DISTRIBUTION AND OCCURRENCE
SPECIES: Physocarpus malvaceus | Ninebark 



GENERAL DISTRIBUTION : 
Ninebark generally occurs east of the Cascades, from south-central
British Columbia to central and eastern Washington and Oregon; east to
southwestern Alberta, Idaho, Montana, Wyoming, Nevada, and Utah [17].


ECOSYSTEMS : 
   FRES20  Douglas-fir
   FRES21  Ponderosa pine
   FRES25  Larch
   FRES28  Western hardwoods


STATES : 
     ID  MT  NV  OR  UT  WA  WY  AB  BC


ADMINISTRATIVE UNITS : 
     BICA  CODA  GLAC  GRTE  TICA  YELL


BLM PHYSIOGRAPHIC REGIONS : 
   2  Cascade Mountains
   5  Columbia Plateau
   6  Upper Basin and Range
   8  Northern Rocky Mountains
   9  Middle Rocky Mountains


KUCHLER PLANT ASSOCIATIONS : 
   KO11  Western ponderosa forest
   K012  Douglas-fir forest
   K014  Grand fir - Douglas-fir forest
   K018  Pine - Douglas-fir forest
   K037  Mountain-mahogany - oak scrub
   K063  Foothills prairie


SAF COVER TYPES : 
   210  Interior Douglas-fir
   212  Western larch
   213  Grand fir
   217  Aspen
   237  Interior ponderosa pine


SRM (RANGELAND) COVER TYPES : 
NO-ENTRY


HABITAT TYPES AND PLANT COMMUNITIES : 
Ninebark occurs in a wide variety of habitat types from cool/moist
subalpine fir (Abies lasiocarpa), grand fir (A. grandis), and Engelmann
spruce (Picea engelmannii) to more mesic Douglas-fir (Pseudotsuga
menziesii) and ponderosa pine (Pinus ponderosa) sites.  Ninebark's
associates generally include ocean-spray (Holodiscus discolor), common
snowberry (Symphoricarpos albus), mountain snowberry (Symphoricarpos
oreophilus), white spiraea (Spiraea betulifolia), serviceberry
(Amelanchier alnifolia), Oregon grape (Mahonia repens), and pinegrass
(Calamagrostis rubescens) [8,20,40,45,47].

Publications listing ninebark as an indicator or dominant species in
habitat types (hts), plant associations (pas), or community types (cts)
are as follows:

Area                   Classification            Authority
----                   --------------            ---------
c ID                   forest (hts)         Steele and others 1981
c ID                   forest (hts)         Steele & Geier-Hayes 1989
e ID, w WY             forest (hts)         Steele and others  1983          
n ID                   forest (hts)         Cooper and others  1991
  MT                   forest (hts)         Pfister and others 1977
w MT                   forest (hts)         Arno and others  1985
  OR                   forest (cts)         Cole 1982
  OR: Wallowa-Whitman  forest (pas)         Johnson & Simon 1987
      National Forest
n UT                   forest (hts)         Mauk & Henderson 1984
  WA                   forest (hts)         Williams & Lillybridge 1983

Related categories for Species: Physocarpus malvaceus | Ninebark