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California Department of Fish and Game <br /> Natural Diversity Database <br /> Full Condensed Report for Selected Elements-Multiple Records per Page <br /> Atriplex joaquiniana <br /> San Joaquin spearscale Element Code:PDCHE041 F3 <br /> Status NDDB Element Ranks Other Lists <br /> Federal: None Global:G2 CNPS List: 1B.2 <br /> State: None State:S2 <br /> Habitat Associations <br /> General: CHENOPOD SCRUB,ALKALI MEADOW,VALLEY AND FOOTHILL GRASSLAND. <br /> Micro: IN SEASONAL ALKALI WETLANDS OR ALKALI SINK SCRUB WITH DISTICHLIS SPICATA,FRANKENIA,ETC. 1-250M. <br /> Occurrence No.10 Map Index: 20672 EO Index: 9562 Dates Last Seen <br /> Occ Rank: Good Element: 1989-03-28 <br /> Origin: Natural/Native occurrence Site: 1989-03-28 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2001-10-09 <br /> Quad Summary:Clifton Court Forebay(3712175/463D),Byron Hot Springs(3712176/4630) <br /> County Summary:Contra Costa <br /> LaULong: 37.83840°/-121.62989° Township: 01S <br /> UTM: Zone-10 N4188770 E620558 Range: 03E <br /> Area: 22.9 acres Mapping PrecisionSPECIFIC Section: 22 Qtr:NE <br /> Elevation: 50 ft Symbol Type:POLYGON Meridian: M <br /> Location:SOUTH OF BYRON HOT SPRINGS;ALONG HORIZONTAL PORTION OF ARMSTRONG ROAD,ABOUT 0.7 MI E OF PIPELINE ALONG RD. <br /> Location Detail:BOTH SIDES OF ROAD.ALSO IN SE1/4 SEC 15.SEVERAL COLONIES MAPPED AS THREE POLYGONS. <br /> Ecological:SCALDS AND GRASSY AREAS IN ALKALI GRASSLAND AND MEADOW WITH DISTICHLIS,FRANKENIA,LEPIDIUM NITIDUM,ETC. <br /> Threat: GRAZED HEAVILY IN THE PAST. <br /> General: LESS THAN 1000 PLANTS SEEN IN 1989 BY JOKERST;307 PLANTS OBSERVED IN 1989(JONES AND STOKES 1991). <br /> Owner/Manager:PVT <br /> Occurrence No.19 Map Index: 20664 EO Index: 9561 Dates Last Seen <br /> Occ Rank: Good Element: 1989-03-30 <br /> Origin: Natural/Native occurrence Site: 1989-03-30 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2001-10-05 <br /> Quad Summary:Clifton Court Forebay(3712175/463D) <br /> County Summary:Alameda <br /> LaULong: 37.77012°/-121.58382° Township: 02S <br /> UTM: Zone-10 N4181254 E624727 Range: 04E <br /> Area: 8.9 acres Mapping PrecisionSPECIFIC Section: 07 Qtr:SW <br /> Elevation: 180 ft Symbol Type:POLYGON Meridian: M <br /> Location:JUST EAST OF MOUNTAIN HOUSE ROAD AND SOUTH OF DELTA MENDOTA CANAL.(0.2-0.3 MI SOUTH OF JCT OF CANAL AND ROAD). <br /> Location Detail:ABOVE MARSH AND ALKALI MEADOW ABOUT 100 FT FROM RD. <br /> Ecological:DISTURBED SEEP,LOWER BASE OF LOW HILLS WITH LEPIDIUM NITIDUM,FRANKENIA GRANDIFLORA,ANNUAL GRASSES,BROMES,ETC. <br /> Threat: CATTLE,HORSES,AND POTENTIAL ROAD ALL MAY THREATEN. <br /> General: ABOUT 200 PLANTS SEEN IN 1989. <br /> Owner/Manager:UNKNOWN <br /> Occurrence No.83 Map Index: 67399 EO Index: 67565 Dates Last Seen <br /> Occ Rank: Unknown Element: 1958-06-06 <br /> Origin: Natural/Native occurrence Site: 1958-06-06 <br /> Presence: Presumed Extant <br /> Trend: Unknown Record Last Updated: 2006-12-13 <br /> Quad Summary:Clifton Court Forebay(3712175/463D) <br /> County Summary:Contra Costa <br /> Lat/Long: 37.833280/-121.60780° Township: 01S <br /> UTM: Zone-10N4188231 E622510 Range: 03E <br /> Area: Mapping PrecisionNON-SPECIFIC Section: 23 Qtr:E <br /> Elevation: 20 ft Symbol Type:POLYGON Meridian: M <br /> Location:3 MILES SOUTH OF BYRON,BETWEEN THE HIGHWAY SOUTH AND THE RAILROAD TRACK. <br /> Location Detail:EXACT LOCATION UNKNOWN. MAPPED BY CNDDB ALONG BYRON HIGHWAY NEAR THE AREA 3 MILES SOUTH OF BYRON.THIS PLACES THE <br /> SITE NEAR THE JCT OF HOLEY RD AND THE BYRON HWY. <br /> General: ONLY SOURCES OF INFORMATION FOR THIS OCCURRENCE ARE TWO 1958 COLLECTIONS BY ALAVA. NEEDS FIELDWORK. <br /> Owner/Manager:UNKNOWN <br /> Commercial Version--Dated May 01,2010--Biogeographic Data Branch Page 16 <br /> Report Printed on Thursday,July 01,2010 Information Expires 11/01/2010 <br />