35.67702 35.77702 -121.36247 -121.26247 UC/JEPS: Consortium Search Results
Search Results — 1806 specimen records retrieved (1806 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC383893  Abronia latifolia Clare B. Hardham 1959-5-21 4596 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  CDA17678  Abronia latifolia Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de La Cruz; Pt. Sierra Nevada at mouth of Arroyo de la Cruz, ca. midway back. 6 Comment
  OBI12225  Abronia latifolia Robert F. Hoover 1964-6-13 9091 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI32159  Abronia latifolia David J. Keil, Eric Wise 1981-5-25 14774 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG1854  Abronia latifolia C. B. Hardham 1959-5-21 4596 San Luis Obispo Arroyo de la Cruz Comment
  UC1285089  Abronia latifolia R. F. Hoover 1964-6-13 9091 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  CAS-BOT-BC229433  Abronia umbellata R. F. Hoover 1964-6-13 9089 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI12205  Abronia umbellata Robert F. Hoover 1964-6-13 9090 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  SBBG1863  Abronia umbellata C. B. Hardham 1959-5-21 4595 San Luis Obispo Arroyo de la Cruz Comment
  OBI78315  Abronia umbellata var. umbellata David J. Keil, Eric Wise 1981-5-25 14779 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI10250  Acaena pinnatifida Robert F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI32220  Acaena pinnatifida David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14373 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI79496  Acaena pinnatifida Michael Walgren 2014-5-1 409 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  UC1296068  Acaena pinnatifida var. californica R. F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  UCR29872A  Acaena pinnatifida var. californica David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14373 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI31929  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UCR29943A  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC28749  Achillea millefolium R. F. Hoover 1966-9-13 10009 San Luis Obispo Point Sierra Nevada Comment
  OBI17141  Achillea millefolium Robert F. Hoover 1966-9-13 10009 San Luis Obispo Point Sierra Nevada Comment
  OBI25571  Achillea millefolium David J. Keil 1981-5-16 14666 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI31960  Achillea millefolium David J. Keil, Melissa Luckow 1981-7-3 14933 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  UC1321343  Achillea millefolium R. F. Hoover 1966-9-13 10009 San Luis Obispo Point Sierra Nevada Comment
  UCR161655  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2005-5-17 9484 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI32121  Acmispon americanus var. americanus David J. Keil 1981-6-20 14918 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32110  Acmispon brachycarpus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15862 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI13218  Acmispon cytisoides Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI25600  Acmispon cytisoides David J. Keil 1981-5-16 14708 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI26146  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI72763  Acmispon cytisoides Michael Walgren 2010-5-12 131 San Luis Obispo San Simeon State Park, along the banks of the first un-named crk N of Arroyo de los Chinos Comment
  OBI78042  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SBBG28558  Acmispon cytisoides E. C. Twisselmann 1967-4-27 12932 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  SBBG3391  Acmispon cytisoides C. B. Hardham 1959-5-21 4605 San Luis Obispo Arroyo de la Cruz Comment
  SD129665  Acmispon cytisoides Barbara Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope ca. 1 mile from Hwy 1 60 Comment
  SDSU20247  Acmispon cytisoides Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3690 San Luis Obispo Coastal bluff, ca. 0.3 mile south of Arroyo de la Cruz, west of Hwy. 1. 12 Comment
  OBI32120  Acmispon glaber var. glaber David J. Keil 1981-6-20 14917 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI25989  Acmispon heermannii var. orbicularis David J. Keil 1981-5-16 14616 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32099  Acmispon heermannii var. orbicularis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14419 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI5541  Acmispon heermannii var. orbicularis Sharon Jochums 1974-4-10 128 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI5543  Acmispon heermannii var. orbicularis Sharon Jochums 1974-3-9 33 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI43736  Acmispon junceus var. biolettii David J. Keil 1985-6-8 18779 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32119  Acmispon maritimus var. maritimus David J. Keil 1981-6-20 14902 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32127  Acmispon maritimus var. maritimus David J. Keil, Eric Wise 1981-5-25 14750 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI43735  Acmispon parviflorus David J. Keil 1985-6-8 18780 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32106  Acmispon strigosus David J. Keil, Melissa Luckow 1981-7-3 14937 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32108  Acmispon strigosus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15860 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC29230  Acourtia microcephala Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  SBBG107810  Adiantum aleuticum C. B. Hardham 1958-1-2 2785 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  SBBG107865  Adiantum aleuticum C. B. Hardham 1958-1-2 2784 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  SBBG217  Adiantum aleuticum C. B. Hardham 1958-1-2 2785 San Luis Obispo ravine 0.5 mi N of San Carpoforo Comment
  CAS-BOT-BC69605  Adiantum capillus-veneris Ernest C. Twisselmann 1965-11-2 11712 San Luis Obispo Highway 1 just n. of San Carpojo Creek. 60 Comment
  CAS-BOT-BC69606  Adiantum capillus-veneris Ernest C. Twisselmann 1965-11-2 11712 San Luis Obispo Highway 1 just n. of San Carpojo Creek. 60 Comment
  SBBG212  Adiantum capillus-veneris C. B. Hardham 1958-1-2 2784 San Luis Obispo ravine 0.5 mi N of San Carpoforo Comment
  OBI25565  Adiantum jordanii David J. Keil 1981-5-16 K 14658 San Luis Obispo Area around Arroyo de la Cruz near its crossing of California Highway 1. Comment
  OBI63039  Aesculus californica D. R. Miller, E. A. Appel 2001-5-28 501 -739 San Luis Obispo Below trail (rd) after third crossing of crk, going up on San Carpoforo crk 99 Comment
  OBI73416  Aesculus californica David J. Keil, with Mike Mattina 2010-5-31 30787 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UC1953193  Aesculus californica David Keil with Mike Mattina 2010-5-31 30787 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI71785  Ageratina adenophora Michael Walgren 2008-7-15 60 San Luis Obispo San Simeon State Park in Arroyo Hondo stream channel area W of hwy 1 Comment
  OBI78799  Ageratina adenophora Michael Walgren 2014-4-10 372 San Luis Obispo In the stream bed of San Carpoforo Creek, west of Highway One, near the northern coastal county line. 4 Comment
  OBI26020  Agoseris grandiflora var. grandiflora David J. Keil, Malcolm McLeod, Melisa Luckow, Julie Vanderwier et al 1980-5-18 14000 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI73446  Agoseris grandiflora var. grandiflora David J. Keil, with Mike Mattina 2010-5-31 30785 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UC1953194  Agoseris grandiflora var. grandiflora David Keil with Mike Mattina 2010-5-31 30785 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest Trail system east of Ragged Point. Comment
  OBI73447  Agoseris heterophylla David J. Keil, with Mike Mattina 2010-5-31 30790 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI77264  Agoseris hirsuta David J. Keil 1982-6-26 16241 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI66982  Agrostis avenacea David J. Keil 2000-6-28 28830 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  RSA755077  Agrostis densiflora David J. Keil, Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  UC1928080  Agrostis densiflora David Keil, Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  CAS-BOT-BC127022  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  CAS-BOT-BC127024  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  OBI32294  Agrostis exarata David J. Keil 1981-6-20 14888 -1 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32296  Agrostis exarata David J. Keil 1981-6-20 14883 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI66413  Agrostis exarata David J. Keil, with Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI66985  Agrostis exarata David J. Keil 2000-6-28 28832 -2 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI66987  Agrostis exarata David J. Keil 2000-6-28 28826 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  UCD52099  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  UCR29096  Agrostis exarata var. pacifica David J. Keil 1981-6-20 14883 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC139517  Agrostis hallii R. F. Hoover 1950-5-30 s.n. San Luis Obispo Mouth of Arroyo de la Cruz (just south). Comment
  OBI32325  Agrostis microphylla David J. Keil 1982-6-26 16212 San Luis Obispo Vicintiy of Arroyo de la Cruz N of San Simeon Comment
  OBI22536  Agrostis pallens Robert F. Hoover 1950-5-30 7942 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI32297  Agrostis pallens David J. Keil 1981-6-20 14884 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI45283  Agrostis pallens David J. Keil 1982-6-26 16227 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI66478  Agrostis pallens David J. Keil, with Dave Hacker 2005-6-24 30398 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  SBBG42764  Agrostis pallens D. Keil 1982-6-26 16227 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR29114  Agrostis pallens David J. Keil 1981-6-20 14884 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI33092  Agrostis stolonifera David J. Keil 1983-7-16 17392 San Luis Obispo Vicintiy of Arroyo de la Cruz N of San Simeon Comment
  OBI26141  Aira caryophyllea David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14042 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI33038  Alisma triviale David J. Keil 1983-9-10 17951 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR123167  Allium amplectens George K. Helmkamp, E. A. Helmkamp 2002-4-19 7469 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  CAS-BOT-BC135841  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo Near mouth of Arroyo de la Cruz (just S. of) on mesa summit. Comment
  OBI21227  Allium hickmanii Robert F. Hoover 1952-5-10 8164 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) on mesa summit Comment
  OBI21228  Allium hickmanii Robert F. Hoover 1968-4-20 11071 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  OBI25401  Allium hickmanii David J. Keil, Malcolm McLeod, Melissa Lucklow, et al. 1980-5-18 14029 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32253  Allium hickmanii David J. Keil, V. L. Holland, Rhonda Riggins, et al. 1982-4-8 15878 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI32255  Allium hickmanii David J. Keil 1981-4-11 14339 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI45092  Allium hickmanii David J. Keil, Jepson Herbarium Group 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI79499  Allium hickmanii Michael Walgren 2014-5-1 406 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  OBI79545  Allium hickmanii Michael Walgren 2014-5-1 411 San Luis Obispo North coastal county, growing in grassland over a wide area near the Piedras Blancas Motel. Collected east of Highway One and adjacent to homes 25 Comment
  UC1296353  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo on mesa summit just s mouth of Arroyo de la Cruz Comment
  UCD77311  Allium hickmanii Robert E. Preston 2000-4-11 1330 San Luis Obispo San Luis Obispo County: Ca. 2.2 mi n of Point Piedras Blancas, 0.2 mi n of Arroyo del Oso. 15 Comment
  UCR29105  Allium hickmanii David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14339 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI5596  Allium unifolium Sharon Jochums 1974-5-19 231 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI72765  Allium unifolium Michael Walgren 2010-5-12 133 San Luis Obispo San Simeon State Park, at the culvert of an un-named drainage at the boundary fence between the park and the highway 1 CalTrans property; S of Arroyo Hondo, N of Arroyo de los Chinos, and W of the hwy. About .7 mi S of Arroyo Hondo and 1.04 mi N of Arroyo de los Chinos Comment
  OBI73448  Allium unifolium David J. Keil, with Mike Mattina 2010-5-31 30796 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UCR141124  Allium unifolium George K. Helmkamp, E. A. Helmkamp 2002-4-19 7627 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI25596  Alnus rhombifolia David J. Keil 1981-5-16 14676 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI5476  Alnus rhombifolia Sharon Jochums 1974-4-28 140 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  UC1135152  Alnus rhombifolia H. A. Jensen 1930-7-6 26 San Luis Obispo Mouth of San Carpoforo Creek 15 Comment
  OBI31964  Ambrosia chamissonis David J. Keil, Eric Wise 1981-5-25 14777 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5544  Amsinckia intermedia Sharon Jochums 1974-2-17 15 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI25604  Amsinckia menziesii David J. Keil 1981-5-16 14701 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI32035  Amsinckia spectabilis var. spectabilis David J. Keil, Eric Wise 1981-5-25 14823 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI33010  Amsinckia spectabilis var. spectabilis David J. Keil 1983-4-23 16941 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon and W of hwy 1 Comment
  CAS-BOT-BC45175  Anaphalis margaritacea Ernest C. Twisselmann 1965-11-2 11715 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC45176  Anaphalis margaritacea Ernest C. Twisselmann 1965-11-2 11715 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC45178  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI31956  Anaphalis margaritacea David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15663 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI31968  Anaphalis margaritacea David J. Keil 1982-6-26 16228 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI73487  Anisocarpus madioides David J. Keil, with Mike Mattina 2010-5-31 30806 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI31961  Anthemis cotula David J. Keil 1981-6-20 14891 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45432  Antirrhinum kelloggii David J. Keil, Mark Meredith 1984-4-14 18125 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  SBBG96096  Antirrhinum kelloggii D. Keil, M. Meredith 1984-4-14 18125 San Luis Obispo S of Arroyo de la Cruz, N of San Simeon Comment
  OBI32217  Aphanes occidentalis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14415 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  OBI33312  Apiastrum angustifolium Robert J. Rodin 1974-5-12 9493 San Luis Obispo San Simeon Area N of State Park at mouth of Arroyo de la Cruz Comment
  OBI34432  Apiastrum angustifolium Robert J. Rodin 1974-5-12 9493 San Luis Obispo San Simeon Area N of State Park at mouth of Arroyo de la Cruz Comment
  SBBG112526  Apiastrum angustifolium D. Keil 1982-6-26 16205 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG54991  Apiastrum angustifolium R. J. Rodin 1974-5-12 9493 San Luis Obispo mouth of Arroyo de la Cruz Comment
  SBBG96093  Apiastrum angustifolium D. Keil 1983-4-23 16931 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI32207  Aquilegia David J. Keil 1981-6-20 14873 San Luis Obispo N of San Simeon alongthe channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UCR29868A  Aquilegia David J. Keil 1981-6-20 14873 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI45414  Aquilegia eximia David J. Keil 1983-9-10 17944 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI72973  Aquilegia formosa D. R. Miller 2010-7-4 710 .937 San Luis Obispo Along rd margins on San Carpoforo Crk rd, 1 mi in from hwy 1 100 Comment
  OBI71812  Arbutus menziesii Michael Walgren 2009-8-26 24 San Luis Obispo Hwy 1 crosses the first creek N of San Carpoforo cr. 65 Comment
  JEPS98875  Arctostaphylos James Roof 1961-7-4 San Luis Obispo Arroyo de la Cruz, S escarpment, E of Hwy 1; Hearst Ranch Comment
  JEPS98891  Arctostaphylos Clare Hardham 1966-2-26 San Luis Obispo Arroyo de la Cruz Comment
  OBI32093  Arctostaphylos David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14437 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UCR28989  Arctostaphylos crustacea David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14439 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  SBBG25405  Arctostaphylos crustacea subsp. crustacea R. Gankin, W. R. Russell 1962-2-22 338 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument Comment
  SBBG80774  Arctostaphylos crustacea subsp. crustacea D. Keil, M. McLeod, M. Luckow 1980-5-18 14001 San Luis Obispo Arroyo de la Cruz, ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  CAS-BOT-BC25002  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on N slope. Comment
  CAS-BOT-BC25008  Arctostaphylos cruzensis R. F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz. Comment
  CAS-BOT-BC25034  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (Just S of), on hill top. Comment
  CAS-BOT-BC25036  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25037  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25038  Arctostaphylos cruzensis R. F. Hoover 1959-4-3 8493 San Luis Obispo 1.8 miles N of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  CAS-BOT-BC25039  Arctostaphylos cruzensis R. F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of Arroyo de la Cruz Comment
  CAS-BOT-BC25040  Arctostaphylos cruzensis R. F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz Comment
  CAS-BOT-BC25041  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25042  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25043  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25046  Arctostaphylos cruzensis Clare B. Hardham 1966-2-25 14011 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC25050  Arctostaphylos cruzensis Roman Gankin; W. R. Russell 1962-2-22 339 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 1.5 mi E of State Highway 1, 9.4 mi N of entrance to Hearst Comment
  JEPS98863  Arctostaphylos cruzensis James Roof 1961-6-6 San Luis Obispo Hearst Ranch, Arroyo de la Cruz; type locality, specimen taken from type plant Comment
  JEPS98864  Arctostaphylos cruzensis James Roof 1961-6-6 San Luis Obispo Hearst Ranch, Arroyo de la Cruz; type locality, specimen taken from type plant Comment
  JEPS98881  Arctostaphylos cruzensis James Roof 1961-6-6 San Luis Obispo Hearst Ranch, Arroyo de la Cruz; type locality, specimen taken from type plant Comment
  JEPS98882  Arctostaphylos cruzensis James Roof 1961-6-6 San Luis Obispo Hearst Ranch, Arroyo de la Cruz; type locality, specimen taken from type plant Comment
  JEPS98946  Arctostaphylos cruzensis James Roof 1961-7-4 San Luis Obispo Arroyo de la Cruz, S escarpment, E of Hwy 1; Hearst Ranch Comment
  OBI14597  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14733  Arctostaphylos cruzensis Robert F. Hoover 1959-4-3 8493 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI14735  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14737  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14738  Arctostaphylos cruzensis Robert F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  OBI14743  Arctostaphylos cruzensis Robert F. Hoover 1959-4-3 8493 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI25979  Arctostaphylos cruzensis David J. Keil 1981-5-16 14626 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI26022  Arctostaphylos cruzensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14002 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI32094  Arctostaphylos cruzensis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14439 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI71835  Arctostaphylos cruzensis Michael Walgren 2005-6-29 36 San Luis Obispo San Simeon State Park N of Arroyo de los Chinos and S of Arroyo Hondo Comment
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Dec 24 2016
  RSA201647  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  RSA201671  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  SBBG25388  Arctostaphylos cruzensis R. Gankin, W. R. Russell 1962-2-22 339 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument Comment
  SBBG44303  Arctostaphylos cruzensis R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  UC1276215  Arctostaphylos cruzensis R. F. Hoover 1959-4-3 8493 San Luis Obispo on State Hwy 1 1.8 mi n Arroyo de la Cruz (above site of former Washington School) Comment
  UC1276216  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo just s mouth of Arroyo de la Cruz (on hill top) Comment
  UCD50484  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1116 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon. Comment
  UCD50485  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1115 San Luis Obispo Ridge north of Arroyo de los Chinos, east of Sate Route 1, ca. 9 miles north of San Simeon. Comment
  UCD50486  Arctostaphylos cruzensis Walter Knight; Irja Knight, Roman Gankin, W. Hildreth 1964-3-26 378 San Luis Obispo Arroyo de la Cruz, about 9 miles north of San Simeon. Comment
  UCD50487  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz, on north slope. Comment
  UCD50488  Arctostaphylos cruzensis Roman Gankin; W. R. Russel 1962-2-22 339 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County. Comment
  UCD50489  Arctostaphylos cruzensis Roman Gankin 1963-4-11 356 San Luis Obispo One mile north of Arroyo de la Cruz, north San Luis Obispo County. Comment
  UCD50490  Arctostaphylos cruzensis Roman Gankin 1962-2-22 339 San Luis Obispo Arroyo de la C ruz, northern San Luis Obispo County; 1/2 mile east of state route 1, 9.4 miles north of entrance to Hearst State Historical Monument; north-facing slope of hill just to south of Arroyo de la Cruz. Comment
  UCSC010724  Arctostaphylos cruzensis Brett Hall 2009-1 s.n. San Luis Obispo San Simeon State Park, west side of highway, formerly Hearst Ranch, north of Arroyo de los Chinos and south of Arroyo Hondo Comment
  OBI14682  Arctostaphylos hearstiorum Robert F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on STate hwy 1, above site of former Washington School Comment
  OBI14683  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) on hilltop Comment
  OBI14685  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top Comment
  OBI14686  Arctostaphylos hearstiorum Robert F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on STate hwy 1, above site of former Washington School Comment
  UCD50855  Arctostaphylos hearstiorum Roman Gankin; W. R. Hildreth 1967-10-11 1117 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon. Comment
  SD71290  Arctostaphylos hookeri R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz, on hill top. Comment
  UCD51477  Arctostaphylos hookeri Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument; Arroyo de la Cruz; north of San Luis Obispo co. Comment
  UCD51485  Arctostaphylos hookeri R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill south of Arroyo de la Cruz. Comment
  UCD51499  Arctostaphylos hookeri Roman Gankin 1965-4-1 479 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north of San Simeon. Comment
  CAS-BOT-BC24523  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on hill top. Comment
  CAS-BOT-BC24524  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill s. of Arroyo de la Cruz, near top of north-facing slope. Comment
  CAS-BOT-BC24531  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1959-4-3 8492 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  OBI14684  Arctostaphylos hookeri subsp. hearstiorum Robert F. Hoover 1964-3-26 8657 San Luis Obispo Hill S of Arroyo de la Cruz Comment
  OBI25472  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14016 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI25978  Arctostaphylos hookeri subsp. hearstiorum David J. Keil 1981-5-16 14625 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SBBG113503  Arctostaphylos hookeri subsp. hearstiorum C. B. Hardham 1966-2-28 14011 San Luis Obispo Arroyo de la Cruz Comment
  SBBG113507  Arctostaphylos hookeri subsp. hearstiorum C. B. Hardham 1966-2-28 14010 San Luis Obispo Arroyo de la Cruz Comment
  SBBG113534  Arctostaphylos hookeri subsp. hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, Hearst Ranch 60 Comment
  SBBG25395  Arctostaphylos hookeri subsp. hearstiorum R. Gankin, W. R. Russell 1962-2-22 341 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument, Arroyo de la Cruz Comment
  SBBG41163  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1950-1-15 7760 San Luis Obispo just S of mouth of Arroyo de la Cruz Comment
  UCR28988  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, et al. 1981-4-11 14438 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  UCD53509  Arctostaphylos pechoensis Roman Gankin 1966-2-16 646 San Luis Obispo North-facing slope of hill north of Arroyo de los Chinos; 10.7 miles north of San Simeon. Comment
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Dec 19 2016
  UCD53493  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo From north-facing slope of hill north of Arroyo de los Chinos; 10.7 miles north of San Simeon. Comment
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Dec 19 2016
  UCD53496  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1965-4-1 478 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north of San Simeon. Comment
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Dec 19 2016
  UCD53499  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1965-4-1 477 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north of San Simeon. Comment
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Dec 19 2016
  UCD53505  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1965-4-1 476 San Luis Obispo 1/4 mile east of State Highway 1 on hill just north of Arroyo de los Chinos; ca. 15 miles north San Simeon. Comment
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Dec 19 2016
  UCR58381  Arctostaphylos pechoensis var. cruzensis Walter Knight, I. Knight 1980-6-14 3752 San Luis Obispo Central Coast, Original from near Arroyo de la Cruz, Hwy 1 (Now in Tilden Regional Park Botanic Garden) Comment
  UCSC010749  Arctostaphylos silvicola Brett Hall 2010-1 BH 7300 Monterey Comment
  CAS-BOT-BC47284  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on n. slope. Comment
  CAS-BOT-BC47286  Arctostaphylos tomentosa R. F. Hoover 1963-7-30 8584 San Luis Obispo Hill just s. of Arroyo de la Cruz, near coast. Comment
  CAS-BOT-BC47287  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  CAS-BOT-BC47288  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  CAS-BOT-BC47289  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  UCD51085  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo 1/2 mile east of State Highway 1, 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County, California. Comment
  UCD51097  Arctostaphylos tomentosa Roman Gankin; W. R. Hildreth 1967-10-11 1114 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon, San Luis Obispo County, CA. Comment
  UCD51347  Arctostaphylos tomentosa Roman Gankin 1966-2-16 647 San Luis Obispo 10.7 miles north of San Simeon, San Luis Obispo County, California. Comment
  UCD51354  Arctostaphylos tomentosa Roman Gankin; W. R. Hildreth 1967-10-11 1113 San Luis Obispo Ridge north of Arroyo de los Chinos, east of State Route #1, ca. 9 miles north of San Simeon, San Luis Obispo County, east of State Route 1 ca. 1/4 mile. Comment
  UCD51357  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-21 338 San Luis Obispo 1/2 mi east of state hwy 1, 9.4 miles n. of entrance to Hearst Castle. San Luis Obispo County. Comment
  OBI14495  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14500  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI14507  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1963-7-30 8584 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  OBI45418  Arctostaphylos tomentosa subsp. tomentosa David J. Keil 1983-7-16 17393 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1276226  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo just s mouth of Arroyo de la Cruz (n slope) Comment
  SBBG95744  Aristida adscensionis D. Keil, M. McLeod 1983-5-1 16975 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo de los Chinos Comment
  SEINET10680486  Armeria maritima John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2927 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  OBI25999  Armeria maritima subsp. californica David J. Keil 1981-5-16 14607 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32182  Armeria maritima subsp. californica David J. Keil, Eric Wise 1981-5-25 14764 San Luis Obispo North of San simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  RSA748310  Armeria maritima subsp. californica Patricia Wilder 1965-4-14 1947 San Luis Obispo Arroyo de la Cruz, on CA State Hwy 1. 5 Comment
  RSA799209  Armeria maritima subsp. californica Forrest Freund, J. Mark Porter 2013-3-19 121 -1 San Luis Obispo Coastal cliff top, along California Highway 1 (Cabrillo Highway), 220 m west of the highway, south of the bridge of Arroyo de La Laguna (near La Cruz Rock, 3.13 miles [5 km] north of turnoff to Piedras Blancas Lighthouse. 16 Comment
  UCR246725  Armeria maritima subsp. californica Forrest D. Freund, J. M. Porter 2013-3-19 121 .1 San Luis Obispo Central Coast, coastal cliff top along CA Hwy 1, Cabrillo Hwy, 220 m west of the hwy, south of the bridge over Arroyo de La Laguna near La Cruz Rock, 3.13 mi north of turnoff to Piedras Blancas Lighthouse 16 Comment
  CAS-BOT-BC84921  Artemisia californica R. F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  OBI17066  Artemisia californica Robert F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  OBI77792  Artemisia californica David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15672 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  UC1321260  Artemisia californica R. F. Hoover 1966-9-13 10005 San Luis Obispo Ragged Point Comment
  UCSC000811  Artemisia californica H. A. Jensen 1930-8-7 48 San Luis Obispo Mouth of Arroyo del la Cruz Arroyo del la Cruz - Piedras Blancas 30 Comment
  CAS-BOT-BC93927  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  CAS-BOT-BC93928  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  JEPS51969  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean Arroyo de la Cruz 6 Comment
  OBI31959  Artemisia douglasiana David J. Keil, Melissa Luckow 1981-7-3 14951 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  UC1119552  Artemisia douglasiana H. A. Jensen 1930-7-6 28 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC1119553  Artemisia douglasiana F. H. Raymond 1930-7-6 101 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC1119554  Artemisia douglasiana H. A. Jensen 1930-10-7 49 San Luis Obispo mouth of Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  OBI75289  Asclepias fascicularis Michael Walgren 2011-8-11 248 San Luis Obispo San Carpoforo Crk west of Hwy 1 Comment
  OBI77257  Asclepias fascicularis David J. Keil 1983-9-10 17942 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1123557  Asclepias fascicularis H. A. Jensen 1930-8-7 50 San Luis Obispo Mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  OBI83617  Asparagus asparagoides David J. Keil 2017-5-21 34226 San Luis Obispo Vicinity of mouth of San Carpoforo Creek west of Highway 1. 15 Comment
  UCR29465  Aster chilensis David J. Keil, Melissa Luckow, R. L. Allen 1981-11-11 15667 San Luis Obispo Central Coast, Arroyo de la Cruz north of San Simeon. Along south side of the Arroyo Comment
  OBI32109  Astragalus gambelianus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15861 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCR28942  Astragalus nuttallii David J. Keil 1981-5-25 14780 San Luis Obispo Central Coast, N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1. Comment
  OBI32125  Astragalus nuttallii var. nuttallii David J. Keil 1981-5-25 14780 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 in windswept coastal areas Comment
  OBI5466  Astragalus nuttallii var. nuttallii Sharon Jochums 1974-3-9 35 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  OBI73263  Astragalus nuttallii var. nuttallii Michael Walgren 2010-8-13 181 San Luis Obispo San Simeon State Park Comment
  SBBG55566  Astragalus nuttallii var. nuttallii D. Keil 1981-5-25 14780 San Luis Obispo vicinity of Arroyo de la Cruz, near Hwy 1 Comment
  CDA17677  Atriplex leucophylla Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de La Cruz; S side of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. Comment
  OBI32067  Atriplex leucophylla David J. Keil, Eric Wise 1981-5-25 14768 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI33314  Atriplex leucophylla Robert J. Rodin 1974-5-12 9494 San Luis Obispo San Simeon area N of State Park at mouth of Arroyo de la Cruz Comment
  OBI45286  Atriplex leucophylla David J. Keil 1982-6-26 16194 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI66404  Atriplex prostrata David J. Keil, with Dave Hacker 2005-6-24 30394 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI76895  Atriplex prostrata D. R. Miller 2011-9-25 911 .1003 San Luis Obispo At San Carpoforo Beach 9 Comment
  OBI77929  Atriplex prostrata David J. Keil 1982-6-26 16214 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI45275  Atriplex semibaccata David J. Keil 1981-5-16 14613 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32306  Avena barbata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14354 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI33015  Avena fatua David J. Keil 1983-4-23 16947 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  CAS-BOT-BC98689  Baccharis douglasii Clare B. Hardham 1959-9-27 4988 San Luis Obispo Santa Lucia Mountains - Arroyo de la Cruz Comment
  RSA143342  Baccharis douglasii Clare B. Hardham 1959-9-27 4988 San Luis Obispo Arroyo de la Cruz Comment
  OBI31967  Baccharis glutinosa David J. Keil 1982-6-26 16224 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC99493  Baccharis pilularis R. F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC99495  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  RSA216714  Baccharis pilularis Robert F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  RSA216816  Baccharis pilularis Robert F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  UC1321227  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  UC1321331  Baccharis pilularis R. F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  OBI16966  Baccharis pilularis var. consanguinea Robert F. Hoover 1947-8-9 7363 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI31954  Baccharis pilularis var. consanguinea David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15660 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  UCR29814  Baccharis plummerae David J. Keil 1981-6-20 14870 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI31955  Baccharis plummerae subsp. glabrata David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15659 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI31962  Baccharis plummerae subsp. glabrata David J. Keil 1981-6-20 14870 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI33032  Baccharis plummerae subsp. glabrata David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17159 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI45423  Baccharis plummerae subsp. glabrata David J. Keil 1983-7-16 17400 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45675  Baccharis plummerae subsp. glabrata David J. Keil, M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20714 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  OBI77020  Baccharis plummerae subsp. glabrata David J. Keil, Melissa Luckow 1981-7-3 14962 San Luis Obispo Arroyo de la Cruz , N of San Simeon. along N side of the stream from fresh-water marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtn. and back to the hwy Comment
  OBI31963  Baccharis salicifolia David J. Keil 1981-6-20 14901 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  SBBG12565  Baccharis salicifolia C. B. Hardham 1959-9-27 4988 San Luis Obispo Arroyo de la Cruz Comment
  OBI77638  Barbarea orthoceras David J. Keil 1981-4-11 14370 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI79556  Barbarea orthoceras Michael Walgren 2011-8-7 428 San Luis Obispo North coastal county. Common in the dry creek bed of San Carpoforo Cr. west of the Highway One bridge. 5 Comment
  OBI32960  Bellardia trixago David J. Keil 1983-5-22 17075 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA523176  Bellardia trixago David J. Keil 1983-5-22 17075 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  SBBG95499  Bellardia trixago D. Keil 1983-5-22 17075 San Luis Obispo vicinity of Arroyo de la Cruz, near San Simeon Comment
  UC1583662  Bellardia trixago David Keil 1983-5-22 17075 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32992  Berberis pinnata subsp. pinnata David J. Keil, Malcolm McLeod and Calif Native Plant Society Rare Plant Committee 1983-5-1 16971 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  CAS-BOT-BC27883  Bloomeria humilis Robert Francis Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI21266  Bloomeria humilis Robert F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI21267  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI21268  Bloomeria humilis Robert F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI25562  Bloomeria humilis David J. Keil 1981-5-16 14654 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32254  Bloomeria humilis David J. Keil, Melissa Luckow 1981-7-3 14966 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32256  Bloomeria humilis David J. Keil 1982-6-26 16245 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI75685  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  SDSU20250  Bloomeria humilis Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3693 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  UC1296357  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi. n. Arroyo de la Cruz (on State Hwy. 1) Comment
  OBI47491  Bowlesia incana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18235 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI33040  Boykinia occidentalis David J. Keil 1983-9-10 17953 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI72829  Boykinia occidentalis Michael Walgren 2010-8-19 159 San Luis Obispo The first crk N of San Carpoforo Crk. Along crk banks in seeps within 100 m inland of the hwy 1 culvert over this crk Comment
  RSA524216  Boykinia occidentalis David J. Keil 1983-9-10 17953 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  SBBG96097  Boykinia occidentalis D. Keil 1983-9-10 17953 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI25455  Brachypodium distachyon David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13990 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI25593  Brassica nigra David J. Keil 1981-5-16 14679 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI5563  Brassica nigra Sharon Jochums 1974-2-17 11 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI25594  Brassica rapa David J. Keil 1981-5-16 14678 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32042  Brassica rapa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14429 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI5512  Brassica rapa Sharon Jochums 1974-2-17 16 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  CAS-BOT-BC100457  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  CAS-BOT-BC100465  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  JEPS51981  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  OBI33111  Brickellia californica David J. Keil 1983-9-10 17959 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1583643  Brickellia californica David Keil 1983-9-10 17959 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI25985  Briza maxima David J. Keil 1981-5-16 14638 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26017  Briza maxima David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13997 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  UC774555  Briza maxima Carl B. Wolf 1941-7-12 10989 San Luis Obispo along coast 1 mi n Pt. Sierra Nevada; Washington School 7 Comment
  OBI25591  Briza minor David J. Keil 1981-5-16 14681 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26140  Briza minor David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14043 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SEINET269249 Image available Briza minor G. Helmkamp 1996-5-25 1057 San Luis Obispo Between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of 15 Comment
  UC1296351  Brodiaea terrestris subsp. terrestris R. F. Hoover 1964-6-13 9100 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  OBI32327  Bromus catharticus var. elatus David J. Keil, Eric Wise 1981-5-25 14761 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI25457  Bromus diandrus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13988 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32091  Bromus hordeaceus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14404 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI75219  Bromus japonicus David J. Keil 2011-6-24 31049 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 94 Comment
  RSA0029473  Bromus japonicus David J. Keil 2011-6-24 31049 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of San Carpoforo Creek. 94 Comment
  UC2027446  Bromus japonicus David Keil 2011-6-24 31049 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek Comment
  SBBG95759  Bromus pseudolaevipes D. Keil with M. McLeod, B. Burdett, L. Burdett 1983-5-14 17007 San Luis Obispo between Arroyo de la Cruz and Arroyo del Oso 5 Comment
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Sep 17 2013
  OBI25602  Bromus sitchensis David J. Keil 1981-5-16 14703 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26007  Bromus sitchensis David J. Keil 1981-5-16 14603 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI45131  Bromus sitchensis David J. Keil, Mark Meredith 1984-4-14 18120 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  UC1583685  Bromus sitchensis David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16961 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI32047  Cakile maritima David J. Keil, Eric Wise 1981-5-25 14769 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI43737  Calamagrostis koelerioides David J. Keil 1985-6-8 18778 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA522490  Calamagrostis rubescens David J. Keil 1985-6-8 18778 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  OBI66729  Calandrinia breweri David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI32198  Calandrinia ciliata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14357 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI33073  Callitriche marginata David J. Keil 1983-4-23 16928 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI78390  Callitriche marginata David J. Keil 1982-6-26 16238 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG54865  Callitriche marginata D. Keil 1982-6-26 16238 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  UC422985  Calochortus albus I. J. Condit Jun 1912 San Luis Obispo San Carpojoro Creek Comment
  CAS-BOT-BC132363  Calochortus clavatus R. F. Hoover 1965-6-14 9422 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz Comment
  OBI25254  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  OBI25255  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  OBI32284  Calochortus clavatus var. recurvifolius David J. Keil 1981-6-20 14875 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32290  Calochortus clavatus var. recurvifolius David J. Keil, Melissa Luckow 1981-7-3 14957 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI45341  Calochortus clavatus var. recurvifolius David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15668 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  UC1296323  Calochortus luteus R. F. Hoover 1955-6-14 8358 San Luis Obispo 2 mi n Arroyo de la Cruz (on State Highway 1) Comment
  CAS-BOT-BC132580  Calochortus uniflorus R. F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway No. 1 Comment
  OBI21347  Calochortus uniflorus Robert F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI32285  Calochortus uniflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14436 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI32287  Calochortus uniflorus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15853 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI65265  Calochortus uniflorus D. R. Miller, E. A. Appel 2005-4-23 409 .792 San Luis Obispo Pine Mt Region. On W side of Hwy 1 between hwy and dunes, Point Sierra [illegible] Comment
  SBBG34585  Calochortus uniflorus D. Wilken, E. Painter, T. Wardlaw, R. Muller 2006-4-28 16280 San Luis Obispo coastal bluff, ca. 0.8 km N of mouth of Arroyo de los Chinos, 1.4 km NW of Yellow Hill 10 Comment
  UC1296308  Calochortus uniflorus R. F. Hoover 1948-4-14 7447 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  CAS-BOT-BC221365  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove 10 Comment
  CAS-BOT-BC221393  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1964-6-13 9093 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CDA43182  Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. Comment
  GH395168  Calystegia macrostegia subsp. cyclostegia R. R. Halse 2015-3-23 9346 Unknown Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon Comment
  OBI15321  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1964-6-13 9093 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI32076  Calystegia macrostegia subsp. cyclostegia David J. Keil, Eric Wise 1981-5-25 14773 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI32956  Calystegia macrostegia subsp. cyclostegia David J. Keil 1983-5-22 17071 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45433  Calystegia macrostegia subsp. cyclostegia David J. Keil, Malcolm McLeod, and Calif Native Plant Society Rare Plant Committee 1983-5-1 16965 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  OBI5467  Calystegia macrostegia subsp. cyclostegia Sharon Jochums 1974-3-9 36 San Luis Obispo W of hwy 1, just S of Arroyo de la Cruz Comment
  OBI63067  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19760 San Luis Obispo Coast rd at N end of coastal plain, by San Carpoforo crk 50 Comment
  OBI63068  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast rd Ca. 16 km WNW of San Simeon, 4 km S of Cappucino Cove 10 Comment
  OBI63069  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast rd Ca. 12 km WNW of San Simeon, 1 km S of Cappucino Cove 10 Comment
  OBI77144  Calystegia macrostegia subsp. cyclostegia David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15873 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI77145  Calystegia macrostegia subsp. cyclostegia David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14409 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA710319  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo 16 WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  RSA710320  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove, 50 m from low sea cliff. 10 Comment
  SBBG34190  Calystegia macrostegia subsp. cyclostegia D. Wilken, E. Painter, T. Wardlaw, R. Muller 2006-4-28 16279 San Luis Obispo coastal bluff, ca. 0.8 km N of mouth of Arroyo de los Chinos, 1.4 km NW of Yellow Hill 10 Comment
  SBBG95522  Calystegia macrostegia subsp. cyclostegia D. Keil 1983-5-22 17071 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SD225756  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove 10 Comment
  SEINET13752173 Image available Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  SEINET9001121  Calystegia macrostegia subsp. cyclostegia R. R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy 1, ca 5.8 miles S of Ragged Point, 6 miles N of San Simeon. 14 Comment
  UC1123618  Calystegia macrostegia subsp. cyclostegia F. H. Raymond 1930-7-6 105 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quad., mouth San Carpoforo Creek Comment
  UC1794977  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo Coast road c. 16 km WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  UC1794979  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove; 50 m from low sea cliff 10 Comment
  UCR161673  Calystegia macrostegia subsp. cyclostegia George K. Helmkamp, E. A. Helmkamp 2005-5-17 9474 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI32077  Calystegia soldanella David J. Keil 1982-6-26 16189 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI25597  Calystegia subacaulis subsp. episcopalis David J. Keil 1981-5-16 14675 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32962  Calystegia subacaulis subsp. episcopalis David J. Keil 1983-5-22 17077 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI66720  Calystegia subacaulis subsp. episcopalis David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29765 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1583663  Calystegia subacaulis subsp. episcopalis David Keil 1983-5-22 17077 San Luis Obispo Vicinity of Arroyo de la Cruz; N of San Simeon. Comment
  UCR123147  Camissonia ovata George K. Helmkamp, E. A. Helmkamp 2002-4-19 7556 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR161777  Camissonia ovata George K. Helmkamp, E. A. Helmkamp 2005-5-17 9481 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI12018  Camissoniopsis cheiranthifolia Robert F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  OBI32167  Camissoniopsis cheiranthifolia David J. Keil, Eric Wise 1981-5-25 14778 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5532  Camissoniopsis cheiranthifolia Sharon Jochums 1974-4-28 169 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  SD98850  Camissoniopsis cheiranthifolia Darley F. Howe 1977-5-17 4943 San Luis Obispo South of the mouth of Arroyo de la Cruz. Comment
  CAS-BOT-BC160290  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC160303  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC160315  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  SDSU159  Camissoniopsis cheiranthifolia subsp. cheiranthifolia D. F. Howe 1977-5-17 4943 San Luis Obispo South of mouth of Arroyo De La Cruz. 4 Comment
  OBI32164  Camissoniopsis micrantha David J. Keil 1982-6-26 16207 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI32041  Cardamine californica David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15681 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system, just S of the Arroyo Comment
  OBI32044  Cardamine californica David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14341 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG110381  Cardamine oligosperma C. B. Hardham 1966-3-22 14032 San Luis Obispo mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC34016  Carex brevicaulis Alice Eastwood; John Thomas Howell 1938-6-15 5990 San Luis Obispo Carpojo Creek. Comment
  UCD77476  Carex brevicaulis Robert E. Preston 2000-4-10 1329 San Luis Obispo San Luis Obispo County: Ca. 3 mi n of Point Piedras Blancas, 0.1 mi s of Arroyo de la Cruz, on roadcut. 15 Comment
  CAS-BOT-BC20395  Carex globosa Alice Eastwood; John Thomas Howell 1938-6-15 5989 San Luis Obispo Carpojo [San Carpoforo] Creek. Comment
  CAS-BOT-BC20402  Carex globosa R. F. Hoover 1948-2-22 7421 San Luis Obispo 1.8 mile N of Arroyo de la Cruz on State Highway no. 1. Comment
  CAS-BOT-BC20407  Carex globosa R. F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just south of). Comment
  OBI25466  Carex globosa David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14008 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32260  Carex globosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14446 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI32262  Carex globosa David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15875 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI32979  Carex globosa David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16958 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI6440  Carex globosa Robert F. Hoover 1950-5-30 7940 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI6444  Carex globosa Robert F. Hoover 1948-2-22 7421 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI73481  Carex globosa David J. Keil, with Mike Mattina 2010-5-31 30794 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UC1969531  Carex globosa David Keil with Mike Mattina 2010-5-31 30794 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32261  Carex harfordii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14329 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI73444  Carex harfordii David J. Keil, with Mike Mattina 2010-5-31 30815 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  UC1928095  Carex lanuginosa David Keil, Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  OBI32265  Carex nudata David J. Keil, Eric Wise 1981-5-25 14819 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI66986  Carex nudata David J. Keil 2000-6-28 28827 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI78955  Carex nudata Michael Walgren 2013-10-1 351 San Luis Obispo San Simeon State Park at Arroyo de la Cruz, just west of the Highway One bridge. 11 Comment
  OBI78956  Carex nudata Michael Walgren 2013-10-1 352 San Luis Obispo United States Forest Service land at San Carpoforo Creek, about 300 feet inland from the Highway One bridge. 8 Comment
  CAS-BOT-BC146572  Carex obispoensis R. F. Hoover 1947-3-16 6684 San Luis Obispo Just north of Arroyo de la Cruz near ocean, on Highway No. 1 Comment
  CAS-BOT-BC146584  Carex obispoensis R. F. Hoover 1950-5-30 7951 San Luis Obispo Mouth of Arroyo de la Cruz (just S. of) Comment
  OBI25582  Carex obispoensis David J. Keil 1981-5-16 14695 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26145  Carex obispoensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14038 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32259  Carex obispoensis David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15685 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI45093  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicintiy of Arroyo de la Cruz N of San Simeon Comment
  OBI45095  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI6398  Carex obispoensis Robert F. Hoover 1950-5-30 7951 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI6403  Carex obispoensis Robert F. Hoover 1947-3-16 6684 San Luis Obispo Just N of Arroyo de la Cruz near ocean, on Hwy 1 Comment
  OBI79718  Carex obispoensis Michael Walgren 2014-5-1 412 San Luis Obispo North coastal county, few scattered plants growing in a grassland near the Piedras Blancas Motel. Collected east of Highway One and adjacent to homes 25 Comment
  OBI45428  Carex obnupta David J. Keil, Mark Meredith 1984-4-14 18121 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI66474  Carex pellita David J. Keil, with Dave Hacker 2005-6-24 30402 San Luis Obispo Ca. 2 miles n of Arroyo de la Cruz along Highway 1, north of San Simeon near coast Comment
  CAS-BOT-BC117324  Carex spissa R. F. Hoover 1947-8-17 7386 San Luis Obispo Between San Carpoforo Creek and Arroyo do la Cruz, near ocean, along streamlet. Comment
  CAS-BOT-BC117325  Carex spissa R. F. Hoover 1947-8-17 7386 San Luis Obispo Between San Carpoforo Creek and Arroyo do la Cruz, near ocean, along streamlet. Comment
  CHSC82985  Carex spissa L. P. Janeway 2002-9-8 7731 San Luis Obispo Central Coast. West side of Hwy 1 0.7 km north of Arroyo de la Cruz. Along drainage. 8 Comment
  CHSC82986  Carex spissa L. P. Janeway 2002-9-8 7731 San Luis Obispo Central Coast. West side of Hwy 1 0.7 km north of Arroyo de la Cruz. Along drainage. 8 Comment
  OBI22660  Carex spissa Robert F. Hoover 1947-1 San Luis Obispo Comment
  OBI73278  Carex spissa Michael Walgren 2010-1 San Luis Obispo Comment
  OBI22666  Carex subbracteata Robert F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Crk near ocean Comment
  OBI45421  Carex subbracteata David J. Keil 1983-4-23 16938 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI48038  Carex subbracteata David J. Keil 1981-5-16 14696 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI73440  Carex subbracteata David J. Keil, with Mike Mattina 2010-5-31 30811 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC116845  Carex subbracteata var. subbracteata R. F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Creek near ocean. Comment
  CAS-BOT-BC116846  Carex subbracteata var. subbracteata R. F. Hoover 1947-3-16 6679 San Luis Obispo San Carpoforo Creek near ocean. Comment
  OBI75220  Carex subfusca David J. Keil 2011-6-24 31050 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 94 Comment
  UCR29104  Carex subfusca David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14329 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI22637  Carex tumulicola Robert F. Hoover 1950-5-30 7944 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI33075  Carex tumulicola David J. Keil 1983-4-23 16926 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI33076  Carex tumulicola David J. Keil 1983-4-23 16926 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UC1969530  Carex tumulicola David Keil with Mike Mattina 2010-5-31 30813 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest Trail system east of Ragged Point. Comment
  OBI32239  Castilleja affinis David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14327 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR9022  Castilleja affinis Donald Myrick 1966-5-23 1300 San Luis Obispo Central Coast, Arroyo de la Cruz about 6 mi north of San Simeon Comment
  JEPS7401  Castilleja affinis subsp. affinis R. F. Hoover 1950-5-30 7948 San Luis Obispo just s mouth of Arroyo de la Cruz Comment
  JEPS7403  Castilleja affinis subsp. affinis R. F. Hoover 1948-2-22 7419 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  JEPS86583  Castilleja affinis subsp. affinis Rimo Bacigalupi and Alex Hawkes 1987-4-12 6656 San Luis Obispo Arroyo de la Cruz Comment
  JEPS86597  Castilleja affinis subsp. affinis L. R. Heckard with Jim Hickman et al. 1987-4-11 6648 San Luis Obispo n of San Simeon (0.5 mi back from ocean. slopes to s side of Arroyo de la Cruz); Arroyo de la Cruz 91 Comment
  JEPS7430  Castilleja ambigua subsp. insalutata R. F. Hoover 1950-5-30 7947 San Luis Obispo just s Mouth of Arroyo de la Cruz Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  JEPS7431  Castilleja densiflora subsp. obispoensis R. F. Hoover 1950-5-30 7946 San Luis Obispo just s mouth of Arroyo de la Cruz Comment
  OBI25481  Castilleja densiflora subsp. obispoensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14025 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI25560  Castilleja densiflora subsp. obispoensis David J. Keil 1981-5-16 14651 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI9351  Castilleja exserta Robert F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  JEPS7429  Castilleja exserta subsp. latifolia R. F. Hoover 1950-5-30 7939 San Luis Obispo just s Mouth of Arroyo de la Cruz Comment
  JEPS7437  Castilleja exserta subsp. latifolia R. F. Hoover 1948-6-7 7543 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  OBI9347  Castilleja exserta var. latifolia Robert F. Hoover 1950-5-30 7939 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI9677  Castilleja latifolia Robert F. Hoover 1947-3-16 6681 San Luis Obispo San Carpoforo Crk Comment
  OBI9679  Castilleja latifolia Robert F. Hoover 1950-5-30 7948 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI9637  Castilleja wightii Robert F. Hoover 1948-2-22 7419 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI32213  Ceanothus cuneatus var. ramulosus David J. Keil 1981-6-20 14914 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  CAS-BOT-BC49777  Ceanothus dentatus R. F. Hoover 1964-3-26 8658 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  CAS-BOT-BC49778  Ceanothus dentatus R. F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz (just s. of), on mesa summit Comment
  CAS-BOT-BC49779  Ceanothus dentatus R. F. Hoover 1964-3-26 8658 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  UC1276242  Ceanothus dentatus R. F. Hoover 1964-3-26 8658 San Luis Obispo Just s of the mouth of Arroyo de la Cruz. Comment
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Jan 20 2012
  UC1276284  Ceanothus dentatus R. F. Hoover 1952-5-10 8162 San Luis Obispo Just s of the mouth of Arroyo de la Cruz. Comment
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Jan 20 2012
  CAS-BOT-BC64425  Ceanothus foliosus R. F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz (just s. of). Comment
  CAS-BOT-BC126821  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  OBI10256  Ceanothus hearstiorum Robert F. Hoover 1952-5-10 8162 San Luis Obispo Near mouth of Arroyo de la Cruz, (just S of) Comment
  OBI10258  Ceanothus hearstiorum Robert F. Hoover 1964-3-26 8658 San Luis Obispo Hill just S of Arroyo de la Cruz Comment
  OBI10492  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI10494  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI26002  Ceanothus hearstiorum David J. Keil 1981-5-16 14610 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32211  Ceanothus hearstiorum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14431 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI79498  Ceanothus hearstiorum Michael Walgren 2014-5-1 410 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  RSA216780  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa Summit south of Arroyo de la Cruz Comment
  SBBG110051  Ceanothus hearstiorum C. B. Hardham 1962-2-28 14006 San Luis Obispo Arroyo de la Cruz Comment
  SBBG89611  Ceanothus hearstiorum R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  UC1392845  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  UC1392949  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  CAS-BOT-BC32696  Ceanothus maritimus Robert Francis Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy 1. Comment
  CAS-BOT-BC50544  Ceanothus maritimus R. F. Hoover 1959-4-3 8489 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on State Highway 1, above site of former Washington School. Comment
  CAS-BOT-BC50545  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  CAS-BOT-BC50546  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  CAS-BOT-BC50547  Ceanothus maritimus R. F. Hoover 1962-2-23 8532 San Luis Obispo Above site of former Washington School, north of Arroyo de la Cruz Comment
  CAS-BOT-BC50548  Ceanothus maritimus R. F. Hoover 1962-2-23 8532 San Luis Obispo Above site of former Washington School, north of Arroyo de la Cruz Comment
  CAS-BOT-BC50549  Ceanothus maritimus R. F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just south of), on hilltops near ocean Comment
  CAS-BOT-BC50550  Ceanothus maritimus R. F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just south of), on hilltops near ocean Comment
  CAS-BOT-BC83790  Ceanothus maritimus D. O. Burge 2007-4-24 887 b San Luis Obispo Roadside on Hwy 1, 0.5 road miles (0.8 km) N of bridge over Arroyo de los Chinos 23 Comment
  GH51255  Ceanothus maritimus R. F. Hoover 1948-1-24 7411 Unknown 1.8 miles north of Arroyo de la Cruz on State Highway 1 Comment
  OBI10415  Ceanothus maritimus Robert F. Hoover 1959-4-3 8489 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1; above site of former Washington school Comment
  OBI10417  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10418  Ceanothus maritimus Robert F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just S of ) Comment
  OBI10419  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  OBI10420  Ceanothus maritimus Robert F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI10421  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10422  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10423  Ceanothus maritimus Robert F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just S of ) Comment
  OBI10424  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10425  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI10426  Ceanothus maritimus Robert F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI26911  Ceanothus maritimus David J. Keil, Malcolm McLeod, Melissas Luckow, Julie Vanderwier, et al 1980-5-18 14015 San Luis Obispo California Native Plant Society photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Rnach Comment
  OBI32209  Ceanothus maritimus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14440 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI75686  Ceanothus maritimus Robert F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI79500  Ceanothus maritimus Michael Walgren 2014-5-1 405 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  RSA758694  Ceanothus maritimus Dylan O. Burge 2007-4-24 DOB 887 c San Luis Obispo Roadside on Highway 1, 0.5 road miles north of bridge over Arroyo de los Chinos (1.8 road miles north of bridge over Arroyo de la Cruz), State Park property on the west side of Hwy 1, 28.2 km 311 degrees true west-northest of Cambria 23 Comment
  SBBG14326  Ceanothus maritimus R. Gankin, W. R. Russell 1962-2-22 340 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  SBBG4376  Ceanothus maritimus K. K. Muller 1956-1-30 740 San Luis Obispo just inland from St Hwy 1 on S side of mouth of Arroyo de la Cruz Comment
  SBBG89609  Ceanothus maritimus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  SDSU20248  Ceanothus maritimus Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3691 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  UC1276247  Ceanothus maritimus R. F. Hoover 1962-2-23 8532 San Luis Obispo n Arroyo de la Cruz (above site of former Washington School) Comment
  UC1276258  Ceanothus maritimus R. F. Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Hwy 1) Comment
  UC1276272  Ceanothus maritimus R. F. Hoover 1948-4-14 7448 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Hwy 1) Comment
  UCD112049  Ceanothus maritimus Roman Gankin; W. R. Russell 1962-2-22 340 San Luis Obispo San Luis Obispo County: South of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument, northern part of county. Comment
  UCD112050  Ceanothus maritimus Roman Gankin 1967-10-11 1118 San Luis Obispo San Luis Obispo County: Ridge north of Arroyo de los Chinos, east of State Route 1 1/4 mile, ca. 9 miles north of San Simeon. Comment
  UCD123861  Ceanothus maritimus D. O. Burge 2007-4-24 887 e San Luis Obispo San Luis Obispo Co.: Roadside on Hwy 1, 0.5 road miles (0.8 km) north of bridge over Arroyo de los Chinos (1.8 road miles north of bridge over Arroyo de la Cruz), State Park property on the west side of Hwy 1, 28.2 km 311 deg. (True) WNW of Cambria. 23 Comment
  UCSC010707  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UCSC010712  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UCSC010717  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UCSC010726  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Arroyo de la Cruz, Hearst Ranch Comment
  UCSC010727  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UCSC010728  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz. Comment
  UCSC010730  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  OBI66839  Ceanothus oliganthus var. sorediatus Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC52271  Ceanothus thyrsiflorus R. F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek Comment
  CAS-BOT-BC52272  Ceanothus thyrsiflorus R. F. Hoover 1964-3-26 8659 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  CAS-BOT-BC52273  Ceanothus thyrsiflorus R. F. Hoover 1968-4-20 11070 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CHSC114059  Ceanothus thyrsiflorus Richard R. Halse 2012-3-27 8441 San Luis Obispo Along State Hwy. 1, ca. 1.4 miles south of Ragged Point, near the spot where the Hwy. crosses over San Carpoforo Creek. 21 Comment
  OBI10330  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Crk Comment
  RSA43122  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek, near ocean Comment
  SEINET10690335  Ceanothus thyrsiflorus John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2929 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  SEINET11242875  Ceanothus thyrsiflorus R. R. Halse 2012-3-27 8441 San Luis Obispo Along State Hwy. 1, ca. 1.4 miles south of Ragged Point, near the spot where Hwy. crosses over San Carpoforo Creek. 21 Comment
  UC1071398  Ceanothus thyrsiflorus H. A. Jensen 1930-8-7 51 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  UC1071404  Ceanothus thyrsiflorus F. H. Raymond 1930-7-6 106 San Luis Obispo mouth of San Carpoforo Creek Cape San Martin Quad., mouth of San Carpoforo Creek 15 Comment
  UCR29873B  Ceanothus thyrsiflorus David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14441 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  SD114001  Ceanothus thyrsiflorus var. griseus D. F. Howe 1977-5-16 4940 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI10334  Ceanothus thyrsiflorus var. thyrsiflorus Robert F. Hoover 1968-4-20 11070 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI31860  Ceanothus thyrsiflorus var. thyrsiflorus Robert J. Rodin 1974-5-12 9491 San Luis Obispo San Simeon area N of State Park at mouth of Arroyo de la Cruz Comment
  OBI32210  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14441 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI32212  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14371 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5493  Ceanothus thyrsiflorus var. thyrsiflorus Sharon Jochums 1974-3-9 30 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI75102  Ceanothus thyrsiflorus var. thyrsiflorus Michael Walgren 2011-2-24 206 San Luis Obispo San Simeon State Park. Along the banks of the first creek S of Arroyo de los Chinos, W of hwy 1. 15 Comment
  SBBG110353  Ceanothus thyrsiflorus var. thyrsiflorus C. B. Hardham 1959-3-14 4063 San Luis Obispo Arroyo de la Cruz Comment
  SBBG44294  Ceanothus thyrsiflorus var. thyrsiflorus R. N. Philbrick with D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  SDSU20249  Ceanothus thyrsiflorus var. thyrsiflorus Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3692 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  OBI31979  Centaurea calcitrapa David J. Keil 1982-6-26 16223 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI31973  Centaurea melitensis David J. Keil 1981-6-20 14921 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45287  Centaurea melitensis David J. Keil 1982-6-26 16190 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI32059  Cerastium glomeratum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14397 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI45277  Chenopodium album David J. Keil 1982-6-26 16199 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG112578  Chenopodium californicum C. B. Hardham 1959-5-2 4654 San Luis Obispo Arroyo de la Cruz Comment
  OBI32961  Chenopodium murale David J. Keil 1983-5-22 17076 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG95753  Chenopodium murale D. Keil 1983-5-22 17076 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45678  Chloris virgata David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20708 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz; along Hwy 1 just N of hwy bridge Comment
  OBI32291  Chlorogalum pomeridianum var. divaricatum David J. Keil 1982-6-26 16249 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  UCR29088  Chlorogalum pomeridianum var. divaricatum David J. Keil 1981-6-20 14855 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32289  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1991-6-20 14855 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  SBBG95726  Chlorogalum pomeridianum var. pomeridianum D. Keil 1985-6-8 18777 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, S of the arroyo, near top of Hill 612 on NW side Comment
  UC195861  Chorizanthe breweri I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  OBI73490  Chorizanthe membranacea David J. Keil, with Mike Mattina 2010-5-31 30801 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32194  Chorizanthe palmeri David J. Keil, Melissa Luckow 1981-7-3 14956 San Luis Obispo Arroyo de la Cruz, N of San Simeon. along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI71814  Chorizanthe palmeri Michael Walgren 2009-8-25 27 San Luis Obispo Cal Trans hwy 1 right-of-way on inland side of bridge over Arroyo de la Cruz Comment
  OBI77735  Chorizanthe palmeri David J. Keil 1981-6-20 14874 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SBBG16322  Chorizanthe palmeri C. B. Hardham 1960-6-17 6170 San Luis Obispo between San Carpoforo and Arroyo de la Cruz 457 Comment
  SBBG54988  Chorizanthe palmeri D. Keil, M. Luckow 1981-7-3 14956 San Luis Obispo Arroyo de la Cruz, N of San Simeon; along N side of the stream from fresh-water marsh W of St Hwy 1 E along the ridge system to lower slopes of Pine Top Mt and back to the Hwy along riparian zone Comment
  OBI43097  Chrysolepis chrysophylla var. minor David J. Keil 1985-6-8 18782 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32129  Cicendia quadrangularis David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15850 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI33007  Cicendia quadrangularis David J. Keil 1983-4-23 16921 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI45419  Cicendia quadrangularis David J. Keil 1983-4-23 16921 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI25463  Cirsium brevistylum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13981 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI31972  Cirsium brevistylum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14372 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI31978  Cirsium brevistylum David J. Keil, Eric Wise 1981-5-25 14839 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG109506  Cirsium brevistylum C. B. Hardham 1959-5-21 4600 San Luis Obispo Arroyo de la Cruz Comment
  SBBG109836  Cirsium brevistylum C. B. Hardham 1959-5-21 4600 San Luis Obispo Arroyo de la Cruz Comment
  UCR41788  Cirsium brevistylum R. D. Goeden 1986-4-10 s.n. San Luis Obispo Point Sierra Nevada along Hwy 1, north of San Simeon 8 Comment
  CAS-BOT-BC100980  Cirsium occidentale var. compactum R. F. Hoover 1964-6-13 9087 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI16738  Cirsium occidentale var. compactum Robert F. Hoover 1964-6-13 9087 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI31974  Cirsium occidentale var. compactum David J. Keil, Melissa Luckow 1981-7-3 14958 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtn. and back to the hwy along riparian zone Comment
  OBI33031  Cirsium occidentale var. compactum David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17161 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI5562  Cirsium occidentale var. compactum Sharon Jochums 1974-4-28 143 San Luis Obispo West of Hwy 1, S of Arroyo de la Cruz Comment
  OBI74394  Cirsium occidentale var. compactum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13999 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  PGM2318  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  PGM2319  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  SD98829  Cirsium occidentale var. compactum Darley F. Howe 1977-5-17 4944 San Luis Obispo South of mouth of Arroyo de la Cruz. Comment
  SDSU3794  Cirsium occidentale var. compactum D. F. Howe 1977-5-17 4944 San Luis Obispo South of mouth of Arroyo de la Cruz. Comment
  OBI31975  Cirsium quercetorum David J. Keil, Melissa Luckow 1981-7-3 14955 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  OBI31970  Cirsium vulgare David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14420 San Luis Obispo N of San Simeon alongridge just S of Arroyo de la Cruz Comment
  OBI66410  Clarkia amoena subsp. whitneyi David J. Keil, with Dave Hacker 2005-6-24 30390 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI32160  Clarkia bottae David J. Keil 1981-6-20 14876 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UC1927782  Clarkia davyi David Keil with Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  UC1927783  Clarkia davyi David Keil with Dave Hacker 2005-6-24 30393 A San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  UC1927842  Clarkia davyi David Keil, Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  SEINET269229  Clarkia modesta G. Helmkamp 1996-5-25 1052 San Luis Obispo CA-1 1.5 miles north of the Piedras Blancas lighthouse. 15 Comment
  CAS-BOT-BC162486  Clarkia prostrata R. F. Hoover 1964-6-13 9094 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC162493  Clarkia prostrata Clare B. Hardham 1959-5-21 4624 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains Comment
  JEPS99217  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  JEPS99320  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  OBI12105  Clarkia prostrata Robert F. Hoover 1964-6-13 9094 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI12121  Clarkia prostrata Robert F. Hoover 1950-5-30 7953 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI25988  Clarkia prostrata David J. Keil 1981-5-16 14644 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32161  Clarkia prostrata David J. Keil 1981-6-20 14879 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  OBI32162  Clarkia prostrata David J. Keil, Melissa Luckow 1981-7-3 14980 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI5592  Clarkia prostrata Sharon Jochums 1974-5-19 227 San Luis Obispo S of Arroyo de la Cruz W of hwy 1 Comment
  OBI66406  Clarkia prostrata David J. Keil, with Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI78325  Clarkia prostrata David J. Keil 1982-6-26 16209 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG109475  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  UC1184357  Clarkia prostrata Peter H. Raven 1958-5-25 13007 San Luis Obispo [from Harlan Lewis, 2004 annotation]: Ocean bluffs, 2.3 mi N of crossing of Arroyo de la Cruz, State Highway 1 Comment
  UCR161472  Clarkia prostrata George K. Helmkamp, E. A. Helmkamp 2005-5-17 9478 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI73478  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30791 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI73479  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30792 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC165042  Clarkia rubicunda Peter H. Raven 1957-7-6 11058 San Luis Obispo Opposite State Highway 1 at a point 2.3 miles north of the bridge over Arroyo de la Cruz Creek Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC165044  Clarkia rubicunda Peter H. Raven 1957-7-6 11058 San Luis Obispo Opposite State Highway 1 at a point 2.3 miles north of the bridge over Arroyo de la Cruz Creek Comment
  OBI12095  Clarkia rubicunda Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI33018  Clarkia rubicunda David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17144 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon 122 Comment
  OBI45689  Clarkia rubicunda David J. Keil, M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20697 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  RSA43107  Clarkia rubicunda subsp. blasdalei Robert F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI78332  Clarkia unguiculata David J. Keil 1981-6-20 14911 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  OBI25568  Claytonia perfoliata subsp. mexicana David J. Keil 1981-5-16 14662 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32199  Claytonia perfoliata subsp. mexicana David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14310 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI76817  Clematis ligusticifolia David J. Keil 1981-6-20 14862 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UC1125899  Clematis ligusticifolia F. H. Raymond 1930-8-3 109 San Luis Obispo mouth of Arroyo de la Cruz; Piedras Blancas Quad. 30 Comment
  OBI32146  Clinopodium douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14368 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5605  Clinopodium douglasii Sharon Jochums 1974-5-19 197 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  SBBG95653  Collinsia heterophylla cLeod, B. Burdett, L. Burdett 1983-5-14 16992 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso 5 Comment
  OBI25572  Conium maculatum David J. Keil 1981-5-16 14667 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI5492  Conium maculatum Sharon Jochums 1974-4-28 145 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  UC1122921  Conium maculatum H. A. Jensen 1930-7-6 29 San Luis Obispo Mouth of San Carpoforo Creek San Carpoforo Creek 15 Comment
  OBI77948  Convolvulus arvensis David J. Keil, Melissa Luckow 1981-7-3 14934 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC101409  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC101426  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10007 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC101427  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC101429  Corethrogyne filaginifolia Clare B. Hardham 1959-9-27 4990 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC101464  Corethrogyne filaginifolia R. F. Hoover 1947-9-14 7396 San Luis Obispo Betw. San Carpoforo Creek & Arroyo de la Cruz Comment
  JEPS19698  Corethrogyne filaginifolia Peter H. Raven 1957-8-31 11286 San Luis Obispo 2.3 mi n of mouth Arroyo de la Cruz Creek Comment
  OBI16662  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  OBI16664  Corethrogyne filaginifolia Robert F. Hoover 1947-9-14 7396 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16666  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  OBI16669  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10007 San Luis Obispo Point Sierra Nevada Comment
  OBI31980  Corethrogyne filaginifolia David J. Keil 1982-6-26 16210 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG12881  Corethrogyne filaginifolia C. B. Hardham 1959-9-27 4990 San Luis Obispo Arroyo de la Cruz, just back of coastal bluffs Comment
  UC1285133  Corethrogyne filaginifolia R. F. Hoover 1947-9-14 7396 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz; San Carpoforo Creek Comment
  UC1321259  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  UC1321330  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  GH387188  Corethrogyne filaginifolia var. californica C. B. Hardham 1959-9-27 4990 Unknown Arroyo de la Cruz, Santa Lucia Mts. Comment
  RSA216713  Corethrogyne filaginifolia var. filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  RSA216843  Corethrogyne filaginifolia var. filaginifolia Robert F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  OBI32078  Cornus sericea subsp. occidentalis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14366 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI25995  Cortaderia selloana David J. Keil 1981-5-16 14622 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI32295  Cortaderia selloana David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15675 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI31976  Cotula coronopifolia David J. Keil, Eric Wise 1981-5-24 14824 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI48035  Cotula coronopifolia David J. Keil 1981-5-16 14706 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI75022  Cotula coronopifolia Michael Walgren 2011-2-24 207 San Luis Obispo San Simeon State park. Along the first crk S of Arroyo de los Chinos, W of hwy 1 15 Comment
  OBI32081  Crassula aquatica David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15877 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI33083  Crassula aquatica David J. Keil 1983-4-23 16949 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI32082  Crassula connata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14346 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI78798  Crassula multicava Michael Walgren 2014-2-15 361 San Luis Obispo Located west of Highway 1 and about .76 mile (driving distance) north of the San Carpoforo bridge. 85 Comment
  OBI32071  Crocanthemum scoparium David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14430 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI45299  Crocanthemum scoparium David J. Keil 1985-4-6 18524 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon; ridge S of the Arroyo, SW of cutoff oxbow area Comment
  OBI78039  Croton setiger David J. Keil 1981-6-20 14919 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI20718  Cryptantha clevelandii Robert F. Hoover 1948-4-14 7449 San Luis Obispo Ragged Point Comment
  SBBG95525  Cryptantha clevelandii D. Keil 1983-4-23 16940 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  UCR42906  Cryptantha clevelandii David J. Keil 1985-4-6 18533 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI33011  Cryptantha clevelandii var. clevelandii David J. Keil 1983-4-23 16940 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon and W of hwy 1 Comment
  OBI77605  Cryptantha clevelandii var. clevelandii David J. Keil 1981-6-20 14897 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI78452  Cryptantha clevelandii var. florosa David J. Keil, Melissa Luckow 1981-7-3 14940 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SD131904  Cryptantha clevelandii var. florosa Barbara Ertter 1987-4-11 6849 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope, ca. 1 mile from Highway 1 60 Comment
  OBI32033  Cryptantha corollata David J. Keil, Rhonda Riggins, Dirk Walters, Malcom 1981-4-11 14385 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG95650  Cryptantha corollata cLeod, B. Burdett, L. Burdett 1983-5-14 17005 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, N -trending section of Arroyo de la Cruz 5 Comment
  OBI20765  Cryptantha leiocarpa Robert F. Hoover 1964-6-13 9096 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI32036  Cryptantha leiocarpa David J. Keil, Eric Wise 1981-5-25 14756 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI33071  Cryptantha leiocarpa David J. Keil 1983-4-23 16930 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI5619  Cryptantha leiocarpa Sharon Jochums 1974-5-18 204 San Luis Obispo Arroyo de la Cruz Comment
  SBBG107127  Cryptantha leiocarpa C. B. Hardham 1959-5-21 4659 San Luis Obispo Arroyo de la Cruz Comment
  OBI32030  Cryptantha muricata David J. Keil, Melissa Luckow 1981-7-3 14939 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC80876  Cupressus sargentii Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG96060  Cuscuta californica D. Keil 1983-7-16 17402 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, on ridge S of the Arroyo Comment
  UC1583644  Cuscuta californica David Keil 1983-7-16 17402 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, s of the arroyo); Arroyo de la Cruz Comment
  OBI45676  Cuscuta californica var. papillosa David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20710 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI45680  Cuscuta occidentalis David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20705 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI43094  Cuscuta pacifica var. papillata David J. Keil 1985-6-8 18783 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Along ridge S of the Arroyo Comment
  OBI32311  Cynodon dactylon David J. Keil, Melissa Luckow 1981-7-3 14959 San Luis Obispo Arroyo de la Cruz, N of San Simeon. along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32267  Cyperus eragrostis David J. Keil, Eric Wise 1981-5-25 14798 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI5582  Cyperus eragrostis Sharon Jochums 1974-5-18 211 San Luis Obispo Arroyo de la Cruz Comment
  OBI66984  Cyperus involucratus David J. Keil 2000-6-28 28832 -3 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  UCR32073  Dactylis glomerata David J. Keil, Melissa Luckow, D. Walters, M. G. McLeod, C. Cunningham, et al. 1983-6-12 17149 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  OBI25570  Danthonia californica David J. Keil 1981-5-16 14665 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26147  Danthonia californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14036 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32326  Danthonia californica David J. Keil 1982-6-26 16229 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI72832  Datisca glomerata Michael Walgren 2010-8-12 162 San Luis Obispo San Simeon State Park in crk bed of San Carpoforo Crk, W of hwy 1 Comment
  UCR28980  Datisca glomerata David J. Keil 1981-6-20 14860 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32247  Datura wrightii David J. Keil 1981-6-20 14852 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI78953  Datura wrightii Michael Walgren 2013-10-4 358 San Luis Obispo San Simeon State Park, at the mouth of Arroyo de la Cruz on a gravel bar in the creek bed. 2 Comment
  OBI25476  Daucus pusillus David J. Keil, Malcolm McLeod, Melisa Luckow, Julie Vanderwier et al 1980-5-18 14020 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI31952  Daucus pusillus David J. Keil 1982-6-26 16195 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  JEPS20108  Deinandra corymbosa Peter H. Raven 1957-7-6 11061 A San Luis Obispo 2.3 mi n Arroyo de la Cruz Creek Comment
  OBI16279  Deinandra corymbosa Robert F. Hoover 1966-9-13 10010 San Luis Obispo Point Sierra Nevada Comment
  OBI16280  Deinandra corymbosa Robert F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16281  Deinandra corymbosa Robert F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16287  Deinandra corymbosa Robert F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  OBI72833  Deinandra corymbosa Michael Walgren 2010-8-13 163 San Luis Obispo San Simeon State park on bluff immed S of Arroyo de la Cruz; W of hwy 1 Comment
  OBI77539  Deinandra corymbosa David J. Keil 1982-6-26 16197 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UC1321333  Deinandra corymbosa R. F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC299184  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1966-9-13 10002 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC299187  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC299382  Deinandra increscens subsp. increscens R. F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi. n. of Arroyo de la Cruz on Highway 1 Comment
  CAS-BOT-BC299390  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC299391  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  JEPS16141  Deinandra increscens subsp. increscens G. Thomas Robbins with John Weiler 1959-8-7 4139 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of State Highway 1, 5.6 mi s of Monterey County line) Comment
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Sep 10 2011
  JEPS25255  Deinandra increscens subsp. increscens G. Thomas Robbins with John Weiler 1959-8-7 4139 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of State Highway 1, 5.6 mi s of Monterey County line) 15 Comment
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Sep 10 2011
  OBI16142  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi N of Arroyo de la Cruz on Hwy 1 Comment
  OBI32002  Deinandra increscens subsp. increscens David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15665 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI32005  Deinandra increscens subsp. increscens David J. Keil 1981-6-20 14877 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32019  Deinandra increscens subsp. increscens David J. Keil 1980-5-18 14028 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC1285369  Deinandra increscens subsp. increscens R. F. Hoover 1947-8-9 7361 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz Comment
  UC1321332  Deinandra increscens subsp. increscens R. F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi n Arroyo de la Cruz (on Highway 1) Comment
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Sep 10 2011
  UC646468  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo between San Carpojo Creek and Arroyo de la Cruz (on coast highway) Comment
  CAS-BOT-BC292110  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC292111  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  OBI26135  Delphinium californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14047 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI26136  Delphinium californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14047 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32959  Delphinium californicum David J. Keil 1983-5-22 17074 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1125926  Delphinium californicum H. A. Jensen 1930-7-6 30 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  JEPS86587  Delphinium parryi L. R. Heckard with Jim Hickman et al. 1987-4-11 6652 San Luis Obispo slopes to s side of arroyo 0.5 mi back from ocean (n of San Simeon); Arroyo de la Cruz 91 Comment
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Sep 22 2014
  OBI25557  Delphinium parryi subsp. parryi David J. Keil 1981-5-16 14648 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI25778  Delphinium parryi subsp. parryi David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14022 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI22312  Deschampsia cespitosa Robert F. Hoover 1948-6-7 7545 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI25580  Deschampsia cespitosa David J. Keil 1981-5-16 14698 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI26026  Deschampsia cespitosa David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14007 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32323  Deschampsia cespitosa David J. Keil 1982-6-26 16213 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC192590  Deschampsia cespitosa subsp. holciformis R. F. Hoover 1948-6-7 7545 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz on State Highway no. 1 Comment
  SBBG37060  Deschampsia cespitosa subsp. holciformis D. Keil 1982-6-26 16213 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR123151  Deschampsia cespitosa subsp. holciformis George K. Helmkamp, E. A. Helmkamp 2002-4-19 7423 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR28976  Deschampsia cespitosa subsp. holciformis David J. Keil 1982-6-26 16213 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  CAS-BOT-BC201848  Deschampsia elongata Clare B. Hardham 1964-6-11 12021 San Luis Obispo Arroyo de la Cruz Comment
  OBI25599  Deschampsia elongata David J. Keil 1981-5-16 14709 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32310  Deschampsia elongata David J. Keil 1981-6-20 14888 -2 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32320  Deschampsia elongata David J. Keil 1982-6-26 16236 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45273  Deschampsia elongata David J. Keil, Eric Wise 1981-5-25 14822 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR29090  Deschampsia elongata David J. Keil 1981-6-20 14888 -2 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI33013  Desmazeria rigida David J. Keil 1983-4-23 16945 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UC1126520  Dicentra chrysantha H. A. Jensen 1930-7-6 31 San Luis Obispo Mouth of San Carpoforo Creek; Cape San Martin Quad. 15 Comment
  OBI15285  Dichondra donelliana Robert F. Hoover 1950-5-30 7938 San Luis Obispo mouth of Arroyo de la Cruz (just S of) Comment
  OBI32072  Dichondra donelliana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14443 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UCR29906  Dichondra donelliana David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14443 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  JEPS86599  Dichondra occidentalis L. R. Heckard with Jim Hickman et al. 1987-4-11 6650 San Luis Obispo slopes to s side of arroyo 0.5 mi back from ocean (n of San Simeon); Arroyo de la Cruz 91 Comment
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May 15 2016
  GH395149  Diplacus aurantiacus R. R. Halse 2015-3-23 9341 Unknown Along State Hwy. 1 ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon Comment
  SEINET8693963 Image available Diplacus aurantiacus subsp. aurantiacus Richard R. Halse 2015-1 9341 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. 14 Comment
  SBBG33651  Diplacus puniceus D. Wilken, E. Painter, T. Wardlaw, R. Muller 2006-4-28 16282 San Luis Obispo W side of St Hwy 1, ca. 0.3 km S of Arroyo de la Cruz; probably planted 20 Comment
  CAS-BOT-BC195706  Distichlis spicata Clare B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  OBI77693  Distichlis spicata David J. Keil, Eric Wise 1981-5-25 14796 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG110039  Distichlis spicata C. B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  OBI32202  Dodecatheon clevelandii David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14315 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI66712  Downingia David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29756 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI32221  Drymocallis glandulosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14380 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG107805  Dryopteris arguta C. B. Hardham 1958-1-2 2794 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  UC1063786  Dryopteris arguta F. H. Raymond 1930-7-6 107 San Luis Obispo mouth of San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI33090  Dudleya caespitosa David J. Keil 1983-7-16 17396 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon; On ridge S of Arroyo Comment
  OBI73483  Dudleya cymosa subsp. pumila David J. Keil, with Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA770177  Dudleya cymosa subsp. pumila David J. Keil, Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point 30 Comment
  UC1953195  Dudleya cymosa subsp. pumila David Keil with Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32079  Dudleya lanceolata David J. Keil 1981-6-20 14889 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32080  Dudleya lanceolata David J. Keil 1981-6-20 14908 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32087  Dudleya lanceolata David J. Keil 1981-6-20 14908 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR29902A  Dudleya lanceolata David J. Keil 1981-6-20 14889 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32086  Dudleya palmeri David J. Keil 1981-6-20 14926 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32069  Dysphania ambrosioides David J. Keil 1981-5-25 14813 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI082105  Echium candicans Michael Wlgren 2015-12-17 485 San Luis Obispo Growing on the west road edge of Highway One about .4 kilometers north of San Carpoforo Creek. 22 Comment
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May 29 2019
  OBI082108  Echium candicans Michael Walgren 2015-12-17 484 San Luis Obispo One plant growing on the west road edge of Highway One north of Point Piers Blancas at the first unnamed creek down-coast from Arroyo Honda. Not associated with landscaping. 30 Comment
  OBI82078  Echium candicans Michael Walgren 2016-3-1 496 San Luis Obispo On US Forest Service land in a field on the northeast portion of the San Carpoforo Creek plain, west of Highway One. 6 Comment
  UCR122126  Echium candicans George K. Helmkamp, E. A. Helmkamp 2002-4-19 7629 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI32271  Eleocharis acicularis David J. Keil 1982-6-26 16219 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI32270  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14836 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI45467  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14812 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI48034  Eleocharis macrostachya David J. Keil 1981-5-16 14657 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI78566  Eleocharis macrostachya David J. Keil 1981-5-16 14656 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI66412  Eleocharis rostellata David J. Keil, with Dave Hacker 2005-6-24 30388 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI78806  Eleocharis rostellata Michael Walgren 2013-10-22 363 San Luis Obispo Northern coastal county. About 2.5 road miles north of the bridge at Arroyo de la Cruz. 15 Comment
  RSA755076  Eleocharis rostellata David J. Keil, Dave Hacker 2005-6-24 30388 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  UC1928087  Eleocharis rostellata David Keil, Dave Hacker 2005-6-24 30388 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI66479  Elymus David J. Keil, with Dave Hacker 2005-6-24 30397 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  RSA755079  Elymus David J. Keil, Dave Hacker 2005-6-24 30397 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean. Comment
  SBBG112525  Elymus X gouldii D. Keil 1982-6-26 16191 San Luis Obispo S end of the bridge, vicinity of Arroyo de la Cruz N of San Simeon Comment
  UC1925827  Elymus X gouldii David Keil 1982-6-26 16191 San Luis Obispo Vicinity of Arroyo de La Cruz N of San Simeo. Adjacent to highway department of work area at S end of Bridge. Comment
  OBI76822  Elymus condensatus David J. Keil, Melissa Luckow 1981-7-3 14982 San Luis Obispo Arroyo de la Cruz, N of San Simeon; Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32299  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32328  Elymus glaucus David J. Keil 1982-6-26 16193 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR29092  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI71793  Elymus glaucus subsp. virescens Michael Walgren 2008-6-24 52 San Luis Obispo San Simeon State Park at cove near Breaker Point Comment
  OBI32139  Emmenanthe penduliflora David J. Keil, Melissa Luckow 1981-7-3 14941 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC166404  Epilobium canum subsp. canum Ernest C. Twisselmann 1965-11-2 11713 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC166408  Epilobium canum subsp. canum Ernest C. Twisselmann 1965-11-2 11713 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC166409  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC166410  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  OBI32166  Epilobium canum subsp. canum David J. Keil, Melissa Luckow 1981-7-3 14953 San Luis Obispo Arroyo de la cruz, N of San Simeon. along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mt and back to the hwy along riparian zone Comment
  RSA132934  Epilobium canum subsp. canum Clare B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  SBBG5131  Epilobium canum subsp. canum C. B. Hardham 1959-9-27 4987 San Luis Obispo Arroyo de la Cruz Comment
  OBI48082  Epilobium ciliatum subsp. watsonii David J. Keil 1981-5-16 14643 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI72083  Epilobium ciliatum subsp. watsonii Michael Walgren 2010-3-3 84 San Luis Obispo N of San Simeon along cattle trl near Arroyo Hondo, W of hwy 1 Comment
  SBBG5066  Epilobium ciliatum subsp. watsonii C. B. Hardham 1959-5-21 4662 San Luis Obispo Arroyo de la Cruz Comment
  OBI33117  Epilobium densiflorum David J. Keil 1983-9-10 17949 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI75242  Epilobium densiflorum Michael Walgren 2011-8-7 260 San Luis Obispo San Carpoforo Crk west of Hwy 1 Comment
  SBBG95511  Epilobium minutum cLeod, B. Burdett, L. Burdett 1983-5-14 16988 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, on E-facing slope above N-trending section of Arroyo de la Cruz 5 Comment
  OBI083616  Epipactis gigantea David J. Keil 2016-5-21 34221 San Luis Obispo Between Ragged Point and San Carpoforo Creek on Highway, steep road cut 50 Comment
  OBI75093  Epipactis gigantea Michael Walgren 2011-5-3 234 San Luis Obispo Northern coastal county, along hwy 1 at the first creek N of San Carpoforo Creek Comment
  OBI31921  Equisetum laevigatum David J. Keil 1981-6-20 14900 San Luis Obispo North of San Simeon along the channel and banks of Arroyo de la Cruz E of Highway 1. Comment
  OBI25578  Equisetum telmateia David J. Keil 1981-5-16 14671 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calfornia Highway 1. Comment
  UC146422  Erigeron foliosus var. franciscensis Judge Unangst 1908-7-23 901 San Luis Obispo San Carpojo Comment
  OBI31990  Erigeron glaucus David J. Keil, Eric Wise 1981-5-25 14825 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5495  Erigeron glaucus Sharon Jochums 1974-3-9 37 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI73262  Erigeron glaucus Michael Walgren 2010-8-13 180 San Luis Obispo San Simeon State park, on bluff immed S of Arroyo de la Cruz Comment
  UCR123172  Erigeron glaucus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7619 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR161473  Erigeron glaucus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9483 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI31993  Erigeron philadelphicus David J. Keil 1981-6-20 14857 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI78952  Erigeron philadelphicus Michael Walgren 2013-10-4 359 San Luis Obispo San Simeon State Park. At the mouth of Arroyo de la Cruz on a gravel bar in the creek bed. 2 Comment
  UCR39163  Erigeron philadelphicus David J. Keil 1981-6-20 14857 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC300272  Erigeron sanctarum R. F. Hoover 1950-5-30 7949 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  OBI16524  Erigeron sanctarum Robert F. Hoover 1950-5-30 7949 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI25996  Erigeron sanctarum David J. Keil 1981-5-16 14604 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI66989  Eriodictyon californicum David J. Keil 2000-6-28 28829 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI78786  Eriodictyon californicum Michael Walgren 2014-4-9 367 San Luis Obispo North coastal county at the south side of the mouth of San Carpoforo Cr. on a raised terrace of alluvium supporting coastal scrub. 6 Comment
  UC1583620  Eriogonum cithariforme David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim... 1988-6-11 20703 San Luis Obispo along system of ridges and canyons just n Arroyo de la Cruz (n of San Simeon) Comment
  RSA522517  Eriogonum cithariforme var. agninum David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  OBI32184  Eriogonum elongatum David J. Keil, Melissa Luckow 1981-7-3 14947 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI77026  Eriogonum fasciculatum var. foliolosum David J. Keil 1981-6-20 14906 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UC1032070  Eriogonum fasciculatum var. polifolium F. H. Raymond 1930-7-6 104 San Luis Obispo mouth of San Carpoforo Creek Cape San Martin Quadrangle, San Carpoforo Creek Comment
  UCR29856A  Eriogonum fasciculatum var. polifolium David J. Keil 1981-6-20 14906 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC251968  Eriogonum latifolium Clare B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  OBI25998  Eriogonum latifolium David J. Keil 1981-5-16 14606 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32185  Eriogonum latifolium David J. Keil, Melissa Luckow 1981-7-3 14964 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  RSA133276  Eriogonum latifolium Clare B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  SBBG1530  Eriogonum latifolium C. B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  OBI32189  Eriogonum parvifolium David J. Keil 1981-6-20 14905 San Luis Obispo N of San Simeon alongthe channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI73261  Eriogonum parvifolium Michael Walgren 2010-8-13 179 San Luis Obispo San Simeon State Park Comment
  UC1032231  Eriogonum parvifolium H. A. Jensen 1930-8-7 52 San Luis Obispo Mouth Arroyo de la Cruz Piedras Blancas Quadrangle, Arroyo de la Cruz 30 Comment
  CAS-BOT-BC268385  Eriogonum roseum Clare B. Hardham 1964-6-19 12033 San Luis Obispo San Carpoforo Creek 457 Comment
  CAS-BOT-BC262331  Eriogonum vimineum David Keil; M. A. Corky Matthews; Janet Haden; Suzanne Schettler; Steve Edwards; Jim Pittman 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  SBBG96083  Eriogonum vimineum D. Keil 1988-6-11 20703 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI26008  Eriophyllum confertiflorum David J. Keil 1981-5-16 14602 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI31988  Eriophyllum confertiflorum David J. Keil, Melissa Luckow 1981-7-3 14954 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtn. and back to the hwy along riparian zone Comment
  SBBG124865  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1964-6-19 12058 San Luis Obispo near Polar Star Mine, San Carpoforo Crk below cmpgrd Comment
  OBI31989  Eriophyllum staechadifolium David J. Keil, Eric Wise 1981-5-25 14809 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5554  Eriophyllum staechadifolium Sharon Jochums 1974-2-2 7 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  RSA191889  Eriophyllum staechadifolium R. F. Thorne, Percy C. Everett 1963-6-12 32253 San Luis Obispo At Arroyo de la Cruz Creek. Comment
  UC1118216  Eriophyllum staechadifolium H. A. Jensen 1930-7-6 33 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC1118217  Eriophyllum staechadifolium H. A. Jensen 1930-8-7 53 San Luis Obispo mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  OBI32134  Erodium botrys David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14326 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32133  Erodium cicutarium David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14306 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32132  Erodium moschatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14423 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI33093  Eryngium armatum David J. Keil 1983-7-16 17391 San Luis Obispo 1.8 mi N of Arroyo de la Cruz, W of Hwy 1 Comment
  RSA128138  Eryngium armatum Clare B. Hardham 1959-5-21 4601 San Luis Obispo Arroyo de la Cruz; Santa Lucia mountains. Comment
  SBBG107302  Eryngium armatum C. B. Hardham 1959-5-21 4601 San Luis Obispo Arroyo de la Cruz Comment
  UC195648  Eryngium armatum Ira J. Condit June 1912 San Luis Obispo San <Carpojo> Canyon Comment
  OBI66723  Eryngium pendletonense David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29760 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI32242  Erythranthe cardinalis David J. Keil 1981-6-20 14913 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  CAS-BOT-BC403472  Eschscholzia californica R. F. Hoover 1964-6-13 9097 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI11810  Eschscholzia californica Robert F. Hoover 1964-6-13 9097 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI32172  Eschscholzia californica David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14386 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UC1126422  Eschscholzia californica F. H. Raymond 1930-7-6 102 San Luis Obispo San Carpoforo Creek Cape San Martin Quadrangle (mouth) 15 Comment
  UCD94085  Eschscholzia californica Shannon M. Still 2006-5-15 102 San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 12 Comment
  UCD94086  Eschscholzia californica Shannon M. Still 2006-5-15 103 B San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 17 Comment
  UCD94087  Eschscholzia californica Shannon M. Still 2006-5-15 103 San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 17 Comment
  UCR161676  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2005-5-17 9475 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI73276  Euphorbia lathyris Michael Walgren 2010-8-20 190 San Luis Obispo US Forest Svc property on N side of San Carpoforo Crk on W side of hwy 1 Comment
  OBI33102  Euphorbia maculata David J. Keil 1983-7-16 17406 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI26137  Euphorbia spathulata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14046 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32096  Euphorbia spathulata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14340 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  UCR28990  Euphorbia spathulata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14340 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32004  Euthamia occidentalis David J. Keil 1981-11-11 15673 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI73266  Euthamia occidentalis Michael Walgren 2010-9-28 184 San Luis Obispo San Simeon State Park on the N edge of the crk bed at San Carpoforo Crk, w of hwy 1 Comment
  OBI77921  Extriplex californica David J. Keil, Eric Wise 1981-5-25 14771 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG112576  Extriplex californica C. B. Hardham 1959-5-2 4656 San Luis Obispo Arroyo de la Cruz Comment
  OBI25994  Festuca arundinacea David J. Keil 1981-5-16 s.n. San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32315  Festuca arundinacea David J. Keil, Eric Wise 1981-5-25 14784 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI32322  Festuca arundinacea David J. Keil 1982-6-26 16192 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33024  Festuca arundinacea David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17150 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI32302  Festuca bromoides David J. Keil, Melissa Luckow 1981-7-3 14942 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SBBG95763  Festuca californica cLeod, B. Burdett, L. Burdett 1983-5-14 17008 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso 5 Comment
  OBI73482  Festuca elmeri David J. Keil, with Mike Mattina 2010-5-31 30800 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA770178  Festuca elmeri David J. Keil, Mike Mattina 2010-5-31 30800 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point 30 Comment
  SBBG95651  Festuca microstachys var. microstachys cLeod, B. Burdett, L. Burdett 1984-5-14 17006 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, above N-trending section of Arroyo de la Cruz 5 Comment
  OBI25986  Festuca myuros David J. Keil 1981-5-16 14639 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI72014  Festuca myuros Michael Walgren 2008-6-15 66 San Luis Obispo N of San Simeon. Near edge of wet prairie bordered by Hwy 1 and Breaker Point (near Arroyo Hondo and S of Arroyo de la Cruz) Comment
  OBI25992  Festuca perennis David J. Keil 1981-5-16 14619 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI21886  Festuca rubra Robert F. Hoover 1951-6-15 8058 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  OBI21889  Festuca rubra Robert F. Hoover 1950-5-30 7941 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  OBI21892  Festuca rubra Robert F. Hoover 1951-6-15 8058 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  OBI33028  Festuca rubra David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17157 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI50374  Festuca rubra David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17157 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI25993  Foeniculum vulgare David J. Keil 1981-5-16 14620 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI5593  Foeniculum vulgare Sharon Jochums 1974-5-19 219 San Luis Obispo S of Arroyo de la Cruz W of hwy 1 Comment
  OBI66480  Fragaria chiloensis David J. Keil, with Dave Hacker 2005-6-24 30396 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  OBI72019  Fragaria chiloensis Michael Walgren 2010-1-29 64 San Luis Obispo N of San Simeon. Cal trans right of way on E side of hwy 1, just S of Arroyo del Osos (which is between Arroyo de la Cruz and Piedras Blancas Pt). This area is planned for hwy realignment; therefore, this pop will be displaced in the next couple years Comment
  OBI25577  Fragaria vesca David J. Keil 1981-5-16 14672 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32222  Fragaria vesca David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14351 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR29871.1  Fragaria vesca subsp. californica David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14351 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI25566  Frangula californica subsp. californica David J. Keil 1981-5-16 14659 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  POM319449  Fritillaria Patricia Wilder 1969-3-30 4487 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on California State Highway 1; bluffs above the Pacific Ocean. South Coast mt. range, Pacific Ocean drainage area 23 Comment
  OBI25467  Fritillaria biflora David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14009 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SBBG107822  Galium C. B. Hardham 1964-6-19 12022 San Luis Obispo Arroyo de la Cruz Comment
  OBI73485  Galium angustifolium subsp. angustifolium David J. Keil, with Mike Mattina 2010-5-31 30804 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI45468  Galium aparine David J. Keil, Eric Wise 1981-5-25 14752 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG112528  Galium aparine D. Keil, E. Wise 1981-5-25 14752 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz, near Hwy 1, just E of bridge Comment
  OBI45427  Galium californicum subsp. californicum David J. Keil, Mark Meredith 1984-4-14 18122 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  UC1583637  Galium californicum subsp. californicum David Keil with Mark Meredith 1984-4-14 18122 San Luis Obispo ridge system s Arroyo de la Cruz (n of San Simeon) Comment
  JEPS24923  Galium californicum subsp. flaccidum Clare B. Hardham 1960-6-17 6174 San Luis Obispo ridge between Arroyo de la Cruz and San Carpoforo Creek; Santa Lucia Mountains Comment
  SBBG125354  Galium californicum subsp. flaccidum C. B. Hardham 1960-6-17 6174 San Luis Obispo ridge between Arroyo de la Cruz and San Carpoforo Crk Comment
  SBBG107823  Galium hardhamiae C. B. Hardham 1964-6-19 12025 San Luis Obispo San Carpoforo Crk 304 Comment
  OBI26001  Galium porrigens David J. Keil 1981-5-16 14609 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32228  Galium trifidum subsp. columbianum David J. Keil, Eric Wise 1981-5-25 14789 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI45281  Galium trifidum subsp. columbianum David J. Keil 1982-6-26 16220 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI31983  Gamochaeta ustulata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14405 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI66103  Garrya elliptica David J. Keil 1983-7-16 17405 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC283909  Gastridium ventricosum Ernest C. Twisselmann 1965-11-2 11700 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 4 Comment
  CAS-BOT-BC283910  Gastridium ventricosum Ernest C. Twisselmann 1965-11-2 11700 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 4 Comment
  OBI76829  Gastridium ventricosum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13989 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI45438  Genista monspessulana David J. Keil 1984-4-14 18128 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  CDA43184  Geranium core-core Richard R. Halse 2015-3-23 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. Comment
  OBI66409  Geranium core-core David J. Keil, with Dave Hacker 2005-6-24 30391 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  SEINET13752195 Image available Geranium core-core Richard R. Halse 2015-1 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  SEINET8693880 Image available Geranium core-core Richard R. Halse 2015-1 9343 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. 14 Comment
  UC1927784  Geranium core-core David Keil with Dave Hacker 2005-6-24 30391 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  UCD77736  Geranium core-core Robert E. Preston 2000-4-26 1338 San Luis Obispo San Luis Obispo County: Ca. 3 mi n of Point Piedras Blancas, 0.2 mi s of Arroyo de la Cruz, along roadsides, 35? 42' 29' N, 121? 18' 00' W 15 Comment
  OBI25586  Geranium dissectum David J. Keil 1981-5-16 14690 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCR123169  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7421 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI25603  Geranium molle David J. Keil 1981-5-16 14702 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SBBG95509  Gilia achilleifolia cLeod, B. Burdett, L. Burdett 1963-5-14 16990 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, above N-trending section of Arroyo de la Cruz 5 Comment
  UCR67845  Gilia achilleifolia subsp. multicaulis David J. Keil, D. Walters, M. G. McLeod, et al. 1983-5-14 16990 San Luis Obispo Central Coast, Along ridge system between Arroyo de la Cruz and Arroyo del Oso. 180 Comment
  UCR123170  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7615 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  CAS-BOT-BC307434  Gnaphalium palustre Ernest C. Twisselmann 1965-11-2 11706 San Luis Obispo Arroyo de la Cruz between Highway 1 and the ocean 4 Comment
  OBI33027  Gnaphalium palustre David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17154 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  RSA131330  Grindelia camporum var. bracteosa Peter H. Raven 1957-7-6 11059 -A San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  CAS-BOT-BC305131  Grindelia hirsutula R. F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC305132  Grindelia hirsutula R. F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  JEPS20070  Grindelia hirsutula Peter H. Raven 1957-7-6 11059 A San Luis Obispo 2.3 mi n Arroyo de la Cruz Creek Comment
  OBI16371  Grindelia hirsutula Robert F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI25459  Grindelia hirsutula David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13986 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SBBG109814  Grindelia hirsutula C. B. Hardham 1959-5-21 4597 San Luis Obispo Arroyo de la Cruz Comment
  OBI25573  Grindelia stricta var. platyphylla David J. Keil 1981-5-16 14668 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32324  Hainardia cylindrica David J. Keil 1982-6-26 16211 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI72013  Hainardia cylindrica Michael Walgren 2008-6-15 65 San Luis Obispo N of San Simeon, near Beaker point (which is between Arroyo de la cruz and arroyo Hondo). Exact location not certain; near a culvert just N of Arroyo Hondo Comment
  SBBG80807  Hainardia cylindrica D. Keil 1982-6-26 16211 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon; in dune hollow N of mouth of the Arroyo Comment
  UCR29093  Hainardia cylindrica David J. Keil 1982-6-26 16211 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI32003  Hazardia squarrosa David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15669 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  OBI32023  Hedypnois rhagadioloides David J. Keil, Eric Wise 1981-5-25 14801 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC306720  Helenium bigelovii R. F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC306726  Helenium bigelovii R. F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI16348  Helenium bigelovii Robert F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI25987  Helenium bigelovii David J. Keil 1981-5-16 14642 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI32011  Helenium bigelovii David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15869 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  RSA201730  Helenium bigelovii Robert F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  UC1285400  Helenium puberulum R. F. Hoover 1947-8-9 7360 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz (near ocean) Comment
  UCR29907  Helianthemum scoparium David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14430 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UCR231148  Helianthus gracilentus R. F. Thorne, Percy C. Everett 1963-6-12 32273 A San Luis Obispo Central Coast, 1 mi. north of entrance to Piedras Blancas Point 8 Comment
  OBI32037  Heliotropium curassavicum David J. Keil, Eric Wise 1981-5-25 14795 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI72848  Heliotropium curassavicum Michael Walgren 2010-8-13 151 San Luis Obispo At the mouth of Arroyo de la Cruz Comment
  OBI5555  Helminthotheca echioides Sharon Jochums 1974-2-2 5 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  OBI75023  Helminthotheca echioides Michael Walgren 2011-2-24 208 San Luis Obispo San Simeon State park. Along the first crk S of Arroyo de los Chinos, W of hwy 1 15 Comment
  OBI77528  Helminthotheca echioides David J. Keil, Eric Wise 1981-5-25 14748 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SEINET11197271 Image available Helminthotheca echioides R. R. Halse 2012-3-27 8442 San Luis Obispo Along State Hwy. 1, ca. 1.4 miles S of Ragged Point, near the spot where the Hwy. crosses over San Carpoforo Creek 21 Comment
  UCD170126  Helminthotheca echioides Richard R. Halse 2012-3-27 8442 San Luis Obispo San Luis Obispo County: Along State Hwy 1, ca. 1.4 miles south of Ragged Point, near the spot where the Hwy crosses over San Carpoforo Creek. 21 Comment
  OBI32001  Hemizonia congesta subsp. luzulifolia David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15664 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  RSA131329  Hemizonia corymbosa subsp. corymbosa Peter H. Raven 1957-7-6 11061 -A San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  RSA128196  Hemizonia corymbosa subsp. macrocephala Clare B. Hardham 1959-5-21 4663 San Luis Obispo Arroyo de la Cruz; Santa Lucia mountains. Comment
  CAS-BOT-BC123541  Hemizonia increscens subsp. increscens Robert Francis Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI16143  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16144  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI16145  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  NY179276  Hemizonia paniculata subsp. cruzensis R. F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI32993  Hesperevax sparsiflora var. sparsiflora David J. Keil, Malcolm McLeod and CNPS Rare Plant Committee 1983-5-1 16970 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chino Comment
  RSA522507  Hesperevax sparsiflora var. sparsiflora David J. Keil, M. G. McLeod 1983-5-1 16970 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  SBBG95743  Hesperevax sparsiflora var. sparsiflora D. Keil, M. McLeod 1983-5-1 16970 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI33009  Hesperocnide tenella David J. Keil 1983-4-23 17939 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  SBBG95526  Hesperocnide tenella D. Keil 1983-4-23 17939 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI32089  Hesperolinon micranthum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13977 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32252  Hesperoyucca whipplei David J. Keil 1981-6-20 14904 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32215  Heteromeles arbutifolia David J. Keil 1981-6-20 14887 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32225  Heteromeles arbutifolia David J. Keil, Melissa Luckow 1981-7-3 14961 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32018  Heterotheca oregona David J. Keil 1981-6-20 14899 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI33104  Heterotheca oregona David J. Keil 1983-7-16 17403 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI39100  Heterotheca oregona David J. Keil 1983-7-16 17403 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI71813  Heterotheca oregona Michael Walgren 2009-8-25 25 San Luis Obispo In Cal Trans hwy 1 right-of -way on inland side of bridge over Arroyo de la Cruz Comment
  UCR29413  Heterotheca oregona David J. Keil 1981-6-20 14899 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC1953358  Heterotheca oregona var. oregona Michael Walgren 2009-8-25 26 San Luis Obispo SAN LUIS OBISPO CO: In CalTrans Highway 1 right-of-way on inland side of bridge over Arroyo de la Cruz. Comment
  OBI25975  Hirschfeldia incana David J. Keil 1981-5-16 14629 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI72831  Hoita macrostachya Michael Walgren 2010-8-19 161 San Luis Obispo On immed edge of the first crk N of San Carpoforo Crk within 100 m inland of the hwy one culvert over this crk Comment
  OBI78065  Hoita macrostachya David J. Keil 1981-6-20 14892 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI33108  Holocarpha heermannii David J. Keil 1983-9-10 17946 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA524217  Holocarpha heermannii David J. Keil 1983-9-10 17946 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  UC1583640  Holocarpha heermannii David Keil 1983-9-10 17946 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI32224  Holodiscus discolor David J. Keil 1981-6-20 14864 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI71810  Holodiscus discolor Michael Walgren 2009-8-26 22 San Luis Obispo Occurs on SE slope where hwy 1 crosses the first crk N of San Carpoforo Cr 65 Comment
  UCR29866A  Holodiscus discolor David J. Keil 1981-6-20 14864 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC284669  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9419 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz Comment
  CAS-BOT-BC284670  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9420 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz Comment
  UC1146325  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9420 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  UC1146326  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9419 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  OBI32314  Hordeum marinum David J. Keil, Eric Wise 1984-5-25 14802 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI25595  Hordeum murinum David J. Keil 1981-5-16 14677 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI45279  Hordeum vulgare David J. Keil 1982-6-26 16188 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI10117  Horkelia californica Robert F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI10118  Horkelia californica Robert F. Hoover 1964-3-26 8655 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI10119  Horkelia californica Robert F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI25592  Horkelia californica David J. Keil 1981-5-16 14680 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI33313  Horkelia californica Robert J. Rodin 1974-5-12 9492 San Luis Obispo San Simeon area N of State Park at mouth of Arroyo de la Cruz Comment
  UC1296051  Horkelia californica R. F. Hoover 1947-9-14 7394 San Luis Obispo between San Carpoforo Creek Arroyo de la Cruz Comment
  UC1296052  Horkelia californica R. F. Hoover 1964-3-26 8655 San Luis Obispo near mouth of Arroyo de la Cruz Comment
  OBI73265  Horkelia californica var. californica Michael Walgren 2010-8-16 183 San Luis Obispo San Simeon State park, between Arroyo Honda and Arroyo de los Chinos, just S of Breaker Point Comment
  OBI26000  Horkelia cuneata subsp. cuneata David J. Keil 1981-5-16 14608 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32216  Horkelia cuneata subsp. cuneata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14444 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UCR29867.2  Horkelia cuneata subsp. cuneata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, et al. 1981-4-11 14444 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  OBI13200  Hosackia gracilis Robert F. Hoover 1952-5-10 8165 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI32111  Hosackia gracilis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14335 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG40327  Hosackia gracilis R. F. Hoover 1968-4-20 11067 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  OBI32955  Hydrocotyle ranunculoides David J. Keil 1983-5-22 17070 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45278  Hydrocotyle verticillata David J. Keil 1982-6-26 16208 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI26024  Hypochaeris radicata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14005 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI21068  Iris douglasiana Robert F. Hoover 1947-3-16 6678 San Luis Obispo San Carpoforo Crk near ocean Comment
  OBI27050  Iris douglasiana David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14031 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32273  Iris douglasiana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14369 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  POM319479  Iris douglasiana Patricia Wilder 1969-3-30 4486 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on California State Highway 1; bluffs above the Pacific Ocean. South Coast mt. range, Pacific Ocean drainage area 23 Comment
  RSA43146  Iris douglasiana Robert F. Hoover 1947-3-16 6678 San Luis Obispo San Luis Obispo County: San Carpoforo Creek, near ocean Comment
  SBBG107747  Iris douglasiana C. B. Hardham 1958-3-25 2925 San Luis Obispo near San Carpoforo Crk Comment
  SD98916  Iris douglasiana Darley F. Howe 1977-5-17 San Luis Obispo South of the mouth of Arroyo de la Cruz. Comment
  UC1296341  Iris douglasiana R. F. Hoover 1947-3-16 6678 San Luis Obispo near ocean San Carpoforo Creek Comment
  UCR29106  Iris douglasiana David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14369 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC311681  Isocoma menziesii var. sedoides R. F. Hoover 1966-9-13 10006 San Luis Obispo Point Sierra Nevada Comment
  JEPS19514  Isocoma menziesii var. sedoides Peter H. Raven 1957-8-31 11287 San Luis Obispo 2.3 mi n of mouth of Arroyo de la Cruz Creek Comment
  OBI45285  Isocoma menziesii var. sedoides David J. Keil 1982-6-26 16200 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. Comment
  UC1321283  Isocoma menziesii var. sedoides R. F. Hoover 1966-9-13 10000 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC324701  Isocoma menziesii var. vernonioides Peter H. Raven 1957-8-31 11287 San Luis Obispo 2.3 miles north of mouth of Arroyo de la Cruz Creek Comment
  OBI15992  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-13 10000 San Luis Obispo Point Sierra Nevada Comment
  OBI66725  Isoetes nuttallii David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29753 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1927705  Isoetes nuttallii David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29753 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  OBI66721  Isolepis carinata David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29766 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  CAS-BOT-BC112552  Isolepis cernua R. F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  CAS-BOT-BC112559  Isolepis cernua Clare Butterworth Hardham 1959-5-21 4665 San Luis Obispo Arroyo de la Cruz Comment
  OBI22582  Isolepis cernua Robert F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI22589  Isolepis cernua Robert F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI26009  Isolepis cernua David J. Keil 1981-5-16 14599 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32269  Isolepis cernua David J. Keil, Eric Wise 1981-5-25 14828 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  RSA141820  Isolepis cernua Clare B. Hardham 1959-5-21 4665 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  RSA180161  Isolepis cernua Clare B. Hardham 1959-5-21 4665 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  OBI32274  Juncus bufonius var. bufonius David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14445 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI48042  Juncus bufonius var. bufonius David J. Keil 1981-5-16 14636 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI72768  Juncus bufonius var. bufonius Michael Walgren 2008-6-15 135 San Luis Obispo San Simeon State Park, near unnamed drainage about .57 mi S of Arroyo Hondo, on W side of hwy 1 Comment
  OBI25471  Juncus bufonius var. congestus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14014 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  RSA180968  Juncus bufonius var. congestus Ernest C. Twisselmann 1965-11-2 11704 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  SBBG95737  Juncus patens D. Keil 1983-5-22 17073 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  RSA180175  Juncus phaeocephalus var. phaeocephalus Clare B. Hardham 1959-5-21 4610 San Luis Obispo Arroyo de la Cruz Comment
  UCR29108  Juncus xiphioides var. xiphioides David J. Keil 1981-6-20 14894 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI26138  Koeleria macrantha David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14045 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI73491  Koeleria macrantha David J. Keil, with Mike Mattina 2010-5-31 30802 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI33041  Lactuca saligna David J. Keil 1983-9-10 17954 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI45426  Lactuca saligna David J. Keil 1983-7-16 17404 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UC1583642  Lactuca saligna David Keil 1983-9-10 17954 San Luis Obispo Arroyo de la Cruz Comment
  OBI33044  Lactuca serriola David J. Keil 1983-9-10 17943 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC334589  Lasthenia californica R. F. Hoover 1968-4-20 11072 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CAS-BOT-BC324415  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC324416  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC324417  Lasthenia californica subsp. macrantha R. F. Hoover 1965-6-14 9415 San Luis Obispo 1.8 mile north of Arroyo de la Cruz Comment
  CAS-BOT-BC324419  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC324420  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  UC1285056  Lasthenia californica subsp. macrantha R. F. Hoover 1965-6-14 9418 San Luis Obispo 1.8 mi n Arroyo de la Cruz Comment
  UC1285394  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  UC1285405  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  SBBG95527  Lasthenia glaberrima D. Keil 1983-4-23 16937 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, N of Arroyo and W of Hwy 1 Comment
  UCR29414  Lasthenia gracilis David J. Keil 1981-6-20 14928 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  SD71148  Lasthenia macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1. Comment
  RSA201726  Lasthenia macrantha subsp. macrantha Robert F. Hoover 1948-2-22 s.n. San Luis Obispo 1.8 miles north of Arroyo de la Cruz, on Hwy 1 Comment
  UC1583647  Lasthenia macrantha subsp. macrantha David Keil 1983-7-16 17388 San Luis Obispo 1.8 mi n Arroyo de la Cruz (w of Hwy 1) Comment
  UCR161474  Lasthenia macrantha subsp. macrantha George K. Helmkamp, E. A. Helmkamp 2005-5-17 9482 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI78967  Lathyrus jepsonii Michael Walgren 2013-5-23 348 San Luis Obispo Along Highway One at San Carpoforo Creek in the north county, on the northwest corner of the bridge over the creek. 13 Comment
  OBI25589  Lathyrus vestitus var. vestitus David J. Keil 1981-5-16 14685 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI45415  Lathyrus vestitus var. vestitus David J. Keil 1983-9-10 17947 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC197327  Lathyrus vestitus var. vestitus I. J. Condit Jun 1912 San Luis Obispo San Carpojo Comment
  OBI25982  Layia platyglossa David J. Keil 1981-5-16 14631 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI32008  Layia platyglossa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14426 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5538  Layia platyglossa Sharon Jochums 1974-4-28 158 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI72757  Layia platyglossa Michael Walgren 2010-4-7 114 San Luis Obispo San Simeon State Park on W side of hwy 1 just S of the Piedras Blancas Motel, in a former campground area between Arroyo del Corral and Arroyo del Osos Comment
  OBI72811  Layia platyglossa Michael Walgren 2010-4-7 113 San Luis Obispo San Simeon State Park on W side of hwy 1, approx .67 mi S of Arroyo Hondo and 1.05 mi N of Arroyo de los Chinos Comment
  UCR161675  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2005-5-17 9477 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI71786  Lepechinia calycina Michael Walgren 2008-7-16 59 San Luis Obispo San Simeon State Park on high coastal bluff to immediate S of, and above, San Carpoforo Crk mouth Comment
  OBI75095  Lepechinia calycina Michael Walgren 2011-5-4 236 San Luis Obispo Northern coastal county, S of San Carpoforo Crk, near the NW corner of the bluff 33 Comment
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Jan 20 2013
  OBI32050  Lepidium chalepense David J. Keil 1982-6-26 16232 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33095  Lepidium didymum David J. Keil 1983-7-16 17387 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on coastal terr W of hwy 1 Comment
  OBI69284  Lepidium didymum Oliver Hernandez 2008-6-18 5 San Luis Obispo Throughout the cove S of coordinates. Also at residence n35.74355 W121.31124 7 Comment
  OBI32040  Lepidium nitidum David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15689 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system, just S of the Arroyo Comment
  OBI32045  Lepidium nitidum David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15864 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCR29951A  Lepidium nitidum David J. Keil, Warren Roberts, Roger Raiche 1982-1-30 15689 San Luis Obispo Central Coast, Arroyo de la Cruz, north of San Simeon. Along ridge system just south of the arroyo. Comment
  OBI32307  Leymus condensatus David J. Keil 1981-6-20 14898 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UC1131623  Leymus condensatus F. H. Raymond 1930-7-6 103 San Luis Obispo San Carpoforo Creek Cape San Martin Quadrangle (mouth) Comment
  RSA659233  Lilaea scilloides David J. Keil, Warren Roberts, Roger Raiche 1982-1-30 15691 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just south of the Arroyo Comment
  SBBG96094  Lilaea scilloides D. Keil 1983-4-23 16929 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI33118  Lilium pardalinum David J. Keil 1983-9-10 17950 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32155  Linum bienne David J. Keil 1982-6-26 16247 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33088  Linum bienne David J. Keil 1983-4-23 16942 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI73279  Linum bienne Michael Walgren 2010-9-30 193 San Luis Obispo San Simeon State Park, in an artificial drainage created by an ag berm, on the N edge of the wetlands at Arroyo de la Cruz Comment
  SBBG54866  Linum bienne D. Keil 1982-6-26 16247 San Luis Obispo vicinity of Arroyo de la Cruz N of San Simeon, along Hwy 1 Comment
  UCR28952  Linum bienne David J. Keil 1982-6-26 16247 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI45289  Lithophragma heterophyllum David J. Keil 1985-4-6 18530 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  UCR42907  Lithophragma heterophyllum David J. Keil 1985-4-6 18530 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, north of San Simeon. Ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI45435  Logfia filaginoides David J. Keil, Mark Meredith 1984-4-14 18119 San Luis Obispo Ridge systems S of Arroyo de la Cruz, N of San Simeon Comment
  OBI77582  Logfia filaginoides David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15872 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI25980  Logfia gallica David J. Keil 1981-5-16 14627 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  RSA191882  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1963-6-12 32249 San Luis Obispo At Arroyo de la Cruz Creek Comment
  OBI31949  Lomatium caruifolium David J. Keil, Melissa Luckow 1981-7-3 14984 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  OBI77679  Lomatium caruifolium David J. Keil, V. L. Holland, rhonda Riggins, and Melissa Luckow 1982-4-8 15874 San Luis Obispo N of San Simeon on ridgealong N side of Arroyo de la Cruz Comment
  UCR42910  Lomatium caruifolium David J. Keil 1985-4-6 18539 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  JEPS116408  Lomatium caruifolium var. caruifolium D. H. Wilken with E. Painter, T. Wardlaw, R. Muller 2006-4-28 16281 San Luis Obispo Coastal bluff, ca. 0.8 km N of mouth of Arroyo de los Chinos, 1.4 km NW of Yellow Hill Comment
  SBBG37977  Lomatium caruifolium var. caruifolium D. Wilken, E. Painter, T. Wardlaw, R. Muller 2006-4-28 16281 San Luis Obispo coastal bluff, ca. 0.8 km N of mouth of Arroyo de los Chinos, 1.4 km NW of Yellow Hill 10 Comment
  CAS-BOT-BC218443  Lomatium parvifolium R. F. Hoover 1950-5-30 7943 San Luis Obispo Just south of the mouth of Arroyo de la Cruz Comment
  OBI25473  Lomatium parvifolium David J. Keil, Malcolm McLeod, Melissa Lucklow, Julie Vanderwier et al. 1980-5-18 14017 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI25588  Lomatium parvifolium David J. Keil 1981-5-16 14686 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI31934  Lomatium parvifolium David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15686 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI45682  Lomatium parvifolium David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20702 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI72103  Lomatium parvifolium Michael Walgren 2008-3-3 106 San Luis Obispo Vicinity of San Simeon State park, on CalTrans right-of-way rd edge on hwy 1 at SE corner of the bridge at Arroyo de la Cruz Comment
  OBI8859  Lomatium parvifolium Robert F. Hoover 1950-5-30 7943 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI8862  Lomatium parvifolium Robert F. Hoover 1968-4-20 11065 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  OBI77668  Lonicera hispidula David J. Keil 1981-6-20 14868 San Luis Obispo No of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  OBI32055  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  OBI32057  Lonicera hispidula var. vacillans David J. Keil 1982-6-26 16233 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. Comment
  UC1125243  Lonicera hispidula var. vacillans H. A. Jensen 1930-7-7 38 San Luis Obispo Mouth of Estrada Creek Cape San Martin Quadrangle Comment
  UCR29908A  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UCR29903A  Lonicera involucrata David J. Keil 1981-4-11 14334 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC243955  Lonicera involucrata var. ledebourii Ernest C. Twisselmann 1965-11-2 11694 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 9 Comment
  CAS-BOT-BC243956  Lonicera involucrata var. ledebourii Ernest C. Twisselmann 1965-11-2 11694 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 9 Comment
  JEPS51971  Lonicera involucrata var. ledebourii Ernest C. Twisselmann 1965-11-2 11694 San Luis Obispo between ocean and Highway 1; Arroyo de la Cruz 9 Comment
  OBI77146  Lonicera involucrata var. ledebourii David J. Keil 1981-4-11 14334 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA128155  Lotus benthamii Clare B. Hardham 1959-5-21 4605 San Luis Obispo Arroyo de la Cruz. Comment
  RSA43249  Lotus benthamii Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI25574  Lotus corniculatus David J. Keil 1981-5-16 14669 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI72764  Lotus corniculatus Michael Walgren 2010-5-12 132 San Luis Obispo San Simeon State Park, along the banks of the first un-named crk N of Arroyo de los Chinos Comment
  SBBG109467  Lotus corniculatus C. B. Hardham 1959-5-21 4603 San Luis Obispo Arroyo de la Cruz Comment
  RSA216782  Lotus formosissimus Robert F. Hoover 1968-4-20 11067 San Luis Obispo Mesa summit south of Arroyo de la Cruz. Comment
  UCR123165  Lotus heermannii George K. Helmkamp, E. A. Helmkamp 2002-4-19 7553 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR28921  Lotus heermannii var. eriophorus David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14417 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UC195713  Lotus humistratus I. J. Condit Jun 1912 San Luis Obispo San Carpojoro Comment
  UC1583631  Lotus junceus var. biolettii David Keil 1985-6-8 18779 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, s of the arroyo); Arroyo de la Cruz Comment
  UCR28954  Lotus purshianus David J. Keil 1981-6-20 14918 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UCR28922  Lotus salsuginosus David J. Keil 1981-6-20 14902 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC195898 Image available Lotus strigosus I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  SEINET10773965  Lupinus J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12921 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; has the look of old coastal dunes. Comment
  OBI25453  Lupinus albifrons David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13993 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI32115  Lupinus albifrons David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14323 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32190  Lupinus albifrons David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14427 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC195759  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1938-6-15 5991 San Luis Obispo Carpojo Creek Comment
  CAS-BOT-BC196430  Lupinus arboreus R. F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  JEPS99196  Lupinus arboreus Clare B. Hardham 1959-5-21 4602 San Luis Obispo Arroyo de la Cruz Santa Lucia Mountains Comment
  OBI19299  Lupinus arboreus Robert F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI19303  Lupinus arboreus Robert F. Hoover 1948-5-16 7530 San Luis Obispo Between Carpoforo Crk and Arroyo de la Cruz Comment
  OBI26012  Lupinus arboreus David J. Keil 1981-5-16 14596 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SBBG3526  Lupinus arboreus C. B. Hardham 1959-5-21 4602 San Luis Obispo Arroyo de la Cruz Comment
  UC1285099  Lupinus arboreus R. F. Hoover 1948-5-16 7530 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz; betw San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI73445  Lupinus bicolor David J. Keil, with Mike Mattina 2010-5-31 30786 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI78119  Lupinus bicolor David J. Keil, Melissa Luckow 1981-7-3 14976 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UC1129425  Lupinus chamissonis H. A. Jensen 1930-7-6 34 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI32122  Lupinus hirsutissimus David J. Keil, Melissa Luckow 1981-7-3 14975 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI33039  Lupinus latifolius David J. Keil 1983-9-10 17952 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32118  Lupinus microcarpus var. densiflorus David J. Keil 1981-6-20 14851 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32123  Lupinus microcarpus var. densiflorus David J. Keil 1981-7-3 14977 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI26011  Lupinus nanus David J. Keil 1981-5-16 14597 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI78137  Lupinus nanus Robert F. Hoover 1950-5-30 7954 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UCR123166  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7554 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR161475  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9479 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI78548  Lupinus succulentus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14428 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCR161469  Lupinus variicolor George K. Helmkamp, E. A. Helmkamp 2005-5-17 9476 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI32200  Lysimachia arvensis David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14408 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5625  Lysimachia arvensis Sharon Jochums 1974-5-18 229 San Luis Obispo On marine terr just S of Arroyo de la Cruz W of hwy 1 Comment
  OBI45425  Lysimachia latifolia David J. Keil, Mark Meredith 1984-4-14 18126 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI32201  Lysimachia minima David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15849 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI45284  Lysimachia minima David J. Keil 1982-6-26 16237 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI32156  Lythrum hyssopifolia David J. Keil, Eric Wise 1981-5-25 14757 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI25465  Madia exigua David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13978 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32025  Madia exigua David J. Keil 1982-6-26 16231 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI32088  Madia exigua David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13978 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  CAS-BOT-BC345103  Madia sativa R. F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  OBI15735  Madia sativa Robert F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI32027  Madia sativa David J. Keil, Eric Wise 1981-5-25 14760 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  RSA216845  Madia sativa Robert F. Hoover 1966-9-13 9998 San Luis Obispo 2 mi. n. of Arroyo de la Cruz on Highway 1. Comment
  RSA43141  Maianthemum stellatum Robert F. Hoover 1947-3-16 6680 San Luis Obispo San Luis Obispo County: San Carpoforo Creek, near ocean Comment
  OBI32157  Malva nicaeensis David J. Keil 1981-6-20 14856 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI66988  Malva pseudolavatera David J. Keil 2000-6-28 28832 -4 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI32083  Marah fabacea David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14325 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI32084  Marah fabacea David J. Keil, Eric Wise 1981-5-25 14775 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI17797  Mariposa clavata var. recurvifolia Robert F. Hoover 1954-7-17 8349 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI25567  Marrubium vulgare David J. Keil 1981-5-16 14660 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI78252  Marrubium vulgare David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13984 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI33014  Matricaria discoidea David J. Keil 1983-4-23 16946 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI73449  Medicago minima David J. Keil, with Mike Mattina 2010-5-31 30795 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32112  Medicago polymorpha David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14403 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CDA43326  Medicago praecox David J. Keil 2011-6-24 31051 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of San Carpoforo Creek. Comment
  OBI75221  Medicago praecox David J. Keil 2011-6-24 31051 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 80 Comment
  OBI25991  Medicago sativa David J. Keil 1981-5-16 14618 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CDA33374  Medicago scutellata D. R. Miller, E. A. Appel 2009-5-3 509 .876 San Luis Obispo In field next to San Carpoforo Creek. Approx. 2/3 m (1 km) east of Hwy 1 from bridge. Comment
  OBI70762  Medicago scutellata D. R. Miller, J. Butler, E. A. Appel 2009-5-3 509 .875 San Luis Obispo Next to San Carpoforo Crk. Approx 2/3 mi E of hwy 1 from bridge 14 Comment
  UC1953317  Medicago scutellata D. R. Miller, E. A. Appel 2009-5-3 509 .876 San Luis Obispo Next to San Carpoforo Creek. Approx. 2/3 mi. (1 km) east of Hwy 1 from bridge. Comment
  CDA33375  Medicago truncatula D. R. Miller, E. A. Appel 2009-5-3 509 .877 San Luis Obispo In grassy field alongside San Carpoforo Creek. Approx. 2/3 m (1 km) east of Hwy 1 from bridge. Comment
  OBI70744  Medicago truncatula D. R. Miller, E. A. Appel 2009-5-3 509 .878 San Luis Obispo In field next to San Carpoforo Crk. Approx 1 km (2/3 mi) e of hwy 1 from bridge 15 Comment
  UC1953318  Medicago truncatula D. R. Miller, E. A. Appel 2009-5-3 509 .877 San Luis Obispo Along side of San Carpoforo Creek. Approx. 2/3 mi (1km) east of Highway 1 from bridge. Comment
  OBI32312  Melica imperfecta David J. Keil, Eric Wise 1981-5-25 14838 San Luis Obispo N of San Simeon in vicinty of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI27048  Melica torreyana David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14033 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32298  Melica torreyana David J. Keil 1981-6-20 14885 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32304  Melica torreyana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14399 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI45677  Melica torreyana David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20711 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UC1583622  Melica torreyana David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20711 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  OBI25984  Melilotus indicus David J. Keil 1981-5-16 14634 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI33110  Mentha canadensis David J. Keil 1983-9-10 17958 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI33115  Mentzelia laevicaulis David J. Keil 1983-9-10 17941 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG96095  Mentzelia laevicaulis D. Keil 1983-9-10 17941 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI45300  Micranthes bryophora David J. Keil 1985-4-6 18525 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI26023  Micropus californicus var. californicus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14004 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI77576  Micropus californicus var. californicus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14400 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC348716  Microseris bigelovii R. F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi. n. of Arroyo de la Cruz, on State Highway no. 1 Comment
  JEPS35279  Microseris bigelovii R. F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Highway 1. Comment
  OBI15623  Microseris bigelovii Robert F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI25479  Microseris bigelovii David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14023 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32978  Microseris douglasii subsp. douglasii David J. Keil, Malcolm McLeod, and CNPS Rare plant committee 1983-5-1 16959 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chino Comment
  CAS-BOT-BC322717  Microseris paludosa R. F. Hoover 1950-5-30 7952 San Luis Obispo Just south of the mouth of Arroyo de la Cruz Comment
  OBI15601  Microseris paludosa Robert F. Hoover 1950-5-30 7952 San Luis Obispo Mouth of Arroyo de la Cruz (just S of). On hilltop Comment
  OBI26143  Microseris paludosa David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14040 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32009  Microseris paludosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14361 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI66724  Microseris paludosa David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29761 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1276297  Microseris paludosa R. F. Hoover 1950-5-30 7952 San Luis Obispo just s of mouth Arroyo de la Cruz; mouth of Arroyo de la Cruz Comment
  OBI32238  Mimulus aurantiacus var. aurantiacus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14352 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA172236  Mimulus aurantiacus var. aurantiacus Robert F. Thorne, Percy C. Everett 1963-6-12 32251 San Luis Obispo Along roadside on sandy roadbank at Arroyo de la Cruz Creek. Comment
  OBI32241  Mimulus aurantiacus var. grandiflorus David J. Keil 1981-6-20 14912 San Luis Obispo N of San Simeon along thechannel and banks of Arroyo de la Cruz E of hwy 1 Comment
  JEPS116417  Mimulus aurantiacus var. puniceus D. H. Wilken with E. Painter, T. Wardlaw, R. Muller 2006-4-28 16282 San Luis Obispo West side of State Hwy 1, ca. 0.3 km S of Arroyo de la Cruz. Comment
  OBI32243  Mimulus guttatus David J. Keil, Eric Wise 1981-5-25 14781 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG95510  Minuartia douglasii cLeod, B. Burdett, L. Burdett 1983-5-14 16985 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso, N-trending section of Arroyo de la Cruz 5 Comment
  OBI32060  Minuartia pusilla David J. Keil 1981-4-11 14342 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI66713  Minuartia pusilla David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29757 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI45684  Monardella palmeri David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20701 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UC1583625  Monardella palmeri David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20701 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  OBI72847  Monardella villosa Michael Walgren 2010-8-13 150 San Luis Obispo Hwy 1 rd cut SE base of bridge over Arroyo de la Cruz. At the top of the rd cut adj to ranch fencing and under/on edge of coastal scrub Comment
  OBI79547  Monardella villosa Michael Walgren 2014-5-1 404 San Luis Obispo North coastal county, on a north facing slope east of Highway One and immediately south of Arroyo de la Cruz. 22 Comment
  OBI32148  Monardella villosa subsp. obispoensis David J. Keil 1981-6-20 14872 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32152  Monardella villosa subsp. obispoensis David J. Keil 1982-6-26 16242 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI45686  Monardella villosa subsp. obispoensis David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20698 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UCR28912  Monardella villosa subsp. obispoensis David J. Keil 1981-6-20 14872 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UC195863  Monardella villosa subsp. villosa I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  RSA522509  Monolopia gracilens David J. Keil, Malcolm McLeod, California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  SBBG95537  Monolopia gracilens D. Keil, M. McLeod 1983-5-1 16973 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos, N of main channel of Arroyo de la Cruz Comment
  OBI26004  Morella californica David J. Keil 1981-5-16 14612 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI66804  Muhlenbergia rigens David J. Keil 2000-6-28 28825 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  RSA755084  Muhlenbergia rigens David J. Keil 2000-6-28 28825 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, W of California Highway 1. Comment
  OBI32046  Nasturtium officinale David J. Keil, Melissa Luckow 1981-7-3 14972 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32049  Nasturtium officinale David J. Keil, Eric Wise 1981-5-25 14788 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI72972  Navarretia squarrosa D. R. Miller 2010-7-4 710 .935 San Luis Obispo 1 mi (+/-) from hwy 1 on rd into San Carpoforo Crk 98 Comment
  OBI33042  Nicotiana quadrivalvis David J. Keil 1983-9-10 17955 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI71811  Notholithocarpus densiflorus var. densiflorus Michael Walgren 2009-8-26 23 San Luis Obispo Occurs on SE slope where Hwy 1 crosses the first creek N of San Carpoforo Cr 65 Comment
  OBI32237  Nuttallanthus texanus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15863 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CDA17689  Oemleria cerasiformis Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz, Vermillion Hill. 152 Comment
  CDA17873  Oemleria cerasiformis Austin Griffiths 1987-4-11 18102 San Luis Obispo Santa Lucia Mountains; Along N bench of Arroyo de la Cruz watercourse, ca. half mile downstream from streamflow gauge. 7 Comment
  OBI32227  Oemleria cerasiformis David J. Keil 1982-6-26 16243 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UCD113657  Oemleria cerasiformis Roman Gankin; W. R. Russell 1962-2-22 342 San Luis Obispo San Luis Obispo County: Northern part of county. Hill just south of Arroyo de la Cruz, 1/2 mile east of State Route 1 and 9.4 miles northwest of entrance to Hearst State Historical Monument. Comment
  OBI31947  Oenanthe sarmentosa David J. Keil, Eric Wise 1981-5-25 14792 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  RSA128144  Oenanthe sarmentosa Clare B. Hardham 1959-5-21 4592 San Luis Obispo Arroyo de la Cruz Comment
  SBBG107296  Oenanthe sarmentosa C. B. Hardham 1959-5-21 4592 San Luis Obispo Arroyo de la Cruz Comment
  JEPS83798  Orobanche californica subsp. condensa David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20700 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  OBI45288  Orobanche uniflora var. purpurea David J. Keil 1985-4-6 18536 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SEINET8466953 Image available Orobanche uniflora var. purpurea David Keil 1985-4-6 18536 San Luis Obispo Central Coast; 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  UCR42908  Orobanche uniflora var. purpurea David J. Keil 1985-4-6 18536 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  CDA25911  Oxalis latifolia David J. Keil, Dave Hacker 2005-6-24 30389 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse Road, south of Piedras Blancas Motel. 0 Comment
  OBI66411  Oxalis latifolia David J. Keil, with Dave Hacker 2005-6-24 30389 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI66718  Oxalis pes-caprae David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29763 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI11853  Oxalis pilosa Robert F. Hoover 1952-5-10 8163 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of), on mesa summit Comment
  OBI32169  Oxalis pilosa David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15671 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI32170  Oxalis pilosa David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14359 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI5489  Oxalis pilosa Sharon Jochums 1974-3-9 34 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI32171  Paeonia californica David J. Keil, Melissa Luckow 1981-7-3 14978 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32173  Papaver somniferum David J. Keil 1981-6-20 14896 San Luis Obispo N of San Simeon along the channel and banks of Aroryo de la Cruz E of hwy 1 Comment
  OBI32985  Parapholis incurva David J. Keil, Malcolm McLeod and CNPS Rare Plant Committee 1983-5-1 16953 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI33070  Parietaria hespera David J. Keil 1983-4-23 16932 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  RSA522536  Parietaria hespera var. hespera David J. Keil 1983-4-23 16932 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of highway 1. Comment
  SBBG95536  Parietaria hespera var. hespera D. Keil 1983-4-23 16932 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI26006  Paspalum dilatatum David J. Keil 1981-5-16 14614 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32234  Pedicularis dudleyi David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15678 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
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Dec 30 2019
  OBI45429  Pedicularis dudleyi David J. Keil, Mark Meredith 1984-4-14 18124 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
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Dec 30 2019
  OBI75134  Pedicularis dudleyi David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14011 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
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Dec 30 2019
  CDA20789  Pedicularis rigginsiae G. F. Hrusa, A. Griffiths, D. Ragan 1985-3-16 3600 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz. Cinnabar Hill. 155 Comment
  JEPS86711  Pelargonium grossularioides L. R. Heckard with Jim Hickman et al. 1987-4-12 6657 San Luis Obispo 0.8 mi n San Carpoforo Creek (along CA Hwy 1, 80 m above ocean) Comment
  OBI083615  Pelargonium grossularioides David J. Keil 2016-5-21 34222 San Luis Obispo Between Ragged Point and San Carpoforo Creek on Highway, steep road cut 50 Comment
  PGM2888  Pelargonium grossularioides Vern Yadon 1987-4-15 San Luis Obispo Ragged Pt Highway 1, Plants roadside Comment
  PGM4538  Pelargonium grossularioides Vern Yadon 1995-7-18 San Luis Obispo Ragged Pt Along Highway 1, 0.5 mi south of Pt Comment
  UCR29095  Pellaea andromedifolia David J. Keil, D. Walters, R. Riggins, Melissa Luckow, M. G. McLeod 1981-4-11 14382 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG96087  Pellaea mucronata D. Keil 1988-6-11 20706 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI25977  Pennisetum clandestinum David J. Keil 1981-5-16 14624 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32013  Pentachaeta exilis David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15866 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI32017  Pentachaeta exilis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14309 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI66714  Pentachaeta exilis David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29758 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1927711  Pentachaeta exilis subsp. exilis David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29758 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  OBI31940  Perideridia californica David J. Keil 1981-6-20 14861 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  UCR12303  Perideridia gairdneri David J. Keil, Melissa Luckow, R. L. Allen 1981-11-11 15666 San Luis Obispo Central Coast, Arroyo de la Cruz north of San Simeon. Along south side of the Arroyo Comment
  CAS-BOT-BC211300  Perideridia gairdneri subsp. gairdneri R. F. Hoover 1947-9-14 7378 San Luis Obispo Betw. San Carpoforo Creek & Arroyo de la Cruz Comment
  OBI31933  Perideridia gairdneri subsp. gairdneri David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15666 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI33091  Perideridia gairdneri subsp. gairdneri David J. Keil 1983-7-16 17395 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI8813  Perideridia gairdneri subsp. gairdneri Robert F. Hoover 1947-9-14 7398 San Luis Obispo Betw. San Carpoforo Crk and Arroyo de la Cruz, near ocean Comment
  OBI66477  Perideridia kelloggii David J. Keil, with Dave Hacker 2005-6-24 30399 San Luis Obispo Just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  UC1583645  Perideridia pringlei David Keil 1983-7-16 17394 San Luis Obispo ne San Simeon (ridge s of Arroyo); Vicinity of Arroyo de la Cruz Comment
  OBI32195  Persicaria amphibia David J. Keil 1982-6-26 16240 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI66407  Persicaria punctata David J. Keil, with Dave Hacker 2005-6-24 30395 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI75372  Persicaria punctata Michael Walgren 2011-5-26 243 San Luis Obispo San Simeon state park near Arroyo del Corral, between Piedras Blancas Point and Arroyo de la Cruz. Plants form a population on the edge of a pond formed on the ocean side of a Caltrans hwy 1 culvert at the first crk downcoast of Arroyo del Corral. This unnamed crk is about 100 m downcoast of the mouth of Arroyo del Corral Comment
  OBI32142  Phacelia distans David J. Keil, Eric Wise 1981-5-25 14776 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5540  Phacelia distans Sharon Jochums 1974-4-28 144 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  SBBG55567  Phacelia distans D. Keil, D. Walters, M. McCleod, B. Burdett 1981-5-25 14776 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz; near St Hwy 1 Comment
  OBI32141  Phacelia egena David J. Keil 1981-6-20 14915 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UC1583753  Phacelia malvifolia David Keil 1985-4-6 18531 San Luis Obispo ridge s Arroyo (sw of cutoff oxbow, n of San Simeon); Vicinity of Arroyo de la Cruz Comment
  OBI32140  Phacelia malvifolia var. loasifolia David J. Keil 1981-6-20 14863 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45293  Phacelia malvifolia var. loasifolia David J. Keil 1985-4-6 18531 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Burned slope S of the Arroyo, SW of cutoff oxbow area Comment
  UCR29000  Phacelia malvifolia var. loasifolia David J. Keil 1981-6-20 14863 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  UCR123176  Phacelia ramosissima var. latifolia George K. Helmkamp, E. A. Helmkamp 2002-4-19 7552 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI25976  Phalaris aquatica David J. Keil 1981-5-16 14623 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32309  Phalaris aquatica David J. Keil 1981-6-20 14854 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UCR29113  Phalaris aquatica David J. Keil 1981-6-20 14854 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC258992  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  CAS-BOT-BC258995  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  OBI25585  Phalaris californica David J. Keil 1981-5-16 14691 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32316  Phalaris californica David J. Keil, Eric Wise 1981-5-25 14782 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI78968  Phalaris californica Michael Walgren 2013-5-23 349 San Luis Obispo Along Highway One at San Carpoforo Creek in the north county, on the northwest corner of the bridge over the creek. 13 Comment
  OBI79719  Phalaris californica Michael Walgren 2008-7-16 434 San Luis Obispo Common and widespread among an introduced Monterey pine forest at Ragged Point, which is just downcoast from San Carpoforo Cr 35 Comment
  OBI81069  Phalaris californica Michael Walgren 2007-6-19 455 San Luis Obispo San Carpoforo Creek west of the bridge of Highway One 3 Comment
  OBI47492  Pickeringia montana var. montana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18234 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CDA43229  Picris echioides Richard R. Halse 2012-3-27 8442 San Luis Obispo Along State Highway 1, ca. 1.4 miles south of Ragged Point, near the spot where the highway crosses over San Carpoforo Creek. Comment
  OBI31926  Pinus ponderosa David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15879 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI31927  Pinus ponderosa David J. Keil, Melissa Luckow 1981-7-3 14979 San Luis Obispo Arroyo de la cruz, N of San Simeon. along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mt and back to the hwy along riparian zone Comment
  OBI31928  Pinus radiata David J. Keil, Eric Wise 1981-5-25 14827 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SEINET10719573  Pinus radiata John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2928 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  OBI33106  Piperia elegans David J. Keil 1983-7-16 17399 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC195626  Piperia transversa I. J. Condit Jun 1912 San Luis Obispo San Carpojo Comment
  CDA26378  Pittosporum undulatum David J. Keil 2000-6-28 28831 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1. Mouth of coastal stream draining Santa Lucia Mountains. Near sea level. 0 Comment
  OBI66983  Pittosporum undulatum David J. Keil 2000-6-28 28831 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI66710  Plagiobothrys David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29754 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI20826  Plagiobothrys collinus Robert F. Hoover 1948-4-14 7450 San Luis Obispo Ragged Point (bluffs near) Comment
  OBI32029  Plagiobothrys collinus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14447 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UC1285278  Plagiobothrys collinus R. F. Hoover 1948-4-14 7450 San Luis Obispo bluffs near Ragged Point Comment
  UCR32563  Plagiobothrys collinus David J. Keil 1982-6-26 16198 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI32032  Plagiobothrys nothofulvus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15858 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI32038  Plagiobothrys reticulatus David J. Keil 1982-6-26 16198 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI32039  Plagiobothrys reticulatus David J. Keil 1982-6-26 16216 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG107167  Plantago C. B. Hardham 1959-5-21 4599 San Luis Obispo Arroyo de la Cruz Comment
  OBI32174  Plantago coronopus David J. Keil, Melissa Luckow 1981-7-3 14932 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCR123148  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7550 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  UCR39132  Plantago coronopus David J. Keil, V. L. Holland, R. Riggins, J. Madok 1980-5-16 13876 San Luis Obispo Central Coast, c. 1 mi north of Piedras Blancas Lighthouse Comment
  OBI32179  Plantago elongata David J. Keil 1982-6-26 16215 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UCR42909  Plantago elongata David J. Keil 1985-4-6 18537 San Luis Obispo Central Coast, 1.8 mi north of Arroyo de la Cruz, north of San Simeon. Inland to ridge overlooking Arroyo de los Chinos. Comment
  OBI25483  Plantago erecta David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14027 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32175  Plantago erecta David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14344 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32176  Plantago lanceolata David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14324 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG107346  Plantago lanceolata C. B. Hardham 1981-5-7 24002 San Luis Obispo Arroyo de la Cruz Comment
  OBI32178  Plantago major David J. Keil, Eric Wise 1981-5-25 14800 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI11629  Plantago maritima Robert F. Hoover 1947-8-9 7364 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI32180  Plantago maritima David J. Keil 1982-6-26 16206 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  JEPS35339  Plantago maritima var. californica R. F. Hoover 1964-6-13 9088 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  JEPS7588  Plantago maritima var. californica R. F. Hoover 1947-8-9 7364 San Luis Obispo between San Carpoforo Creek and Arroyo de la Cruz Comment
  OBI32177  Plantago subnuda David J. Keil, Eric Wise 1981-5-25 14785 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI32181  Platanus racemosa David J. Keil 1981-6-20 14909 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UCR29861A  Platanus racemosa David J. Keil 1981-6-20 14909 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32250  Plectritis congesta subsp. brachystemon David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14416 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32300  Poa annua David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14448 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI33006  Poa annua David J. Keil 1983-4-23 16936 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UCR29100  Poa secunda David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14398 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32305  Poa secunda subsp. secunda David J. Keil 1981-4-11 14398 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG96082  Poa secunda subsp. secunda D. Keil 1985-4-6 18529 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32301  Poa unilateralis David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15865 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz. Comment
  OBI13592  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo crk and Arroyo de la Cruz Comment
  OBI13595  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo crk and Arroyo de la Cruz Comment
  OBI32150  Pogogyne douglasii David J. Keil 1982-6-26 16217 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33096  Pogogyne douglasii David J. Keil 1983-7-16 17386 San Luis Obispo 1.8 mi N of Arroyo de la Cruz; W of hwy 1 Comment
  RSA113639  Pogogyne douglasii Peter H. Raven 1957-7-6 11060 a San Luis Obispo 2.3 miles north of Arroyo de la Cruz Creek. Comment
  RSA201664  Pogogyne douglasii Robert F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  RSA42994  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  SBBG86102  Pogogyne douglasii D. Keil 1982-6-26 16217 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon; N of arroyo Comment
  SDSU19289  Pogogyne douglasii Scott McMillan 1993-6-8 8 VI93B San Luis Obispo 1.9 miles north of Arroyo de la Cruz. 16 Comment
  SDSU19290  Pogogyne douglasii Scott McMillan 1993-6-8 8 VI93B San Luis Obispo 1.9 miles north of Arroyo de la Cruz. 16 Comment
  SDSU19309  Pogogyne douglasii Scott McMillan 1993-6-8 8 VI93 San Luis Obispo Locality #8. Arroyo de la Cruz. Left bluff sides. 6 Comment
  SDSU20800  Pogogyne douglasii Amanda Everett, Michael Simpson, Makenzie Mabry 2014-5-21 17 San Luis Obispo 1.7 miles north of Arroyo de la Cruz, westward toward cliff edge, then south ca 0.1 mi. 12 Comment
  SDSU21398  Pogogyne douglasii Amanda Everett 2015-4-17 24 San Luis Obispo Coastal bluffs of Arroyo de la Cruz, near cliff edge. Comment
  UC1285264  Pogogyne douglasii R. F. Hoover 1947-8-17 7388 San Luis Obispo betwenn San Carpoforo Creek and Arroyo de La Cruz, on oceon bluff Comment
  UCR28915  Pogogyne douglasii David J. Keil 1982-6-26 16217 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI32151  Pogogyne serpylloides David J. Keil 1982-6-26 16235 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33012  Polycarpon tetraphyllum David J. Keil 1983-4-23 16944 San Luis Obispo Vicinity of Arroyo de la Cruz N of the Arroyo and W of hwy 1 Comment
  OBI11273  Polygala californica Robert F. Hoover 1951-6-15 8059 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI25464  Polygala californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13980 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC195858  Polygala californica I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  OBI72082  Polygonum aviculare Michael Walgren 2008-7-15 83 San Luis Obispo N of San Simeon along cattle trl near Arroyo Hondo, W of hwy 1 Comment
  OBI32196  Polygonum aviculare subsp. depressum David J. Keil, Eric Wise 1981-5-25 14749 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI083612  Polypodium californicum David J. Keil 2016-5-21 34228 San Luis Obispo Vicinity of mouth of San Carpoforo Creek west of Highway 1, on cliff above beach south of creek mouth and lagoon 5 Comment
  UC1969552  Polypodium calirhiza David Keil with Mike Mattina 2010-5-31 30788 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest Trail system east of Ragged Point. Comment
  OBI48036  Polypogon interruptus David J. Keil 1981-5-16 14682 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI48037  Polypogon monspeliensis David J. Keil 1981-5-16 14683 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32308  Polypogon viridis David J. Keil 1981-6-20 14890 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1 Comment
  RSA760733  Polypogon viridis David J. Keil 2000-6-28 28832 -2 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, W of California Highway 1. Comment
  SBBG107802  Polystichum munitum C. B. Hardham 1958-1-2 2792 San Luis Obispo 0.5 mi N of San Carpoforo Crk Comment
  UCR42922  Polystichum munitum David J. Keil 1985-4-6 18526 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI32230  Populus trichocarpa David J. Keil 1981-6-20 14895 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32219  Potentilla anserina David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14374 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32226  Potentilla anserina David J. Keil, Eric Wise 1981-5-25 14837 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  CAS-BOT-BC141914  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  CAS-BOT-BC141917  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  UCR28932  Potentilla glandulosa David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14380 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32218  Poterium sanguisorba David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15868 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  CAS-BOT-BC356612  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  CAS-BOT-BC356613  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  CDA43185  Pseudognaphalium biolettii Richard R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. Comment
  JEPS54404  Pseudognaphalium biolettii Ernest C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point Santa Lucia Range, Ragged Point 60 Comment
  OBI31987  Pseudognaphalium biolettii David J. Keil, Eric Wise 1981-5-25 14755 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI77570  Pseudognaphalium biolettii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14442 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  SBBG28636  Pseudognaphalium biolettii E. C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  SEINET11196318  Pseudognaphalium biolettii Unknown 2015-3-23 9346 San Luis Obispo San Simeon Comment
  SEINET13752229 Image available Pseudognaphalium biolettii Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  SEINET8754036 Image available Pseudognaphalium biolettii Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  CAS-BOT-BC356831  Pseudognaphalium californicum R. F. Hoover 1950-5-30 7950 San Luis Obispo Mouth of Arroyo de la Cruz (just south of) Comment
  OBI16418  Pseudognaphalium californicum Robert F. Hoover 1950-5-30 7950 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI25579  Pseudognaphalium californicum David J. Keil 1981-5-16 14699 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI27051  Pseudognaphalium californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 14030 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI31982  Pseudognaphalium californicum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14336 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI31991  Pseudognaphalium californicum David J. Keil, Melissa Luckow 1981-7-3 14946 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI31995  Pseudognaphalium californicum David J. Keil, Melissa Luckow 1981-7-3 14945 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI5510  Pseudognaphalium californicum Sharon Jochums 1974-4-28 165 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  UC1118493  Pseudognaphalium californicum H. A. Jensen 1930-8-7 47 San Luis Obispo mouth Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  UC1118510  Pseudognaphalium californicum H. A. Jensen 1930-7-6 27 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quad. Comment
  UC1284938  Pseudognaphalium californicum R. F. Hoover 1950-5-30 7950 San Luis Obispo mouth of/ just s of Arroyo de la Cruz Comment
  CAS-BOT-BC357109  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  CAS-BOT-BC357110  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  JEPS51946  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo between ocean and Highway 1; Arroyo de la Cruz 4 Comment
  OBI31984  Pseudognaphalium luteoalbum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14312 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCD135094  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 4 Comment
  OBI31981  Pseudognaphalium ramosissimum David J. Keil, Melissa Luckow 1981-7-3 14963 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UC1118547  Pseudognaphalium ramosissimum H. A. Jensen 1930-8-7 54 San Luis Obispo mouth Arroyo de la Cruz; Piedras Blancas Quad, Arroyo de la Cruz 30 Comment
  OBI31985  Pseudognaphalium stramineum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14316 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI31986  Pseudognaphalium stramineum David J. Keil, Eric Wise 1981-5-25 14751 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI31992  Pseudognaphalium stramineum David J. Keil, Melissa Luckow 1981-7-3 14948 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32014  Psilocarphus tenellus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15867 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI45413  Psilocarphus tenellus David J. Keil 1983-4-23 16920 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UCR28919  Psoralea macrostachya David J. Keil 1981-6-20 14892 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  CAS-BOT-BC72648  Pteridium aquilinum R. F. Hoover 1959-4-3 8491 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on State Highway 1 Comment
  CAS-BOT-BC72649  Pteridium aquilinum R. F. Hoover 1959-4-3 8491 San Luis Obispo 1.8 miles north of Arroyo de la Cruz on State Highway 1 Comment
  OBI25451  Pterostegia drymarioides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13996 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI25563  Pterostegia drymarioides David J. Keil 1981-5-16 14653 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC36519  Quercus Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  OBI32128  Quercus agrifolia var. agrifolia David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14387 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI75353  Quercus garryana var. breweri David J. Keil 1983-7-16 17397 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCR32115  Quercus garryana var. breweri David J. Keil 1983-7-16 17397 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, north of San Simeon 149 Comment
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Mar 9 2011
  CAS-BOT-BC134773  Quercus wislizeni Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  OBI33036  Rafinesquia californica David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17151 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI48041  Ranunculus aquatilis David J. Keil 1981-5-16 14645 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCR43514  Ranunculus aquatilis var. capillaceus R. F. Thorne, Percy C. Everett 1963-6-12 32262 San Luis Obispo Small Pond 1 mi. north of entrance to Piedras Blancas Point 13 Comment
  OBI32205  Ranunculus californicus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14396 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG124782  Ranunculus californicus C. B. Hardham 1966-3-22 14031 San Luis Obispo mouth of Arroyo de la Cruz Comment
  UCR123168  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7422 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI25990  Raphanus sativus David J. Keil 1981-5-16 14617 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI5499  Raphanus sativus Sharon Jochums 1974-2-17 18 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI32137  Ribes divaricatum David J. Keil 1981-6-20 14859 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  CAS-BOT-BC173075  Ribes divaricatum var. pubiflorum Clare B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz Comment
  SBBG2757  Ribes divaricatum var. pubiflorum C. B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC212797  Ribes menziesii Clare B. Hardham 1959-3-14 4048 San Luis Obispo Arroyo de la Cruz Comment
  OBI32138  Ribes menziesii David J. Keil, Eric Wise 1981-5-25 14804 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  SBBG2775  Ribes menziesii C. B. Hardham 1959-4-14 4048 San Luis Obispo Arroyo de la Cruz Comment
  UC1294047  Ribes menziesii Clare B. Hardham 1959-3-14 4048 San Luis Obispo Arroyo de la Cruz Santa Lucia Mts. Comment
  UCR29890A  Ribes menziesii David J. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow, et al. 1981-4-11 14348 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI25575  Ribes sanguineum var. glutinosum David J. Keil 1981-5-16 14674 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32136  Ribes speciosum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14349 San Luis Obispo N of San Simeon alongridge just S of Arroyo de la Cruz Comment
  UCR29936B  Ribes speciosum David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et. all 1981-4-11 14349 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI33112  Rosa californica David J. Keil 1983-9-10 17960 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI45096  Rosa californica David J. Keil, Jepson Herbarium grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG96061  Rosa californica D. Keil 1983-9-10 17960 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  OBI32223  Rubus ursinus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14350 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI75021  Rubus ursinus Michael Walgren 2011-2-24 205 San Luis Obispo San Simeon State Park. Along the banks of the first creek S of Arroyo de los Chinos, W of hwy 1. 15 Comment
  UC1128664  Rubus ursinus F. H. Raymond 1930-7-6 108 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quad., mouth San Carpoforo Creek Comment
  UCR29870B  Rubus ursinus David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et. all 1981-4-11 14350 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32186  Rumex acetosella David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14391 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCD101076  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  UCR123178  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2002-4-19 7418 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI32183  Rumex conglomeratus David J. Keil 1981-6-20 14878 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI32193  Rumex conglomeratus David J. Keil, Melissa Luckow 1981-7-3 14971 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCR29929.1  Rumex conglomeratus David J. Keil 1981-6-20 14878 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32197  Rumex crassus David J. Keil, Eric Wise 1981-5-25 14767 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI32187  Rumex crispus David J. Keil 1981-6-20 14893 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  SD98982  Rumex crispus Darley F. Howe 1977-5-16 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI66990  Rumex kerneri David J. Keil 2000-6-28 28832 -1 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI32987  Rumex occidentalis David J. Keil 1983-5-22 17068 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG95724  Rumex occidentalis D. Keil 1983-5-22 17068 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32191  Rumex pulcher David J. Keil 1981-6-20 14927 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI48039  Rumex pulcher David J. Keil 1981-5-16 14661 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCR29927.1  Rumex pulcher David J. Keil 1981-6-20 14927 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI25462  Rumex salicifolius David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13983 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32192  Rumex salicifolius David J. Keil, Melissa Luckow 1981-7-3 14968 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI45420  Rumex salicifolius David J. Keil 1983-7-16 17390 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on coastal terr W of hwy 1 Comment
  OBI33077  Sagina decumbens subsp. occidentalis David J. Keil 1983-4-23 16925 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI33084  Sagina decumbens subsp. occidentalis David J. Keil 1983-4-23 16948 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI66408  Salicornia pacifica David J. Keil, with Dave Hacker 2005-6-24 30392 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI32232  Salix exigua David J. Keil 1981-6-20 14903 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI63037  Salix exigua D. R. Miller 2001-5-28 501 -740 San Luis Obispo Along crk wash near Polar Star mine cabin, San Carpoforo Crk Comment
  OBI73275  Salix exigua Michael Walgren 2010-9-28 189 San Luis Obispo San Simeon State Park along the crk bed and creek edges at San Carpoforo Crk, W of hwy 1 Comment
  CDA21184  Salix lasiolepis S. Vongsackda 2007-5-21 PDR 1366929 San Luis Obispo South Coast Ranges; Arroyo del Padre Creek at Hwy 1. 0 Comment
  OBI32229  Salix lasiolepis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14333 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32231  Salix lasiolepis David J. Keil 1981-6-20 14866 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI32233  Salix lasiolepis David J. Keil 1981-6-20 14924 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SEINET10397477  Salix lasiolepis R. R. Halse 2015-3-23 9344 San Luis Obispo Along State Hwy 1, ca 5.8 miles S of Ragged Point, 6 miles N of San Simeon. 14 Comment
  CAS-BOT-BC107237  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11697 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  CAS-BOT-BC107238  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11690 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 6 Comment
  OBI78728  Salix melanopsis Michael Walgren 2013-9-13 335 San Luis Obispo Creek bed of Arroyo de la Cruz west of Highway One 14 Comment
  OBI083614  Salix sitchensis David J. Keil 2016-5-21 34220 San Luis Obispo Between Ragged Point and San Carpoforo Creek and Highway, steep road cut 50 Comment
  OBI72830  Salix sitchensis Michael Walgren 2010-8-19 160 San Luis Obispo On immediate edge of the first crk N of San Carpoforo Crk, within 100m inland of they hwy 1 culvert over this crk Comment
  OBI73450  Salix sitchensis David J. Keil, with Mike Mattina 2010-5-31 30797 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI78748  Salix sitchensis Michael Walgren 2013-9-18 339 San Luis Obispo Northern coastal county, at the first creek north of San Carpoforo Cr., on both sides of Highway One. 49 Comment
  UCR29889B  Salix sitchensis David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14333 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32144  Salvia columbariae David J. Keil, Melissa 1981-7-3 14943 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC230027  Salvia mellifera Ernest C. Twisselmann 1967-4-27 12934 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  CAS-BOT-BC230028  Salvia mellifera Ernest C. Twisselmann 1967-4-27 12934 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  OBI32143  Salvia mellifera David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14433 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SEINET8693777 Image available Salvia mellifera Richard R. Halse 2015-1 9342 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  UC1124784  Salvia mellifera H. A. Jensen 1930-7-6 35 San Luis Obispo mouth of San Carpoforo Creek 30 Comment
  UC1124799  Salvia mellifera F. H. Raymond 1930-8-7 110 San Luis Obispo Mouth of Arroyo de la Cruz; Piedras Blancas Quad. 30 Comment
  UCR28910  Salvia mellifera David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14433 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32950  Sambucus nigra subsp. caerulea David J. Keil, Eric Wise 1981-5-25 14840 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI66719  Sanicula arctopoides David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29764 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI77016  Sanicula arguta David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15871 San Luis Obispo N of San Simeon on ridge along N side ofArroyo de la Cruz Comment
  OBI31943  Sanicula crassicaulis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14367 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI45412  Sanicula crassicaulis David J. Keil, Malcolm McLeod, and CNPS rare plant committee 1983-5-1 16969 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI55103  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI55109  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3275 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  SBBG107537  Sanicula crassicaulis C. B. Hardham 1959-5-21 4655 San Luis Obispo Arroyo de la Cruz Comment
  UC1006682  Sanicula crassicaulis C. Ritchie Bell 1953-3-24 3 X502 San Luis Obispo Arroyo de la Cruz Comment
  UC1051416  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UC1051417  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 A 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UC794417  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UCR29877.1  Sanicula crassicaulis David J. Keil, R. Riggins, et al 1981-4-11 14367 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI31950  Sanicula hoffmannii David J. Keil, Eric Wise 1981-5-25 14793 San Luis Obispo N of San Simeon in vicinty of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI55091  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI55092  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 B San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  SBBG95524  Sanicula hoffmannii D. Keil, M. McLeod 1983-5-1 16968 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC1051418  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 B 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UC1583660  Sanicula hoffmannii David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Comittee 1983-5-1 16968 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UC794465  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UC794466  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI26148  Sanicula laciniata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 14035 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  OBI31936  Sanicula laciniata David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15687 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI31937  Sanicula laciniata David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15688 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI31939  Sanicula laciniata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14449 San Luis Obispo 2 mi N of Arroyo de la Cruz. Comment
  OBI45291  Sanicula laciniata David J. Keil 1985-4-6 18534 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI77017  Sanicula laciniata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14305 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI8781  Sanicula laciniata Robert F. Hoover 1959-4-3 8488 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  UC794418  Sanicula laciniata Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3273 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UCR29878A  Sanicula laciniata David J. Keil, R. Riggins, et al 1981-4-11 14305 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC223352  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway No. 1 Comment
  JEPS86584  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  JEPS86585  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  JEPS98667  Sanicula maritima P. Vargas 1996-4-28 22 PV96 San Luis Obispo Arroyo de la Cruz, hills at N of creek bank Comment
  LA33015  Sanicula maritima Robert F. Hoover; 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on Highway No. 1 Comment
  OBI25181  Sanicula maritima David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13982 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI31935  Sanicula maritima David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15677 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI31941  Sanicula maritima David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15870 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI31944  Sanicula maritima David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14353 San Luis Obispo N ofSan Simeon alongridge just S of Arroyo de la Cruz Comment
  OBI8750  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on hwy 1 Comment
  RSA201549  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Hwy 1 Comment
  RSA201675  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Hwy 1 Comment
  SD71409  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway 1 Comment
  UC1292070  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo just n of Arroyo de la Cruz (on Highway 1 near ocean); Highway 1 Comment
  UC754979  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo just n of Arroyo de la Cruz (on Highway 1 near ocean); Highway 1 Comment
  UCR29876A  Sanicula maritima David J. Keil, R. Riggins, et al 1981-4-11 14353 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  UC195848  Satureja douglasii Ira J. Condit June 1912 San Luis Obispo San Carpojo Comment
  OBI32268  Schoenoplectus californicus David J. Keil 1981-5-25 14799 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI32266  Schoenoplectus pungens David J. Keil, Eric Wise 1981-5-25 14817 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI32272  Scirpus microcarpus David J. Keil 1982-6-26 16226 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  OBI25458  Scrophularia californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13987 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32240  Scrophularia californica David J. Keil 1981-6-20 14869 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45280  Scrophularia californica David J. Keil 1982-6-26 16222 San Luis Obispo Vicinity of Arroyo de la cruz N of San Simeon Comment
  SBBG109252  Scrophularia californica C. B. Hardham 1964-6-19 12061 San Luis Obispo near Polar Star Mine, along Carpoforo Crk below cmpgrd Comment
  UC1125699  Scrophularia californica H. A. Jensen 1930-7-6 25 San Luis Obispo mouth of San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UCR28968  Scrophularia californica David J. Keil 1981-6-20 14869 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI45094  Scutellaria tuberosa David J. Keil, Jepson Herbarium group 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI78265  Scutellaria tuberosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14328 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI45672  Selaginella bigelovii David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz Comment
  OBI73489  Selaginella bigelovii David J. Keil, Mike Mattina 2010-5-31 30809 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest, Trail system east of Ragged Point Comment
  RSA522518  Selaginella bigelovii David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  SBBG96088  Selaginella bigelovii D. Keil 1988-6-11 20707 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UC1583767  Selaginella bigelovii David Keil et al. 1988-6-11 20707 San Luis Obispo n San Simeon (along ridges and canyons just n of Arroyo de la Cruz) Comment
  OBI32020  Senecio douglasii var. douglasii David J. Keil 1981-6-20 14907 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  OBI44967  Senecio minimus David J. Keil 1983-7-16 17401 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI63038  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-5-28 501 /741 San Luis Obispo Along road in from Polar Star barn towards P.S. mining claim cabin Comment
  OBI63052  Senna multiglandulosa D. R. Miller 2001-12-16 1201 /742 San Luis Obispo Pine Mt. Region; Near Polar Sta Barn at San Carpoforo Crk Comment
  OBI81764  Senna multiglandulosa Michael Walgren 2015-10-29 478 San Luis Obispo Bed of San Carpoforo Creek, about .7 miles east of Highway one. 11 Comment
  UC1873023  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-12-16 1201 /742 San Luis Obispo Pine Mountain Region; near Polar Star Barn[?] at San Carpo Creek 100 Comment
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Sep 30 2014
  OBI45679  Setaria viridis David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20709 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz. Along hwy 1 just N of hwy bridge Comment
  OBI26005  Silene gallica David J. Keil 1981-5-16 14615 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32063  Silene gallica David J. Keil, Eric Wise 1981-5-25 14842 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI5549  Silene gallica Sharon Jochums 1974-4-28 154 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI32062  Silene verecunda David J. Keil 1981-6-20 14871 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45683  Silene verecunda David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20704 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  OBI77903  Silene verecunda David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13995 San Luis Obispo CNPS photography committee field trip to Arroyo de la cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UC1583623  Silene verecunda subsp. platyota David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20704 San Luis Obispo just n Arroyo de la Cruz (n of San Simeon along system of ridges and canyons); n of San Simeon, just n of Arroyo de la Cruz Comment
  OBI5561  Silybum marianum Sharon Jochums 1974-4-28 142 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  OBI32048  Sisymbrium officinale David J. Keil, Eric A. Wise 1981-5-25 14753 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  POM346817  Sisyrinchium bellum Patricia Wilder 1965-4-14 1946 San Luis Obispo Arroyo de la Cruz, on CA State Hwy 1. 5 Comment
  SBBG95523  Sisyrinchium bellum D. Keil, M. McLeod 1983-5-1 16957 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos Comment
  UCR123149  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7420 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI66453  Sisyrinchium californicum David J. Keil, with Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  RSA755078  Sisyrinchium californicum David J. Keil, Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, N of Piedras Blancas Lighthouse Road, S of Piedras Blancas Motel. Comment
  OBI66414  Solanum americanum David J. Keil, with Dave Hacker 2005-6-24 30386 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI25587  Solanum douglasii David J. Keil 1981-5-16 14687 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32244  Solanum douglasii David J. Keil, Melissa Luckow 1981-7-3 14938 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI32245  Solanum douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14322 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG107895  Solanum douglasii C. B. Hardham 1959-5-21 4608 San Luis Obispo Arroyo de la Cruz Comment
  SBBG24063  Solanum douglasii E. C. Twisselmann 1965-11-2 11692 San Luis Obispo Arroyo de la Cruz, between Hwy 1 and the ocean 6 Comment
  UC1125195  Solanum douglasii H. A. Jensen 1930-7-6 37 San Luis Obispo Mouth of San Carpoforo Creek San Carpoforo Creek 15 Comment
  UCD126885  Solanum douglasii Ernest C. Twisselmann 1965-11-2 11692 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  CAS-BOT-BC156431  Solanum umbelliferum C. B. Hardham 1959-3-14 4067 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC156432  Solanum umbelliferum C. B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  JEPS99168  Solanum umbelliferum Clare B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Santa Lucia Mountains Comment
  RSA140282  Solanum umbelliferum Clare B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  OBI32246  Solanum xanti David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14321 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32248  Solanum xanti David J. Keil, Eric Wise 1981-5-25 14794 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI38926  Solanum xanti A. C. Sanders & San Bdno. Valley Audubon society, San Bdno. Valley Audubon society 1986-2-16 5996 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI5459  Solanum xanti Sharon Jochums 1974-2-17 10 San Luis Obispo W of hwy 1 S of Arroyo de la Cruz Comment
  SBBG6678  Solanum xanti C. B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC365527  Solidago elongata R. F. Hoover 1947-10-11 7408 San Luis Obispo Arroyo de la Cruz near ocean Comment
  CAS-BOT-BC365528  Solidago elongata R. F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo Creek near ocean Comment
  CAS-BOT-BC365529  Solidago elongata R. F. Hoover 1947-10-11 7408 San Luis Obispo Arroyo de la Cruz near ocean Comment
  CAS-BOT-BC365531  Solidago elongata R. F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC365532  Solidago elongata R. F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI15463  Solidago elongata Robert F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  OBI25576  Solidago elongata David J. Keil 1981-5-16 14673 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI7279  Solidago elongata Robert F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo crk near ocean Comment
  UC1285366  Solidago elongata R. F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo Creek Comment
  UC1321284  Solidago elongata R. F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  UCR29427  Solidago occidentalis David J. Keil 1981-11-11 15673 San Luis Obispo Central Coast, Arroyo de la Cruz north of San Simeon. Along south side of the Arroyo Comment
  CAS-BOT-BC365739  Solidago spathulata R. F. Hoover 1963-7-30 8583 San Luis Obispo Summit of hill just south of Arroyo de la Cruz near coast Comment
  OBI15447  Solidago spathulata Robert F. Hoover 1963-7-30 8583 San Luis Obispo Summit of hill just S of Arroyo de la Cruz near coast Comment
  CAS-BOT-BC365170  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC365171  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC365177  Solidago velutina subsp. californica R. F. Hoover 1966-9-13 9999 San Luis Obispo Ragged Point Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  OBI15464  Solidago velutina subsp. californica Robert F. Hoover 1966-9-13 9999 San Luis Obispo Ragged Point Comment
  OBI31998  Solidago velutina subsp. californica David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15690 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz.Along ridge system just S of the Arroyo Comment
  OBI33107  Solidago velutina subsp. californica David J. Keil 1983-7-16 17398 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1321257  Solidago velutina subsp. californica R. F. Hoover 1966-9-13 9999 San Luis Obispo Ragged Point Comment
  OBI32000  Soliva sessilis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14414 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32012  Soliva sessilis David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15876 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCR29423  Soliva sessilis David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14414 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI32006  Sonchus asper David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14413 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI25598  Sonchus oleraceus David J. Keil 1981-5-16 14710 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI5468  Sonchus oleraceus Sharon Jochums 1974-3-9 26 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI25180  Spartium junceum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13992 San Luis Obispo California Native Plant Society photography committee field trip to Arroyo de la Cruz ca. 1 mi E of Calif rte 1 on Hearst Rnach Comment
  OBI6329  Spergula arvensis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14337 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI32064  Spergularia bocconi David J. Keil, Eric Wise 1981-5-25 14758 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI32061  Spergularia macrotheca David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14332 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI77912  Spergularia macrotheca David J. Keil, Eric Wise 1981-5-25 14759 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR29901A  Spergularia macrotheca David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14332 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI45290  Spergularia rubra David J. Keil 1985-4-6 18535 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI32954  Stachys ajugoides David J. Keil 1983-5-22 17069 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG95501  Stachys ajugoides D. Keil 1983-5-22 17069 San Luis Obispo S of Arroyo de la Cruz, N of San Simeon Comment
  UC1392676  Stachys ajugoides var. rigida R. F. Hoover 1968-4-20 11068 San Luis Obispo mesa summit s Arroyo de la Cruz Comment
  GH395148  Stachys bullata R. R. Halse 2015-3-23 9340 Unknown Along State Hwy. 1 ca. 1.7 miles south of Ragged Point Comment
  OBI25452  Stachys bullata David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13994 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32145  Stachys bullata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14365 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5557  Stachys bullata Sharon Jochums 1974-2-2 3 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  OBI73452  Stachys bullata David J. Keil, with Mike Mattina 2010-5-31 30798 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI73453  Stachys bullata David J. Keil, with Mike Mattina 2010-5-31 30803 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SEINET15325505 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  SEINET8693959 Image available Stachys bullata Richard R. Halse 2015-1 9340 San Luis Obispo Along State Hwy. 1 ca. 1.7 miles south of Ragged Point 21 Comment
  UC2047480  Stachys bullata Richard R. Halse 2015-3-23 9340 San Luis Obispo Along State Highway 1, ca. 1.7 miles south of Ragged Point. Comment
  UCR28911  Stachys bullata David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14365 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SEINET10700100  Stachys pycnantha John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2925 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  UCR121522  Stachys rigida George K. Helmkamp, E. A. Helmkamp 2002-4-19 7415 A San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI13483  Stachys rigida subsp. quercetorum Robert F. Hoover 1968-4-20 11068 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI25569  Stellaria media David J. Keil 1981-5-16 14663 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32010  Stephanomeria David J. Keil, Melissa Luckow 1981-7-3 14944 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  CAS-BOT-BC375159  Stephanomeria cichoriacea Ernest C. Twisselmann 1965-11-2 11710 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC375160  Stephanomeria cichoriacea Ernest C. Twisselmann 1965-11-2 11710 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  JEPS51983  Stephanomeria cichoriacea Ernest C. Twisselmann 1965-11-2 11710 San Luis Obispo s side Carpojo Creek (Highway 1) 30 Comment
  OBI33116  Stephanomeria cichoriacea David J. Keil 1983-9-10 17948 San Luis Obispo Vicinity of Arroya de la Cruz, N of San Simeon Comment
  UC1583641  Stephanomeria cichoriacea David Keil 1983-9-10 17948 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI26018  Stipa lepida David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13998 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI26019  Stipa lepida David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13998 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI26025  Stipa pulchra David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14006 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  SBBG110395  Streptanthus albidus subsp. peramoenus C. B. Hardham 1964-6-19 12026 San Luis Obispo San Carpoforo Crk 304 Comment
  UC1583624  Streptanthus albidus subsp. peramoenus David Keil with M. A. Corky Matthews, Janet Hayden, Suzanne Schettler, Steve Edwards, and Jim... 1988-6-11 20699 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  UC195897  Streptanthus albidus subsp. peramoenus Ira J. Condit June 1912 San Luis Obispo San Carpojo Canyon Comment
  RSA522516  Streptanthus glandulosus subsp. glandulosus David J. Keil, M. A. Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, Jim Pittman 1988-6-11 20699 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  RSA659236  Stuckenia pectinata David J. Keil 1982-6-26 16239 San Luis Obispo Vicinity of Arroyo de la Cruz north of San Simeon. Marsh is south of the Arroyo and east of Highway 1 in old cut-off meander. Comment
  OBI32052  Symphoricarpos mollis David J. Keil 1981-6-20 14880 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  OBI31957  Symphyotrichum chilense David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15667 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  OBI31969  Symphyotrichum chilense David J. Keil 1982-6-26 16244 San Luis Obispo Vicinity of Arroya de la Cruz, N of San Simeon Comment
  OBI66476  Symphyotrichum chilense David J. Keil, with Dave Hacker 2005-6-24 30400 San Luis Obispo Banks of Arroyo del Oso just east of Highway 1 bridge, north of San Simeon along coast Comment
  OBI11896  Taraxia ovata Robert F. Hoover 1959-4-3 8490 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI32163  Taraxia ovata David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14338 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5497  Taraxia ovata Sharon Jochums 1974-2-17 20 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI31930  Tetragonia tetragonoides David J. Keil, Eric Wise 1981-5-25 14770 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI78455  Thalictrum fendleri David J. Keil, Eric Wise 1981-5-25 14805 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  SBBG55568  Thalictrum fendleri var. fendleri D. Keil, E. Wise 1981-5-25 14805 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz, near Hwy 1 Comment
  OBI66727  Thermopsis californica var. californica David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29759 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1927704  Thermopsis macrophylla David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29759 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  OBI31938  Torilis arvensis David J. Keil 1981-6-20 14881 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI31948  Torilis nodosa David J. Keil, Eric Wise 1981-5-25 14808 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR32072  Torilis nodosa David J. Keil, Melissa Luckow, et al 1983-6-12 17152 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  OBI75218  Tragopogon porrifolius David J. Keil 2011-6-24 31048 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 93 Comment
  UC195652  Trichostema lanatum I. J. Condit San Luis Obispo San Carpojo Creek Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  UCR123179  Trifolium angustifolium George K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI12708  Trifolium barbigerum Robert F. Hoover 1952-5-10 8166 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  CDA34268  Trifolium barbigerum var. barbigerum David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI33087  Trifolium bifidum var. decipiens David J. Keil 1983-4-23 16943 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI45424  Trifolium campestre David J. Keil, Mark Meredith 1984-4-14 18123 San Luis Obispo ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI78202  Trifolium ciliolatum David J. Keil 1981-6-20 14853 -1 San Luis Obispo Arroyo de la Cruz Comment
  OBI12649  Trifolium depauperatum var. truncatum Robert F. Hoover 1952-5-10 8167 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI32114  Trifolium depauperatum var. truncatum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14401 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI72095  Trifolium depauperatum var. truncatum Michael Walgren 2010-4-6 98 San Luis Obispo San Simeon State Park on W side of hwy 1, between two unnamed drainages. Approx .67 mi S of Arroyo Hondo and 1.05 mi N of Arroyo de los Chinos Comment
  CDA43312  Trifolium dubium David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI74589  Trifolium dubium David J. Keil, with Mike Mattina 2010-5-31 30807 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32098  Trifolium fucatum David J. Keil 1981-6-20 14882 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  RSA523175  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  SBBG95500  Trifolium glomeratum D. Keil 1983-5-22 17072 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, just S of bridge on E side of Hwy 1 Comment
  UCR67848  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Central Coast, Vicinity of Arroyo de la Cruz, n of San Simeon. Just south of bridge on E side of Hwy 1 Comment
  OBI33069  Trifolium gracilentum David J. Keil 1983-4-23 16933 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI72096  Trifolium gracilentum Michael Walgren 2010-4-6 99 San Luis Obispo San Simeon State Park on W side of hwy 1, between two unnamed drainages. Approx .67 mi S of Arroyo Hondo and 1.05 mi N of Arroyo de los Chinos Comment
  OBI66715  Trifolium hirtum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29750 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UCR123174  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7416 A San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI32113  Trifolium macraei David J. Keil, Rhond Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14402 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI33074  Trifolium macraei David J. Keil 1983-4-23 16927 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI33085  Trifolium microcephalum David J. Keil 1983-4-23 16934 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI33086  Trifolium microcephalum David J. Keil 1983-4-23 16934 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI73480  Trifolium microcephalum David J. Keil, with Mike Mattina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI32107  Trifolium repens David J. Keil, Melissa Luckow 1981-7-3 14935 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI66717  Trifolium subterraneum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29762 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UC1927710  Trifolium subterraneum David Keil with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29762 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Hwy 1 and Arroyo de la Cruz. Comment
  OBI33068  Trifolium variegatum David J. Keil 1983-4-23 16935 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI45422  Trifolium variegatum David J. Keil 1983-4-23 16922 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI77003  Trifolium variegatum Robert F. Hoover 1952-5-10 8168 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  UC1285153  Trifolium variegatum var. melananthum R. F. Hoover 1952-5-10 8186 San Luis Obispo just s mouth of Arroyo de la Cruz (on mesa summit) Comment
  OBI25584  Trifolium wormskioldii David J. Keil 1981-5-16 14692 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32126  Trifolium wormskioldii David J. Keil, Eric A. Wise 1981-5-25 14820 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  OBI33017  Triodanis biflora David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al 1983-6-12 17143 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  OBI33079  Triodanis biflora David J. Keil 1983-4-23 16923 San Luis Obispo Vicinity of Arroyo de la Cruz N of the Arroyo and W of hwy 1 Comment
  UCR123175  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2002-4-19 7555 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI25469  Triphysaria eriantha subsp. rosea David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14012 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI25558  Triphysaria eriantha subsp. rosea David J. Keil 1981-5-16 14649 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI9381  Triphysaria eriantha subsp. rosea Robert F. Hoover 1968-4-20 11073 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI78371  Triphysaria pusilla David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15851 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG54989  Triphysaria pusilla D. Keil with V. L. Holland, R. Riggins, M. Luckow 1982-4-8 15851 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SBBG95652  Triteleia hyacinthina cLeod, B. Burdett, L. Burdett 1983-5-14 17002 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo del Oso 180 Comment
  UC421772  Triteleia ixioides subsp. ixioides I. J. Condit Jun 1912 San Luis Obispo San Carpojo Canyon Comment
  SBBG95665  Triteleia ixioides var. cookii D. Keil, D. Walters, M. McLeod, M. Luckow 1983-6-12 17145 San Luis Obispo vicinity of Arroyo de los Chinos and Arroyo de la Cruz, N of San Simeon, on slope E of BM 77 121 Comment
  OBI32153  Umbellularia californica David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14412 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32154  Umbellularia californica David J. Keil, Melissa Luckow 1981-7-3 14949 San Luis Obispo Arroyo de la Cruz, N of San Simeon Comment
  OBI78490  Urtica dioica subsp. holosericea David J. Keil, Eric Wise 1981-5-25 14791 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI32092  Vaccinium ovatum David J. Keil 1982-1-30 15679 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  SBBG44306  Vaccinium ovatum R. N. Philbrick, D. Emery 1972-2-15 San Luis Obispo 0.5 mi E of St Hwy 1, Arroyo de la Cruz, Hearst Ranch 60 Comment
  OBI33034  Venegasia carpesioides David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17156 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon Comment
  UC195689  Venegasia carpesioides Ira J. Condit June 1912 San Luis Obispo San Carpojo Comment
  OBI69285  Verbascum virgatum Oliver Hernandez 2008-6-14 6 San Luis Obispo Gravelly roadside off hwy 1 28 Comment
  OBI25981  Verbena lasiostachys David J. Keil 1981-5-16 14628 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI33099  Verbena lasiostachys David J. Keil 1983-9-10 17965 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI72849  Verbena lasiostachys Michael Walgren 2010-8-19 158 San Luis Obispo Along the first crk N of San Carpoforo Crk. Along crk banks within 100 m inland of the Hwy One culvert over this crk Comment
  OBI8662  Verbena lasiostachys Robert F. Hoover 1947-9-14 7395 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz, near ocean Comment
  SEINET10698485  Verbena lasiostachys John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2926 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  SBBG95621  Verbena lasiostachys var. scabrida D. Keil 1983-9-10 17956 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI66716  Veronica peregrina subsp. xalapensis David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29749 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI32102  Vicia americana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14432 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32103  Vicia americana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14360 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI32104  Vicia americana David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15856 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI79514  Vicia americana Michael Walgren 2014-5-14 424 San Luis Obispo North coastal county, on a north facing slope east of Highway One and immediately south of Arroyo de la Cruz. 22 Comment
  RSA755055  Vicia americana var. americana Robert F. Thorne, Percy C. Everett 1963-6-12 32255 San Luis Obispo Along roadside on sandy roadbank at Arroyo de la Cruz Creek. Comment
  UCR123177  Vicia benghalensis George K. Helmkamp, E. A. Helmkamp 2002-4-19 7417 A San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  CHSC114051  Vicia gigantea Richard R. Halse 2012-3-27 8440 San Luis Obispo Along State Hwy 1, ca 1.4 miles south of Ragged Point, near the spot wehre the Hwy crosses over San Carpofor Creek. 21 Comment
  OBI32116  Vicia gigantea David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14331 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz. On W side of hwy 1 near stream Comment
  OBI5623  Vicia gigantea Sharon Jochums 1974-5-19 202 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  UCR28917  Vicia gigantea David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14331 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SBBG24985  Vicia nigricans var. gigantea D. Myrick 1966-3-23 1298 San Luis Obispo roadside cut at Arroyo de la Cruz Comment
  OBI25590  Vicia sativa David J. Keil 1981-5-16 14684 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI32105  Vicia sativa David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15857 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  RSA755057  Vicia sativa Robert F. Thorne, Percy C. Everett 1963-6-12 32254 San Luis Obispo Along roadside on sandy roadbank at Arroyo de la Cruz Creek. Comment
  OBI32251  Viola pedunculata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14389 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CDA43325  Watsonia meriana David J. Keil 2011-6-24 31047 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of San Carpoforo Creek. Comment
  OBI083611  Watsonia meriana David J. Keil 2016-5-21 34219 San Luis Obispo South end of Ragged Point. Roadside embankment. 70 Comment
  OBI75190  Watsonia meriana David J. Keil 2011-6-24 31047 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of san Carpoforo Creek 68 Comment
  OBI83610  Watsonia meriana David J. Keil 2016-5-21 34219 San Luis Obispo South end of Ragged Point. Roadside embankment. 70 Comment
  RSA0029474  Watsonia meriana David J. Keil 2011-6-24 31047 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of San Carpoforo Creek. 68 Comment
  UC2027458  Watsonia meriana David Keil 2011-6-24 31047 San Luis Obispo Ragged Point, just east of Highway 1 on area of coastal terrace just to north of north fork of first unnamed drainage to north of San Carpoforo Creek. Comment
  CAS-BOT-BC77901  Woodwardia fimbriata Ernest C. Twisselmann 1965-11-2 11714 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC77902  Woodwardia fimbriata Ernest C. Twisselmann 1965-11-2 11714 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  UCR112155  Woodwardia fimbriata M. G. McLeod, Bernie Burdette, Lela Burdette, Mike Craib 1984-5-13 1387 San Luis Obispo Central Coast, second side canyon from ocean, south side of Arroyo de los Chinos 91 Comment
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Oct 9 2010
  OBI25601  Xanthium spinosum David J. Keil 1981-5-16 14707 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI77603  Xanthium spinosum David J. Keil, Melissa Luckow 1981-7-3 14965 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UCR29107  Yucca whipplei David J. Keil 1981-6-20 14904 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI32090  Zeltnera davyi David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13979 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI32131  Zeltnera davyi David J. Keil 1982-6-26 16202 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI33393  Zeltnera davyi David J. Keil, V. L. Holland, Rhonda Riggins and John Madok 1980-1 13975 -2 San Luis Obispo Ca. 1 mi N of piedras Blancas Lighthouse Comment
  OBI72766  Zeltnera davyi Michael Walgren 2010-5-12 134 San Luis Obispo San Simeon State Park on W side of hwy 1, between two unnamed drainages. Approx .67 mi S of Arroyo Hondo and 1.05 mi N of Arroyo de los Chinos Comment
  OBI78239  Zeltnera davyi David J. Keil 1981-6-20 14850 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI33043  Zeltnera muehlenbergii David J. Keil 1983-9-10 17945 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment



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