Introductory
SPECIES: Carex petricosa | Rock Sedge 



ABBREVIATION : 
CARPET

SYNONYMS : 
NO-ENTRY


SCS PLANT CODE : 
   CAPE8


COMMON NAMES : 
   rock sedge


TAXONOMY : 
The currently accepted scientific name of rock sedge is Carex petricosa
Dewey [4].


LIFE FORM : 
Graminoid

FEDERAL LEGAL STATUS : 
No special status

OTHER STATUS : 
Rock sedge is globally secure but critically imperiled in Montana [9].
It is a rare species in Glacier National Park [5].


COMPILED BY AND DATE : 
Tara Y. Williams/September 1990


LAST REVISED BY AND DATE : 
NO-ENTRY


AUTHORSHIP AND CITATION : 
Williams, Tara Y. 1990. Carex petricosa. In: Remainder of Citation

DISTRIBUTION AND OCCURRENCE
SPECIES: Carex petricosa | Rock Sedge 



GENERAL DISTRIBUTION : 
Rock sedge is distributed from Alaska south to British Columbia and
northwestern Montana [5].  A disjunct population occurs below the summit
of Divide Mountain in Glacier National Park [5,6].


ECOSYSTEMS : 
   FRES44  Alpine


STATES : 
     AK  MT  AB  BC  YT


ADMINISTRATIVE UNITS : 
     GLAC  DENA


BLM PHYSIOGRAPHIC REGIONS : 
     8  Northern Rocky Mountains


KUCHLER PLANT ASSOCIATIONS : 
   K052  Alpine meadows and barren


SAF COVER TYPES : 
NO-ENTRY


SRM (RANGELAND) COVER TYPES : 
NO-ENTRY


HABITAT TYPES AND PLANT COMMUNITIES : 
NO-ENTRY

VALUE AND USE
SPECIES: Carex petricosa | Rock Sedge 



WOOD PRODUCTS VALUE : 
NO-ENTRY


IMPORTANCE TO LIVESTOCK AND WILDLIFE : 
NO-ENTRY


PALATABILITY : 
NO-ENTRY


NUTRITIONAL VALUE : 
NO-ENTRY


COVER VALUE : 
NO-ENTRY


VALUE FOR REHABILITATION OF DISTURBED SITES : 
NO-ENTRY


OTHER USES AND VALUES : 
NO-ENTRY


MANAGEMENT CONSIDERATIONS : 
Protect rock sedge sites in Montana [5].

BOTANICAL AND ECOLOGICAL CHARACTERISTICS
SPECIES: Carex petricosa | Rock Sedge 



GENERAL BOTANICAL CHARACTERISTICS : 
NO-ENTRY


RAUNKIAER LIFE FORM : 
   Hemicryptophyte


REGENERATION PROCESSES : 
NO-ENTRY


SITE CHARACTERISTICS : 
Rock sedge occurs on barren, stoney, limestone soils.  It was reported
on a dry, windswept, alpine ridge in Dryas mats at an elevation of 7,150
feet (2,305 m) [5,7].


SUCCESSIONAL STATUS : 
NO-ENTRY


SEASONAL DEVELOPMENT : 
Rock sedge bears mature fruit in early July [5].

FIRE ECOLOGY
SPECIES: Carex petricosa | Rock Sedge 



FIRE ECOLOGY OR ADAPTATIONS : 
NO-ENTRY


POSTFIRE REGENERATION STRATEGY : 
NO-ENTRY

FIRE EFFECTS
SPECIES: Carex petricosa | Rock Sedge 



IMMEDIATE FIRE EFFECT ON PLANT : 
NO-ENTRY


DISCUSSION AND QUALIFICATION OF FIRE EFFECT : 
NO-ENTRY


PLANT RESPONSE TO FIRE : 
NO-ENTRY


DISCUSSION AND QUALIFICATION OF PLANT RESPONSE : 
NO-ENTRY


FIRE MANAGEMENT CONSIDERATIONS : 
NO-ENTRY

REFERENCES
SPECIES: Carex petricosa | Rock Sedge 



REFERENCES : 

 .  Bernard, Stephen R.; Brown, Kenneth F. 1977. Distribution of mammals,
       reptiles, and amphibians by BLM physiographic regions and A.W. Kuchler's
       associations for the eleven western states. Tech. Note 301. Denver, CO:
       U.S. Department of the Interior, Bureau of Land Management. 169 p. 
       [434]

 .  Garrison, George A.; Bjugstad, Ardell J.; Duncan, Don A.; [and others].
       1977. Vegetation and environmental features of forest and range
       ecosystems. Agric. Handb. 475. Washington, DC: U.S. Department of
       Agriculture, Forest Service. 68 p.  [998]

 .  Kuchler, A. W. 1964. Manual to accompany the map of potential vegetation
       of the conterminous United States. Special Publication No. 36. New York:
       American Geographical Society. 77 p.  [1384]

 .  Lackschewitz, Klaus. 1986. Plants of west-central
       Montana--identification and ecology: annotated checklist. Gen. Tech.
       Rep. INT-217. Ogden, UT: U.S. Department of Agriculture, Forest Service,
       Intermountain Research Station. 128 p.  [2955]

 .  Lesica, Peter. 1984. Rare vascular plants of Glacier National Park,
       Montana. Missoula, MT: University of Montana, Department of Botany. 27
       p.  [12049]

 .  Lesica, P.; Moore, G.; Peterson, K. M.; Rumely, J. H. (Montana Rare
       Plant Project). 1984. Vascular plants of limited distribution in
       Montana. Monograph No. 2. Montana Academy of Sciences, Supplement to the
       Proceedings, Volume 43. Bozman, MT: Montana State University, Montana
       Academy of Sciences. 61 p.  [11656]

 .  Moss, E. H. 1955. The vegetation of Alberta. Botanical Review. 21(9):
       493-567.  [6878]

 .  Raunkiaer, C. 1934. The life forms of plants and statistical plant
       geography. Oxford: Clarendon Press. 632 p.  [2843]

 .  Shelly, J. Stephen, compiler. 1990. Plant species of special concern.
       Helena, MT: Montana Natural Heritage Program. 20 p.  [12960]

.  Eyre, F. H., ed. 1980. Forest cover types of the United States and
       Canada. Washington, DC: Society of American Foresters. 148 p.  [905]

.  Raunkiaer, C. 1934. The life forms of plants and statistical plant
       geography. Oxford: Clarendon Press. 632 p.  [2843]

.  Stickney, Peter F. 1989. Seral origin of species originating in northern
       Rocky Mountain forests. Unpublished draft on file at: U.S. Department of
       Agriculture, Forest Service, Intermountain Research Station, Fire
       Sciences Laboratory, Missoula, MT; RWU 4403 files. 7 p.  [20090]

.  U.S. Department of Agriculture, Soil Conservation Service. 1982.
       National list of scientific plant names. Vol. 1. List of plant names.
       SCS-TP-159. Washington, DC. 416 p.  [11573]

Related categories for Species: Carex petricosa | Rock Sedge