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Specimen number CAS-BOT-BC339566
Determination Lessingia glandulifera var. peirsonii
More information: Jepson Online Interchange
Collector, number, date Steve Boyd; Lauren Raz, 9897, 1997-5-28
Verbatim date 28 May 1997
County Los Angeles
Locality Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain
Elevation 938 m
HabitatBroad, gently sloping valley floor of deep alluvium, mostly of decomposed granite, steep slopes to east and west of old ranch compound mostly reddish metamorphics. Extensive wetland in valley bottom with soils of saturated loam to sandy loam, water running on the surface in many areas. Slopes characterized by dense chaparral of Adenostoma fasciculatum, Cercocarpus betuloides, Quercus wislizeni, Quercus berberidifolia, and Rhamnus ilicifolia on shallower soils of rocky slopes, more xeric exposures with open stands of Eriogonum fasciculatum, Salvia apiana, and Eriophyllum confertiflorum deep alluvial soils of fan with mosaic of dense low scrub of Eriogonum fasciculatum, Eriodictyon crassifolium var. nigrescens, and Chrysothamnus nauseosus; spring areas with overstory of Baccharis salicifolia, Salix lasiolepis, S. laevigata, S. exigua, understory of dense stands of Carex, Anemopsis californica, Juncus mexicana. In sandy openings of Eriogonum fasciculatum scrub in old pasture just north of the wetland area.
Coordinates 34.68175 -118.66863 BerkeleyMapper [or without layers, here]
Datumnot recorded
Coordinate sourceNot recorded
Voucher information
macromorphologyAnnual, flowers yellow. Locally common.
other label numbersCAS999796
verbatim elevation2840-3080 ft
Notes<coords cont.: T7NR17W S14 E 1/2 SW 1/4; W 1/2 SE 1/4 sec. 14>;

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  1. taxon=Lessingia glandulifera var. peirsonii
  2. county=Los Angeles; taxon=Lessingia glandulifera var. peirsonii
  3. county=Los Angeles; collector=Boyd
  4. collector=Boyd; taxon=Lessingia glandulifera var. peirsonii
  5. collector=Boyd; number=9897
  6. collector=Boyd; number=9897; include nearby numbers
  7. date=28 May 1997; collector=Boyd
  8. date=28 May 1997; county=Los Angeles
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