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RH-ZION.16
» Citation URL: http://vegbank.org/cite/VB.Ob.4795.RHZION16
» Citing info
Plot ID Fields: 
Author Plot Code ? RH-ZION.16
Author Observation Code ? RH-ZION.16
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 37.227363341 º
Longitude ? -112.887614952 º
Author Location ? ZION
Location Narrative ? 2.9 miles east of east tunnel, south side of road.
State or Province ? Utah
Country ? United States
Named Places
area|country|territory: United States
region|state|province: Utah
quadrangle: Springdale East
Layout Fields: 
Shape ? Circle
Area ? 0
Permanence ? permanent plot
Environment Fields: 
Elevation ? 1697 m
Slope Aspect ? 0 º
Slope Gradient ? 2.5 º
Topographic Position ? Interfluve
Landform ? bench
Rock Type ? sandstone, unspecified
Landscape Narrative ? ? past grazing may have eliminated graminoids and cryptogams
Representativeness ? Open sandy area, whereas surrounding has more shrub cover elsewhere (which may be different communit
Soil Drainage ? well drained
Soil Depth ? 0 m
Percent Bedrock ? 0 %
Percent Rock / Gravel ? 0 %
Percent Wood ? 0 %
Percent Litter ? 20 %
Percent Bare Soil ? 80 %
Percent Water ? 0 %
Percent Other ? 0 %
Name Other ? trace of bedrock and cryptogam
Methods Fields: 
Observation Start Date ? 27-Jul-1999
Observation End Date ? 27-Jul-1999
Project ? Zion National Park
Cover Method ? NPS CoverMethod
Stratum Method ? National Park Service
Stem Size Limit ? 10 cm
Taxon Observation Area ? 0
Cover Dispersion ? contiguous
Overall Taxon Cover Values are Automatically Calculated? ? yes
Stem Sample Method ? full census
Plot Quality Fields: 
Effort Level ? Thorough
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Floristic Quality ? High but incomplete
Bryophyte Quality ? Very incomplete
Lichen Quality ? Very incomplete
Overall Plot Vegetation Fields: 
Growthform1 Type ? Broad-leaved evergreen shrub
Misc Fields: 
Observation Narrative ? spike in center, tag 919 photos4, 5 north photo 6 south
Taxa occurring on this plot-observation
Change plant label:
Change Strata Shown:
ord Author Plant Name ?Original Interpretation, full Scientific Name ?Original Interpretation, Scientific Name without authors ?Original Interpretation, Common Name ?Original Interpretation, USDA Code ?Current Interpretation, full Scientific Name ?Current Interpretation, Scientific Name without authors ?Current Interpretation, Common Name ?Current Interpretation, USDA Code ? Stratum ?Cover ?Original Cover Code ?Basal Area ?Biomass ?Inference Area ? Stems: Stem Diameters (graphically):
1 Pinus ponderosa P.& C. Lawson Pinus ponderosa P.& C. Lawson Pinus ponderosa ponderosa pine Pinus ponderosa P.& C. Lawson **   Pinus ponderosa P.& C. Lawson Pinus ponderosa ponderosa pine Pinus ponderosa P.& C. Lawson **   Canopy
2.5 %
02      
DBH ?DBH err ?Ht. ?Ht. Err ?# ?
15 cm       1 stem(s)
35 cm       1 stem(s)
stem stem
2 Arctostaphylos patula Greene Arctostaphylos patula Greene Arctostaphylos patula greenleaf manzanita Arctostaphylos patula Greene **   Arctostaphylos patula Greene Arctostaphylos patula greenleaf manzanita Arctostaphylos patula Greene **   Short Shrub
37.5 %
04       -none-
3 Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird ssp. nauseosa var. nauseosa Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird ssp. nauseosa var. nauseosa Ericameria nauseosa ssp. nauseosa var. nauseosa rubber rabbitbrush Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird ssp. nauseosa var. nauseosa **   Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird ssp. nauseosa var. nauseosa Ericameria nauseosa ssp. nauseosa var. nauseosa rubber rabbitbrush Ericameria nauseosa (Pallas ex Pursh) Nesom & Baird ssp. nauseosa var. nauseosa **   Short Shrub
0.5 %
01       -none-
4 Yucca elata (Engelm.) Engelm. var. utahensis (McKelvey) Reveal Yucca elata (Engelm.) Engelm. var. utahensis (McKelvey) Reveal Yucca elata var. utahensis Utah yucca Yucca elata (Engelm.) Engelm. var. utahensis (McKelvey) Reveal **   Yucca elata (Engelm.) Engelm. var. utahensis (McKelvey) Reveal Yucca elata var. utahensis Utah yucca Yucca elata (Engelm.) Engelm. var. utahensis (McKelvey) Reveal **   Short Shrub
0.5 %
01       -none-
5 Purshia stansburiana (Torr.) Henrickson Purshia stansburiana (Torr.) Henrickson Purshia stansburiana Stansbury cliffrose Purshia stansburiana (Torr.) Henrickson **   Purshia stansburiana (Torr.) Henrickson Purshia stansburiana Stansbury cliffrose Purshia stansburiana (Torr.) Henrickson **   Short Shrub
0.5 %
01       -none-
6 Opuntia macrorhiza Engelm. Opuntia macrorhiza Engelm. Opuntia macrorhiza twistspine pricklypear Opuntia macrorhiza Engelm. **   Opuntia macrorhiza Engelm. Opuntia macrorhiza twistspine pricklypear Opuntia macrorhiza Engelm. **   Dwarf Shrub
0.5 %
01       -none-
7 Muhlenbergia montana (Nutt.) A.S. Hitchc. Muhlenbergia montana (Nutt.) A.S. Hitchc. Muhlenbergia montana mountain muhly Muhlenbergia montana (Nutt.) A.S. Hitchc. **   Muhlenbergia montana (Nutt.) A.S. Hitchc. Muhlenbergia montana mountain muhly Muhlenbergia montana (Nutt.) A.S. Hitchc. **   Herbaceous
2.5 %
02       -none-
8 Polygonum douglasii Greene Polygonum douglasii Greene Polygonum douglasii Douglas' knotweed Polygonum douglasii Greene **   Polygonum douglasii Greene Polygonum douglasii Douglas' knotweed Polygonum douglasii Greene **   Herbaceous
0.5 %
01       -none-
9 Polygonum L. Polygonum L. Polygonum knotweed Polygonum L. **   Polygonum L. Polygonum knotweed Polygonum L. **   Herbaceous
0.5 %
01       -none-
10 Tradescantia occidentalis (Britt.) Smyth Tradescantia occidentalis (Britt.) Smyth Tradescantia occidentalis prairie spiderwort Tradescantia occidentalis (Britt.) Smyth **   Tradescantia occidentalis (Britt.) Smyth Tradescantia occidentalis prairie spiderwort Tradescantia occidentalis (Britt.) Smyth **   Herbaceous
0.5 %
01       -none-
11 Machaeranthera canescens (Pursh) Gray Machaeranthera canescens (Pursh) Gray Machaeranthera canescens hoary tansyaster Machaeranthera canescens (Pursh) Gray **   Machaeranthera canescens (Pursh) Gray Machaeranthera canescens hoary tansyaster Machaeranthera canescens (Pursh) Gray **   Herbaceous
0.5 %
01       -none-
12 Hymenopappus filifolius Hook. Hymenopappus filifolius Hook. Hymenopappus filifolius fineleaf hymenopappus Hymenopappus filifolius Hook. **   Hymenopappus filifolius Hook. Hymenopappus filifolius fineleaf hymenopappus Hymenopappus filifolius Hook. **   Herbaceous
0.5 %
01       -none-
13 Eriogonum umbellatum Torr. Eriogonum umbellatum Torr. Eriogonum umbellatum sulphur-flower buckwheat Eriogonum umbellatum Torr. **   Eriogonum umbellatum Torr. Eriogonum umbellatum sulphur-flower buckwheat Eriogonum umbellatum Torr. **   Herbaceous
0.5 %
01       -none-
14 Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth Achnatherum hymenoides Indian ricegrass Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth **   Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth Achnatherum hymenoides Indian ricegrass Achnatherum hymenoides (Roemer & J.A. Schultes) Barkworth **   Herbaceous
0.5 %
01       -none-
15 Oenothera pallida Lindl. Oenothera pallida Lindl. Oenothera pallida pale evening-primrose Oenothera pallida Lindl. **   Oenothera pallida Lindl. Oenothera pallida pale evening-primrose Oenothera pallida Lindl. **   Herbaceous
0.5 %
01       -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
Canopy 5 m 10 m 5 %
Dwarf Shrub   0.5 m 5 %
Emergent     0 %
Epiphyte     0 %
Herbaceous   0.5 m 5 %
Nonvascular     0 %
Short Shrub 1 m 2 m 20 %
Sub-Canopy     0 %
Tall Shrub     0 %
Vine/Liana     0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Reid, Marion PI
Hobbs, Susan Field assistant
Reid, Bill Plot author
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details 01-Feb-2002
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Arctostaphylos patula Shrubland       no
Reid, Marion


Soil Observations:
Soil Horizon ?Soil Depth Top ?Soil Depth Bottom ?Soil Color ?Soil Organic ?Soil Texture ?Soil Sand ?Soil Silt ?Soil Clay ?Soil Coarse ?Soil PH ?Exchange Capacity ?Base Saturation ?Soil Description ?
unknown         Sands: Sand                


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
unknown   human "social trails"; mosses under the Arcto only, otherwise no cryptogamic crust.


User Defined Values
No User Defined Data for this plot