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HAMLIN05
» Citation URL: http://vegbank.org/cite/urn:lsid:vegbank.org/vegbranch:observation:2430-{A526853C-183A-4CF7-933F-D12DC4554978}
» Citing info
Plot ID Fields: 
Author Plot Code ? HAMLIN05
Author Observation Code ? HAMLIN05
Original Data Location ? Vegetation Classification and Mapping Program, California Dept of Fish and Wildlife, Sacramento, CA
Location Fields: MAP: Google | Yahoo | TopoZone | MapQuest
Confidentiality Status ? exact location
Latitude ? 39.6839142625958 º
Longitude ? -121.69870974967 º
Author Location ? Horning Ranch, private land
Location Narrative ? Horning Ranch, Hamlin Canyon in Butte County: A small stand of Nassella pulchra in the middle of a much larger Lolium and medusahead-dominated annual grassland. The Nassella occurs in similar sized "mini-stands" through this canyon, most often under the blue oaks, but occasionally out in the open like this one.
State or Province ? California
Country ? United States
Named Places
area|country|territory: United States
region|state|province: California
Layout Fields: 
Shape ? Plotless
Permanence ? not permanent
Environment Fields: 
Stand Size ? small
Elevation ? 108 m
Slope Aspect ? 280 º
Slope Gradient ? 2 º
Topographic Position ? Lowslope
Rock Type ? pyroclastic, unspecified
Landscape Narrative ? upland
Percent Rock / Gravel ? 2.2 %
Percent Litter ? 73 %
Percent Bare Soil ? 17 %
Percent Water ? 0 %
Percent Other ? 3 %
Name Other ? BasalStemArea
Methods Fields: 
Observation Start Date ? 24-May-2006
Project ? Northern Sierra Nevada Foothills
Cover Method ? Percentage (%)
Stratum Method ? CNPS/CDFW RA v. 2005
Cover Dispersion ? Entire
Overall Taxon Cover Values are Automatically Calculated? ? no
Plot Quality Fields: 
Plot Validation Level ? (2) classification plot: sufficient for inclusion in a classification revision
Overall Plot Vegetation Fields: 
Field Height ? 0.25 m
Shrub Cover ? 0 %
Field Cover ? 48 %
Dominant Stratum ? Herb
Misc Fields: 
--no data--
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 Lolium multiflorum Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   Lolium multiflorum **   Lolium multiflorum Lam. Lolium multiflorum Lolium multiflorum **   Lolium multiflorum **   low stratum
20 %
        -none-
2 Taeniatherum caput-medusae Taeniatherum caput-medusae (L.) Nevski Taeniatherum caput-medusae medusahead Taeniatherum caput-medusae **   Taeniatherum caput-medusae (L.) Nevski Taeniatherum caput-medusae medusahead Taeniatherum caput-medusae **   low stratum
10 %
        -none-
3 Nassella pulchra Nassella pulchra (A.S. Hitchc.) Barkworth Nassella pulchra purple tussockgrass Nassella pulchra **   Nassella pulchra (A.S. Hitchc.) Barkworth Nassella pulchra purple tussockgrass Nassella pulchra **   low stratum
7 %
        -none-
4 Briza minor Briza minor L. Briza minor little quakinggrass Briza minor **   Briza minor L. Briza minor little quakinggrass Briza minor **   low stratum
3 %
        -none-
5 Bromus hordeaceus Bromus hordeaceus L. Bromus hordeaceus soft brome Bromus hordeaceus **   Bromus hordeaceus L. Bromus hordeaceus soft brome Bromus hordeaceus **   low stratum
3 %
        -none-
6 Gastridium ventricosum Gastridium ventricosum auct. non (Gouan) Schinz & Thellung Gastridium ventricosum Gastridium ventricosum **   Gastridium ventricosum **   Gastridium ventricosum auct. non (Gouan) Schinz & Thellung Gastridium ventricosum Gastridium ventricosum **   Gastridium ventricosum **   low stratum
1 %
        -none-
7 Centaurium muehlenbergii Centaurium muehlenbergii (Griseb.) W. Wight ex Piper Centaurium muehlenbergii Muhlenberg's centaury Centaurium muehlenbergii **   Centaurium muehlenbergii (Griseb.) W. Wight ex Piper Centaurium muehlenbergii Muhlenberg's centaury Centaurium muehlenbergii **   low stratum
1 %
        -none-
8 Brodiaea elegans ssp. elegans Brodiaea elegans Hoover ssp. elegans Brodiaea elegans ssp. elegans harvest brodiaea Brodiaea elegans ssp. elegans **   Brodiaea elegans Hoover ssp. elegans Brodiaea elegans ssp. elegans harvest brodiaea Brodiaea elegans ssp. elegans **   low stratum
1 %
        -none-
9 Hypochaeris glabra Hypochaeris glabra L. Hypochaeris glabra smooth catsear Hypochaeris glabra **   Hypochaeris glabra L. Hypochaeris glabra smooth catsear Hypochaeris glabra **   low stratum
1 %
        -none-
10 Aegilops triuncialis Aegilops triuncialis L. Aegilops triuncialis barbed goatgrass Aegilops triuncialis **   Aegilops triuncialis L. Aegilops triuncialis barbed goatgrass Aegilops triuncialis **   low stratum
1 %
        -none-
11 Trifolium hirtum Trifolium hirtum All. Trifolium hirtum rose clover Trifolium hirtum **   Trifolium hirtum All. Trifolium hirtum rose clover Trifolium hirtum **   low stratum
0.2 %
        -none-
12 Dichelostemma multiflorum Dichelostemma multiflorum (Benth.) Heller Dichelostemma multiflorum roundtooth snakelily Dichelostemma multiflorum **   Dichelostemma multiflorum (Benth.) Heller Dichelostemma multiflorum roundtooth snakelily Dichelostemma multiflorum **   low stratum
0.2 %
        -none-
13 Asteraceae Asteraceae **   Asteraceae Aster family Asteraceae **   Asteraceae **   Asteraceae Aster family Asteraceae **   low stratum
0.2 %
        -none-
14 Leontodon taraxacoides Leontodon taraxacoides (Vill.) Mérat Leontodon taraxacoides lesser hawkbit Leontodon taraxacoides **   Leontodon taraxacoides (Vill.) Mérat Leontodon taraxacoides lesser hawkbit Leontodon taraxacoides **   low stratum
0.2 %
        -none-
15 Hordeum marinum Hordeum marinum Huds. Hordeum marinum seaside barley Hordeum marinum **   Hordeum marinum Huds. Hordeum marinum seaside barley Hordeum marinum **   low stratum
0.2 %
        -none-
This table is SORTABLE. Click the headers to sort ascending and descending.

Stratum Definitions:
Stratum Type ?Stratum Base ?Stratum Height ?Stratum Cover ?
low stratum      
tall shrub or understory tree     0 %
hardwood     0 %
conifer     0 %
This table is SORTABLE. Click the headers to sort ascending and descending.
Observation Contributors:
Party ?Role ?
Bibbo, Mark Plot contributor
Community Classification:
More Classification Start Date ? Community AssignmentsContributors
Details  
Community Concept ?Class Fit ?Class Confidence ?Community Authority Reference ?Typal ?
Lolium perenne – Centaurium muehlenbergii Semi-natural Association       no
Klein, Anne


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 ?
A         Clay Loam               Moderately fine clay loam


Disturbance Data:
Disturbance Type ?Disturbance Intensity ?Disturbance Comment ?
Natural, general High Competition from exotics


User Defined Values
Alternate Sample ID SNNR0930