falls (3711975)
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

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Suggested Citation:
California Native Plant Society, Rare Plant Program. 2025. Rare Plant Inventory (online edition, v9.5.1). Website https://www.rareplants.cnps.org [accessed 16 January 2025].
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