Species Details

Orthotrichum holzingeri

Holzinger's orthotrichum moss

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Classification

Scientific Name: Orthotrichum holzingeri Renault & Cardot
Common Name: Holzinger's orthotrichum moss
Family:	Orthotrichaceae
Element Code:	NBMUS560E0
USDA Plants Symbol:	ORHO3
Synonyms/Other Names:

Conservation Status

CA Rare Plant Rank:	1B.3
Fed List:	None
State List:	None
Global Rank:	G3G4
State Rank:	S2
Other Status:
CRPR Changes: added to 1B.3 on 2014-06-03
Add Date:	2014-06-03
Date Edited:	2021-05-26

Ecology and Life History

Lifeform: moss
Blooming Period:
Elevation: 715 - 1800 meters 2345 - 5905 feet
General Habitat: Cismontane woodland Lower montane coniferous forest Pinyon and juniper woodland Upper montane coniferous forest
General Micro Habitat: Usually on rock in and along streams, rarely on tree limbs
Micro Habitat:

Notes

Notes: Possibly threatened by recreational activities, trail and road construction, and hydrological alterations. Similar to O. laevigatum. See Contributions from the United States National Herbarium 3(4):270 (1895) for original description, and Bryophytorum Bibliotheca, Band 1:101-103 (1973) for taxonomic treatment.
Threats:
Taxonomy:
Other:

Occurrence Data from the CNDDB

Element Occurrence Ranks:
Total Occurrences:					7
A	B	C	D	X	U
0	0	0	0	0	7

Occurrence Status:
Historical >20 Years	3
Recent <=20 Years	4

Presence:
Presumed Extant	7
Possibly Extirpated	0
Presumed Extirpated	0

Location

California Endemic:

California Island:

States: Name (Code)
California (CA), Idaho (ID), Oregon (OR), Washington (WA), Wyoming (WY)

California Counties and Islands: Name (Code)
Amador (AMA), Calaveras (CAL), Modoc (MOD), Siskiyou (SIS), Tulare (TUL), Tuolumne (TUO)

Quads: Name (Quad Code)
Ackerson Mtn. (3711977), Bear River Reservoir (3812052), Calaveras Dome (3812042), Giant Forest (3611857), Iron Gate Reservoir (4112284), Lake McCloud (4112221), Pothole Valley (4112078), Scott Mountain (4112236)

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

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Counties Quads

Selected References

CNPS Status Review:

CRPR List Addition on 2014-06-03