Search Results — 1709 specimen records retrieved (984 records with coordinates)
Results for search: County=SAN FRANCISCO; Source=All; Collector=Howell;   

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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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC100188  Bellis perennis John Thomas Howell 1957-5-26 32443 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC101400  Corethrogyne filaginifolia John Thomas Howell 1957-6-30 32785 San Francisco Hunters Point Comment
  CAS-BOT-BC101401  Corethrogyne filaginifolia John Thomas Howell 1957-5-6 32190 San Francisco Hunters Point Comment
  CAS-BOT-BC101753  Myrica californica John Thomas Howell 1926-11-7 2235 San Francisco near Lake Merced, San Francisco Comment
  CAS-BOT-BC105786  Cirsium andrewsii John Thomas Howell 1958-6-3 33627 San Francisco Fort Point, San Francisco Comment
  CAS-BOT-BC105801  Cirsium andrewsii John Thomas Howell 1933-7-9 11424 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC105802  Cirsium andrewsii John Thomas Howell 1933-7-9 11424 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC105803  Cirsium andrewsii John Thomas Howell 1957-10-5 32985 San Francisco Fort Point, Presidio, San Francisco Comment
  CAS-BOT-BC105804  Cirsium andrewsii John Thomas Howell 1957-10-5 32985 San Francisco Fort Point, Presidio, San Francisco Comment
  CAS-BOT-BC105805  Cirsium andrewsii John Thomas Howell 1957-10-5 32985 San Francisco Fort Point, Presidio, San Francisco Comment
  CAS-BOT-BC105806  Cirsium andrewsii John Thomas Howell 1957-10-5 32985 San Francisco Fort Point, Presidio, San Francisco Comment
  CAS-BOT-BC105848  Cirsium andrewsii John Thomas Howell 1958-6-3 33627 San Francisco Fort Point, San Francisco Comment
  CAS-BOT-BC105849  Cirsium andrewsii John Thomas Howell 1958-6-3 33627 San Francisco Fort Point, San Francisco Comment
  CAS-BOT-BC105850  Cirsium andrewsii John Thomas Howell 1958-6-3 33627 San Francisco Fort Point, San Francisco Comment
  CAS-BOT-BC107162  Salix lasiolepis var. bigelovii John Thomas Howell 1957-5-26 32420 San Francisco North base of Lone Mt. - San Francisco Comment
  CAS-BOT-BC107187  Salix lasiolepis var. bigelovii John Thomas Howell 1956-8-12 21757 San Francisco Swamp, Alemany Blvd. near Bayshore Freeway - San Francisco Comment
  CAS-BOT-BC107215  Salix lasiolepis var. bigelovii John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills - San Francisco Comment
  CAS-BOT-BC107232  Salix lasiolepis var. bigelovii John Thomas Howell 1958-2-20 33013 San Francisco North side of Lone Mt. - San Francisco Comment
  CAS-BOT-BC107233  Salix lasiolepis var. bigelovii John Thomas Howell 1956-6-10 31522 San Francisco North slope of Bay View Hills - San Francisco Comment
  CAS-BOT-BC109219  Polygonum paronychia John Thomas Howell 1924-10-19 700 San Francisco San Francisco. Lake Merced. Comment
  CAS-BOT-BC109220  Polygonum paronychia John Thomas Howell 1957-5-26 32450 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC110527  Polygonum John Thomas Howell 1957-5-17 32309 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC111598  Schoenoplectus californicus John Thomas Howell 1926-7-15 2078 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC111742  Schoenoplectus pungens var. badius John Thomas Howell 1926-7-15 2077 San Francisco Lake Merced Comment
  CAS-BOT-BC111745  Schoenoplectus pungens var. badius John Thomas Howell 1954-4-12 s.n. San Francisco Lake Merced. Comment
  CAS-BOT-BC112161  Eleocharis radicans John Thomas Howell 1926-11-7 2244 San Francisco Lake Merced Comment
  CAS-BOT-BC112528  Isolepis cernua John Thomas Howell 1956-6-5 31486 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC112529  Isolepis cernua John Thomas Howell 1926-11-7 2242 San Francisco Lake Merced. Comment
  CAS-BOT-BC113152  Eleocharis palustris John Thomas Howell 1956-6-5 31496 San Francisco North slope of Bayview Hills. Comment
  CAS-BOT-BC114326  Cyperus esculentus John Thomas Howell 1957-8-6 32874 San Francisco Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC114533  Cyperus eragrostis John Thomas Howell 1956-6-5 31502 San Francisco North slope of Bayview Hills Comment
  CAS-BOT-BC114978  Carex vulpinoidea John Thomas Howell 1957-8-5 32868 San Francisco Strybing Arboretum, Golden Gate Park. Comment
  CAS-BOT-BC115501  Carex tumulicola John Thomas Howell 1937-5-23 13011 San Francisco Presidio Comment
  CAS-BOT-BC115502  Carex tumulicola John Thomas Howell 1937-5-23 13011 San Francisco Presidio Comment
  CAS-BOT-BC116857  Carex subbracteata var. subbracteata John Thomas Howell 1957-5-28 32516 San Francisco NW side of Lone Mt. Comment
  CAS-BOT-BC116858  Carex subbracteata var. subbracteata John Thomas Howell 1957-5-17 32269 San Francisco Bayview Hills Comment
  CAS-BOT-BC116860  Carex subbracteata var. subbracteata John Thomas Howell 1957-5-26 32471 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC116861  Carex subbracteata var. subbracteata John Thomas Howell 1956-6-10 31540 San Francisco North slope of Bay View Hills. Comment
  CAS-BOT-BC116862  Carex subbracteata var. subbracteata John Thomas Howell 1937-5-23 12994 San Francisco Presidio Comment
  CAS-BOT-BC123716  Grindelia hirsutula var. maritima John Thomas Howell 1933-9-15 11658 San Francisco San Francisco. Laguna Honda. Comment
  CAS-BOT-BC124474  Salix lasiolepis var. lasiolepis John Thomas Howell 1958-2-20 33014 San Francisco North side of Lone Mt. Comment
  CAS-BOT-BC124475  Salix lasiolepis var. lasiolepis John Thomas Howell 1958-2-20 33012 San Francisco North side of Lone Mt. Comment
  CAS-BOT-BC125345  Salix lasiandra var. lasiandra John Thomas Howell 1956-9-2 s.n. San Francisco Lake Merced Comment
  CAS-BOT-BC125350  Salix lasiandra var. lasiandra John Thomas Howell 1956-7-22 31708 San Francisco Near bay at north base of Bayview Hills Comment
  CAS-BOT-BC125353  Salix lasiandra var. lasiandra John Thomas Howell 1957-6-11 32612 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC12547  Lepidium nitidum John Thomas Howell 1957-5-6 32219 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC127042  Agrostis exarata John Thomas Howell 1956-9-2 31834 San Francisco San Francisco. Northeast end of Lake Merced. Comment
  CAS-BOT-BC127043  Agrostis exarata John Thomas Howell 1956-8-26 31795 San Francisco San Francisco. Pine Lake. Comment
  CAS-BOT-BC127044  Agrostis exarata John Thomas Howell 1957-5-26 32448 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC127045  Agrostis exarata John Thomas Howell 1956-8-26 31796 San Francisco San Francisco. Pine Lake. Comment
  CAS-BOT-BC127051  Agrostis exarata John Thomas Howell 1957-6-11 32588 San Francisco San Francisco. North slope of Lone Mountain. Comment
  CAS-BOT-BC127052  Agrostis exarata John Thomas Howell 1957-6-11 32587 San Francisco San Francisco. North slope of Lone Mountain. Comment
  CAS-BOT-BC127451  Agrostis capillaris John Thomas Howell 1957-6-17 32680 San Francisco san francisco. Lone Mountain. Comment
  CAS-BOT-BC127452  Agrostis capillaris John Thomas Howell 1957-7-16 32812 San Francisco san francisco. Park Merced. Comment
  CAS-BOT-BC127453  Agrostis capillaris John Thomas Howell 1957-7-16 32813 San Francisco san francisco. Park Merced. Comment
  CAS-BOT-BC127454  Agrostis capillaris John Thomas Howell 1956-7-15 31676 San Francisco san francisco. Waterfront Street near Mission Rock Terminal. Comment
  CAS-BOT-BC127455  Agrostis capillaris John Thomas Howell 1957-6-11 32576 San Francisco San Francisco. North slope of Lone Mountain. Comment
  CAS-BOT-BC127499  Agrostis capillaris John Thomas Howell 1956-7-29 31730 San Francisco san francisco. Along road, McLaren Park. Comment
  CAS-BOT-BC127500  Agrostis capillaris John Thomas Howell 1957-8-5 32860 San Francisco san francisco. In Strybing Arboretum Golden Gate Park. Comment
  CAS-BOT-BC12934  Lepidium strictum John Thomas Howell 1957-5-22 32392 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC12935  Lepidium strictum John Thomas Howell 1957-5-6 32226 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC13026  Lepidium virginicum John Thomas Howell 1956-10-28 31936 San Francisco San Francisco. Presidio. Mountain Lake. Comment
  CAS-BOT-BC13151  Agoseris hirsuta John Thomas Howell 1956-6-10 31509 San Francisco North slope of Bayview Hills Comment
  CAS-BOT-BC13152  Agoseris hirsuta John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC13153  Agoseris hirsuta John Thomas Howell 1957-5-5 32168 San Francisco East end of 22nd Street Comment
  CAS-BOT-BC133639  Iris longipetala John Thomas Howell 1956-6-10 31542 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC137303  Piperia elegans John Thomas Howell 1956-8-26 31818 San Francisco Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC137697  Anthoxanthum odoratum John Thomas Howell 1958-5-9 33025 San Francisco San Francisco. Golden Gate Park near 8th Avenue entrance. Comment
  CAS-BOT-BC137701  Anthoxanthum odoratum John Thomas Howell 1958-5-9 33025 San Francisco San Francisco. Golden Gate Park near 8th Avenue entrance. Comment
  CAS-BOT-BC137702  Anthoxanthum odoratum John Thomas Howell 1944-6-14 19628 San Francisco San Francisco. Laurel Hill Cemetery. Comment
  CAS-BOT-BC137703  Anthoxanthum odoratum John Thomas Howell 1956-7-29 31731 San Francisco San Francisco. McLaren Park. Comment
  CAS-BOT-BC137705  Anthoxanthum odoratum John Thomas Howell 1958-5-9 33025 San Francisco San Francisco. Golden Gate Park near 8th Avenue entrance. Comment
  CAS-BOT-BC137873  Ammophila arenaria John Thomas Howell 1956-9-9 31858 San Francisco San Francisco. Southeast end of Lake Merced. Comment
  CAS-BOT-BC138265  Aira caryophyllea var. caryophyllea John Thomas Howell 1957-5-17 32278 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC138270  Aira caryophyllea var. caryophyllea John Thomas Howell 1957-5-26 32473 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC138602  Agrostis stolonifera John Thomas Howell 1957-8-21 32918 San Francisco San Francisco. Quarry Lake, Golden Gate Park. Comment
  CAS-BOT-BC138603  Agrostis stolonifera John Thomas Howell 1957-8-5 32862 San Francisco San Francisco. In Strybing Arboretum, Golden Gate Park. Comment
  CAS-BOT-BC138605  Agrostis stolonifera John Thomas Howell 1957-9-1 32924 San Francisco San Francisco. Sutro Heights above point Lobos. Comment
  CAS-BOT-BC138606  Agrostis stolonifera John Thomas Howell 1956-7-29 31740 San Francisco San Francisco. South of Bayview Hills. Comment
  CAS-BOT-BC138607  Agrostis stolonifera John Thomas Howell 1957-7-28 32827 San Francisco San Francisco. North side of Bayview Hills. Comment
  CAS-BOT-BC138608  Agrostis stolonifera John Thomas Howell 1957-8-5 32861 San Francisco San Francisco. In Strybing Arboretum, Golden Gate Park. Comment
  CAS-BOT-BC138609  Agrostis stolonifera John Thomas Howell 1956-10-28 31931 San Francisco San Francisco. Mountain Lake, Presidio. Comment
  CAS-BOT-BC138610  Agrostis stolonifera John Thomas Howell 1957-8-21 32918 San Francisco San Francisco. Quarry Lake, Golden Gate Park. Comment
  CAS-BOT-BC138611  Agrostis stolonifera John Thomas Howell 1956-8-12 31746 San Francisco San Francisco. On Alemany Boulevard, near Trumbull Street. Comment
  CAS-BOT-BC138614  Agrostis stolonifera John Thomas Howell 1954-8-2 s.n. San Francisco San Francisco. 400 block, 43rd Avenue. Comment
  CAS-BOT-BC138868  Agrostis microphylla John Thomas Howell 1957-6-30 32779 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC138978  Agrostis pallens John Thomas Howell 1957-6-30 32793 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC138980  Agrostis pallens John Thomas Howell 1956-8-26 31822 San Francisco San Francisco. Near Pine Lake. Comment
  CAS-BOT-BC138981  Agrostis pallens John Thomas Howell 1957-8-18 32895 San Francisco San Francisco. Chain of lakes, Golden Gate Park. Comment
  CAS-BOT-BC138984  Agrostis pallens John Thomas Howell 1956-6-26 s.n. San Francisco San Francisco. North slope of Bayview Hills. Comment
  CAS-BOT-BC139519  Agrostis hallii John Thomas Howell 1957-5-29 32526 San Francisco San Francisco. North side of Lone Mountain. Comment
  CAS-BOT-BC139520  Agrostis hallii John Thomas Howell 1956-6-5 31489 San Francisco San Francisco. North slope of Bayview Hills. Comment
  CAS-BOT-BC139701  Agrostis gigantea John Thomas Howell 1957-8-6 32890 San Francisco San Francisco. South of Academy, Golden Gate Park. Comment
  CAS-BOT-BC139726  Agrostis gigantea John Thomas Howell 1957-8-6 32890 San Francisco San Francisco. South of Academy, Golden Gate Park. Comment
  CAS-BOT-BC140402  Oemleria cerasiformis John Thomas Howell 1956-6-17 31578 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC141896  Potentilla anserina subsp. pacifica John Thomas Howell 1957-6-12 32619 San Francisco Lone Mt. - San Francisco Comment
  CAS-BOT-BC141897  Potentilla anserina subsp. pacifica John Thomas Howell 1956-8-12 31761 San Francisco Alemany Blvd. near Bayshore Freeway - San Francisco Comment
  CAS-BOT-BC143905  Horkelia cuneata var. sericea John Thomas Howell 1926-4-24 1933 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC144663  Ribes sanguineum var. glutinosum John Thomas Howell 1957-6-11 32578 San Francisco North slope of Lone Mt. Comment
  CAS-BOT-BC145351  Briza minor John Thomas Howell 1957-5-17 32279 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC145352  Briza minor John Thomas Howell 1956-4-22 31289 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC145357  Briza minor John Thomas Howell 1956-5-12 31382 San Francisco San Francisco. Marin Street near Third Street. Comment
  CAS-BOT-BC145361  Briza minor John Thomas Howell 1957-5-26 32408 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC145456  Briza maxima John Thomas Howell 1957-6-8 32573 San Francisco San Francisco. Golden Gate Park, Fulton Street at 26th Avenue. Comment
  CAS-BOT-BC145935  Avena fatua John Thomas Howell 1956-6-24 31615 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC145969  Avena fatua John Thomas Howell 1940-5-11 15409 San Francisco San Francisco. Lone Mountain. Comment
  CAS-BOT-BC145972  Avena fatua John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC145973  Avena fatua John Thomas Howell 1957-5-26 32411 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC146091  Avena barbata John Thomas Howell 1956-6-17 31598 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC146092  Avena barbata John Thomas Howell 1957-5-26 32412 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC146094  Avena barbata John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC146095  Avena barbata John Thomas Howell 1940-5-11 15408 San Francisco San Francisco. Lone Mountain. Comment
  CAS-BOT-BC146097  Avena barbata John Thomas Howell 1956-4-22 31288 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC146098  Avena barbata John Thomas Howell 1956-4-22 31288 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC146676  Rosa gymnocarpa John Thomas Howell 1957-5-22 32379 San Francisco Near summit of Bayview Hills, San Francisco Comment
  CAS-BOT-BC147368  Rubus pensilvanicus John Thomas Howell 1956-10-27 31926 San Francisco 6th Ave. entrance to Golden Gate Park Comment
  CAS-BOT-BC147369  Rubus pensilvanicus John Thomas Howell 1965-10-15 41416 San Francisco At 6th Ave. entrance to Golden Gate Park Comment
  CAS-BOT-BC147579  Rosa californica John Thomas Howell 1956-7-22 31713 San Francisco North base of Bayview Hills Comment
  CAS-BOT-BC148449  Heteromeles arbutifolia John Thomas Howell 1957-5-28 32524 San Francisco Nw. side of Lone Mt. - San Francisco Comment
  CAS-BOT-BC148726  Bromus carinatus var. marginatus John Thomas Howell 1957-5-6 32233 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC148727  Bromus carinatus var. marginatus John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC148728  Bromus carinatus var. marginatus John Thomas Howell 1956-6-5 31493 San Francisco San Francisco. North slope of Bayview Hills. Comment
  CAS-BOT-BC148729  Bromus carinatus var. marginatus John Thomas Howell 1957-5-6 32200 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC148732  Bromus carinatus var. marginatus John Thomas Howell 1957-5-6 32200 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC148772  Bromus carinatus var. marginatus John Thomas Howell 1956-6-10 31517 San Francisco San Francisco. North slope of Bay View Hills. Comment
  CAS-BOT-BC148775  Bromus carinatus var. marginatus John Thomas Howell 1957-5-6 32201 San Francisco San Francisco. Hunters Point. Comment
  CAS-BOT-BC148926  Bromus carinatus var. carinatus John Thomas Howell 1956-9-9 31866 San Francisco San Francisco. At southeast end of Lake Merced. Comment
  CAS-BOT-BC148934  Bromus carinatus var. carinatus John Thomas Howell 1957-5-26 32418 San Francisco North base of Lone Mountain. Comment
  CAS-BOT-BC148940  Bromus carinatus var. carinatus John Thomas Howell 1956-6-10 31504 San Francisco San Francisco. North slope of Bay View Hills. Comment
  CAS-BOT-BC149397  Bromus berteroanus John Thomas Howell 1956-5-6 31340 San Francisco San Francisco. Sierra and 22nd Streets. Comment
  CAS-BOT-BC150036  Holodiscus discolor var. discolor John Thomas Howell 1956-6-17 31576 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC150408  Diplacus aurantiacus John Thomas Howell 1957-6-11 32586 San Francisco North slope of Lone Mt. Comment
  CAS-BOT-BC150409  Diplacus aurantiacus John Thomas Howell 1956-6-10 31519 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC154460  Prunus ilicifolia John Thomas Howell 1956-6-17 31594 San Francisco Summit ridge of Bayview Hills Comment
  CAS-BOT-BC154461  Prunus ilicifolia John Thomas Howell 1957-10-27 33006 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC15503  Agoseris apargioides John Thomas Howell 1933-5-7 s.n. San Francisco Presidio Comment
  CAS-BOT-BC155078  Bromus hordeaceus John Thomas Howell 1983-4-16 s.n. San Francisco San Francisco. On 22nd Avenue near Fulton Street. Comment
  CAS-BOT-BC155111  Bromus hordeaceus John Thomas Howell 1983-4-16 s.n. San Francisco San Francisco. On 22nd Avenue near Fulton Street. Comment
  CAS-BOT-BC155118  Bromus hordeaceus John Thomas Howell 1957-5-17 32275 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC155119  Bromus hordeaceus John Thomas Howell 1956-4-22 31259 San Francisco San Francisco. Near Fisherman's Wharf. Comment
  CAS-BOT-BC155122  Bromus hordeaceus John Thomas Howell 1957-5-5 32165 San Francisco San Francisco. East end of 22nd Street. Comment
  CAS-BOT-BC155124  Bromus hordeaceus John Thomas Howell 1957-5-26 32409 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC155125  Bromus hordeaceus John Thomas Howell 1956-5-19 31413 San Francisco San Francisco. Near Third and Army Streets. Comment
  CAS-BOT-BC15542  Agoseris apargioides John Thomas Howell 1926-4-24 1959 San Francisco Near Lake Merced Comment
  CAS-BOT-BC15543  Agoseris apargioides John Thomas Howell 1957-5-26 32472 San Francisco North base of Lone Mtn. Comment
  CAS-BOT-BC155759  Bromus diandrus John Thomas Howell 1957-5-5 32162 San Francisco San Francisco. East end of 22nd Street. Comment
  CAS-BOT-BC155760  Bromus diandrus John Thomas Howell 1957-5-17 32276 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC155764  Bromus diandrus John Thomas Howell 1957-5-26 32416 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC155765  Bromus diandrus John Thomas Howell 1956-5-19 31416 San Francisco San Francisco. Near Third and Army Streets. Comment
  CAS-BOT-BC155769  Bromus diandrus John Thomas Howell 1957-5-5 32161 San Francisco San Francisco. East end of 22nd Street. Comment
  CAS-BOT-BC155859  Bromus catharticus var. elatus John Thomas Howell 1956-4-22 31282 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC155860  Bromus catharticus var. elatus John Thomas Howell 1956-5-19 31390 San Francisco San Francisco. Townsend Street at Embarcadero. Comment
  CAS-BOT-BC155861  Bromus catharticus var. elatus John Thomas Howell 1956-4-22 31273 San Francisco San Francisco. Embarcadero at Kearney Street. Comment
  CAS-BOT-BC155864  Bromus catharticus var. elatus John Thomas Howell 1957-6-11 32580 San Francisco San Francisco. North slope of Lone Mountain. Comment
  CAS-BOT-BC155903  Bromus commutatus John Thomas Howell 1956-5-19 31412 San Francisco San Francisco. Near Third and Army Streets. Comment
  CAS-BOT-BC156190  Bromus catharticus John Thomas Howell 1956-4-28 31299 San Francisco San Francisco. Lake Merced. Comment
  CAS-BOT-BC156191  Bromus catharticus John Thomas Howell 1958-5-17 33028 San Francisco San Francisco. 8th Aveune entrance to Golden Gate Park. Comment
  CAS-BOT-BC156195  Bromus catharticus John Thomas Howell 1938-7-26 13985 San Francisco San Francisco. Golden Gate Park. Comment
  CAS-BOT-BC156340  Prunus virginiana var. demissa John Thomas Howell 1957-5-17 32303 San Francisco Bayview Hills Comment
  CAS-BOT-BC156345  Prunus virginiana var. demissa John Thomas Howell 1956-6-24 31616 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC156636  Rubus ulmifolius John Thomas Howell 1956-6-3 31474 San Francisco Jennings St. north of Bayview Hills, San Francisco Comment
  CAS-BOT-BC156945  Rubus ursinus John Thomas Howell 1957-5-28 32482 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC156947  Rubus ursinus John Thomas Howell 1957-5-28 32483 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC156950  Rubus ursinus John Thomas Howell 1957-5-28 32483 San Francisco West side of Lone Mountain Comment
  CAS-BOT-BC156951  Rubus ursinus John Thomas Howell 1956-6-10 31536 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC156952  Rubus ursinus John Thomas Howell 1957-5-22 32381 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC156953  Rubus ursinus John Thomas Howell 1957-5-17 32305 San Francisco Bayview Hills Comment
  CAS-BOT-BC156965  Rubus ursinus John Thomas Howell 1956-8-26 31815 San Francisco Near Pine Lake Comment
  CAS-BOT-BC156967  Rubus ursinus John Thomas Howell 1957-8-28 32920 San Francisco East of conservatory, Golden Gate Park Comment
  CAS-BOT-BC158033  Hedera helix John Thomas Howell 1957-6-17 32678 San Francisco Lone [Mt.] mountain Comment
  CAS-BOT-BC159559  Drymocallis glandulosa var. glandulosa John Thomas Howell 1957-5-17 32299 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC159560  Drymocallis glandulosa var. glandulosa John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC159561  Drymocallis glandulosa var. glandulosa John Thomas Howell 1957-5-17 32299 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC159562  Drymocallis glandulosa var. glandulosa John Thomas Howell 1956-6-10 31550 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC160421  Camissoniopsis cheiranthifolia subsp. cheiranthifolia John Thomas Howell 1957-5-28 32480 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC161772  Bromus rubens John Thomas Howell 1956-5-19 31415 San Francisco San Francisco. Near Third and Army Streets. Comment
  CAS-BOT-BC162234  Bromus maritimus John Thomas Howell 1957-9-1 32923 San Francisco San Francisco. Sutro Heights above Point Lobos. Comment
  CAS-BOT-BC162242  Bromus maritimus John Thomas Howell 1957-9-1 32923 San Francisco San Francisco. Sutro Heights above Point Lobos. Comment
  CAS-BOT-BC162243  Bromus maritimus John Thomas Howell 1957-5-28 32506 San Francisco San Francisco. West side of Lone Mountain. Comment
  CAS-BOT-BC162244  Bromus maritimus John Thomas Howell 1957-5-26 32427 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC162313  Bromus madritensis John Thomas Howell 1952-5-20 28315 San Francisco San Francisco. Golden Gate Park, near 10th Avenue and Fulton. Comment
  CAS-BOT-BC164308  Clarkia davyi John Thomas Howell 1926-4-24 1929 San Francisco Near Lake Merced Comment
  CAS-BOT-BC164504  Clarkia franciscana John Thomas Howell 1956-7-2 31668 San Francisco Presidio Comment
  CAS-BOT-BC164512  Clarkia franciscana John Thomas Howell 1957-6-17 32687 San Francisco Presidio Comment
  CAS-BOT-BC165097  Clarkia rubicunda John Thomas Howell 1956-6-10 31534 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC165106  Clarkia rubicunda John Thomas Howell 1956-6-3 31477 San Francisco North of Bayview Hills, San Francisco Comment
  CAS-BOT-BC16596  Barbarea orthoceras John Thomas Howell 1956-6-17 31581 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC172979  Toxicodendron diversilobum John Thomas Howell 1956-10-21 31915 San Francisco Summit of Bayview Hills Comment
  CAS-BOT-BC172980  Toxicodendron diversilobum John Thomas Howell 1956-10-21 31916 San Francisco Summit edge of Bayview Hills Comment
  CAS-BOT-BC172981  Toxicodendron diversilobum John Thomas Howell 1956-6-10 31544 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC172986  Toxicodendron diversilobum John Thomas Howell 1957-5-28 32498 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC17311  Arabis blepharophylla John Thomas Howell 1957-5-17 32300 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC175168  Silene verecunda John Thomas Howell 1933-7-9 11426 San Francisco Lake Merced Comment
  CAS-BOT-BC177040  Acacia dealbata John Thomas Howell 1957-5-22 32400 San Francisco Bayview Hills Comment
  CAS-BOT-BC177963  Astragalus nuttallii var. virgatus John Thomas Howell 1924-10-19 695 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC177964  Astragalus nuttallii var. virgatus John Thomas Howell 1956-9-9 31856 San Francisco SE end of Lake Merced, San Francisco Comment
  CAS-BOT-BC178258  Astragalus gambelianus John Thomas Howell 1957-5-6 s.n. San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC178259  Astragalus gambelianus John Thomas Howell 1956-5-6 31336 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC178260  Astragalus gambelianus John Thomas Howell 1956-5-19 31434 San Francisco Hunter's Point, San Francisco Comment
  CAS-BOT-BC178261  Astragalus gambelianus John Thomas Howell 1957-5-22 32387 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC180668  Albizia lophantha John Thomas Howell 1956-9-2 31825 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC180669  Albizia lophantha John Thomas Howell 1957-5-6 32228 San Francisco Hunter's Point, San Francisco Comment
  CAS-BOT-BC180670  Albizia lophantha John Thomas Howell 1957-9-1 32933 A San Francisco Sutro Heights above Pt. Lobos, San Francisco Comment
  CAS-BOT-BC180671  Albizia lophantha John Thomas Howell 1956-10-21 31918 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC180687  Salsola tragus John Thomas Howell 1956-9-26 31882 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC184488  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-6 32212 San Francisco Hunters Point Comment
  CAS-BOT-BC184490  Vulpia microstachys var. pauciflora John Thomas Howell 1956-5-6 31347 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC184491  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-5 32167 San Francisco East end of 22nd St. Comment
  CAS-BOT-BC184492  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-5 s.n. San Francisco Sierra and 22nd sts. Comment
  CAS-BOT-BC184493  Vulpia microstachys var. pauciflora John Thomas Howell 1956-5-6 31339 San Francisco Sierra & 22nd Sts. Comment
  CAS-BOT-BC184494  Vulpia microstachys var. pauciflora John Thomas Howell 1956-5-6 31339 San Francisco Sierra and 22nd streets, San Francisco Comment
  CAS-BOT-BC184495  Vulpia microstachys var. pauciflora John Thomas Howell s.n. San Francisco Sierra & 22nd streets Comment
  CAS-BOT-BC184498  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-17 37271 San Francisco Bayview Hills Comment
  CAS-BOT-BC184499  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-6 32232 San Francisco Hunters Point Comment
  CAS-BOT-BC185630  Bromus tectorum John Thomas Howell 1956-5-19 31414 San Francisco San Francisco. Near Third and Army Streets. Comment
  CAS-BOT-BC185736  Vulpia myuros subsp. megalura John Thomas Howell 1957-5-26 32444 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC185738  Vulpia myuros subsp. megalura John Thomas Howell 1957-5-17 32272 San Francisco Bayview Hills Comment
  CAS-BOT-BC186629  Danthonia californica John Thomas Howell 1956-6-10 31547 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC186630  Danthonia californica John Thomas Howell 1956-6-10 31546 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC186631  Danthonia californica John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC186632  Danthonia californica John Thomas Howell 1957-5-6 32202 San Francisco Hunters Point Comment
  CAS-BOT-BC186633  Danthonia californica John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC186635  Danthonia californica John Thomas Howell 1957-5-28 32520 San Francisco Nw. side of Lone Mt. Comment
  CAS-BOT-BC186636  Danthonia californica John Thomas Howell 1937-5-23 12998 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC186637  Danthonia californica John Thomas Howell 1937-5-23 12999 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC18917  Carex densa John Thomas Howell 1957-6-17 32685 San Francisco San Francisco. Presidio. Comment
  CAS-BOT-BC18918  Carex densa John Thomas Howell 1957-6-17 32685 San Francisco San Francisco. Presidio. Comment
  CAS-BOT-BC18919  Carex densa John Thomas Howell 1957-5-17 32270 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC18920  Carex densa John Thomas Howell 1956-6-10 31531 San Francisco San Francisco. North slope of Bayview Hills. Comment
  CAS-BOT-BC189779  Dactylis glomerata John Thomas Howell 1956-5-12 31373 San Francisco San Francisco. Marin Street, near Third Street. Comment
  CAS-BOT-BC189781  Dactylis glomerata John Thomas Howell 1957-6-11 32577 San Francisco San Francisco. North slope of Lone Mountain. Comment
  CAS-BOT-BC190323  Cynodon dactylon John Thomas Howell 1957-6-11 32604 San Francisco San Francisco. East side of Lone Mountain. Comment
  CAS-BOT-BC191558  Chorizanthe cuspidata var. cuspidata John Thomas Howell 1926-4-24 1956 San Francisco near Lake Merced Comment
  CAS-BOT-BC191559  Chorizanthe cuspidata var. cuspidata John Thomas Howell 1933-7-9 11430 San Francisco Lake Merced Comment
  CAS-BOT-BC191560  Chorizanthe cuspidata var. cuspidata John Thomas Howell 1930-6-21 5316 San Francisco just S of Sutro Heights Comment
  CAS-BOT-BC192579  Deschampsia cespitosa subsp. holciformis John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC192580  Deschampsia cespitosa subsp. holciformis John Thomas Howell 1956-6-5 31491 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC19306  Carex barbarae John Thomas Howell 1956-6-10 31554 San Francisco San Francisco. North slope of Bay View Hills. Comment
  CAS-BOT-BC195572  Catapodium rigidum John Thomas Howell 1954-10-20 30111 San Francisco 1356 Filbert St., San Francisco Comment
  CAS-BOT-BC196092  Lupinus albifrons var. collinus John Thomas Howell 1956-6-24 31614 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC196102  Lupinus albifrons var. collinus John Thomas Howell 1957-5-22 32378 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC197187  Echinochloa crus-galli John Thomas Howell 1957-9-16 32962 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC197188  Echinochloa crus-galli John Thomas Howell 1956-9-29 31888 San Francisco San Francisco. Golden Gate Park east of Academy buildings Comment
  CAS-BOT-BC197282  Echinochloa muricata var. microstachya John Thomas Howell 1957-9-1 32941 San Francisco San Francisco. California St. near 16th Ave. Comment
  CAS-BOT-BC197315  Ehrharta erecta J. T. Howell 1982-9-30 54701 San Francisco Strybing Arboretum, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC197318  Ehrharta erecta John Thomas Howell 1973-1-22 49110 San Francisco At Planetarium entrance to the Academy, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC197401  Thinopyrum junceum John Thomas Howell 1944-11-25 20769 San Francisco At Taraval and 47th Ave., San Francisco Comment
  CAS-BOT-BC198189  Cytisus scoparius John Thomas Howell 1957-5-28 32485 San Francisco West side of Lone Mt., San Francisco Comment
  CAS-BOT-BC198863  Vulpia bromoides John Thomas Howell 1957-5-26 32422 San Francisco North base of Lone Mt., San Francisco Comment
  CAS-BOT-BC198864  Vulpia bromoides John Thomas Howell 1957-8-19 s.n. San Francisco Near Quarry Lake, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC198865  Vulpia bromoides John Thomas Howell 1937-5-23 13003 San Francisco Presidio, San Fransisco Comment
  CAS-BOT-BC198866  Vulpia bromoides John Thomas Howell 1957-5-17 32273 San Francisco Bayview Hills, San Fransisco Comment
  CAS-BOT-BC200512  Triticum aestivum John Thomas Howell 1956-5-19 31408 San Francisco Near Third & Army streets, San Francisco Comment
  CAS-BOT-BC200513  Triticum aestivum John Thomas Howell 1956-4-29 31308 San Francisco Embarcadero at Berry St., San Francisco Comment
  CAS-BOT-BC200514  Triticum aestivum John Thomas Howell 1956-5-12 31376 San Francisco Marin St., near Third St., San Francisco Comment
  CAS-BOT-BC200515  Triticum aestivum John Thomas Howell 1957-8-19 32912 San Francisco Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC203648  Elymus glaucus subsp. glaucus John Thomas Howell 1957-8-19 32905 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC203652  Elymus glaucus subsp. glaucus John Thomas Howell 1956-8-26 31814 San Francisco San Francisco. Near Pine Lake Comment
  CAS-BOT-BC203655  Elymus glaucus subsp. glaucus John Thomas Howell 1956-6-10 31514 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC203816  Elymus glaucus subsp. virescens John Thomas Howell 1956-6-3 31480 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC203817  Elymus glaucus subsp. virescens John Thomas Howell 1957-5-28 32519 San Francisco San Francisco. Nw. side of Lone Mt. Comment
  CAS-BOT-BC203821  Elymus glaucus subsp. virescens John Thomas Howell 1957-6-30 32790 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC203822  Elymus glaucus subsp. virescens John Thomas Howell 1957-8-19 32904 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC203838  Elymus X hansenii John Thomas Howell 1956-6-24 31619 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC204637  Eragrostis mexicana subsp. virescens John Thomas Howell 1957-8-5 32863 San Francisco San Francisco. In Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC20847  Carex globosa John Thomas Howell 1937-5-23 13005 San Francisco Presidio. Comment
  CAS-BOT-BC208632  Distichlis spicata John Thomas Howell 1956-7-1 31661 San Francisco Salt marsh, Marin St. east of 3rd St., San Francisco Comment
  CAS-BOT-BC208971  Digitaria ischaemum John Thomas Howell 1957-9-22 32971 San Francisco Vallejo and Front Streets, San Francisco Comment
  CAS-BOT-BC209088  Digitaria sanguinalis John Thomas Howell 1969-11-9 s.n. San Francisco San Francisco Comment
  CAS-BOT-BC209126  Deschampsia danthonioides John Thomas Howell 1956-6-10 31505 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC209127  Deschampsia danthonioides John Thomas Howell 1957-5-28 32515 San Francisco NW side of Lone Mt., San Francisco Comment
  CAS-BOT-BC209128  Deschampsia danthonioides John Thomas Howell 1957-5-6 32220 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC213094  Ulex europaeus John Thomas Howell 1956-11-4 31960 San Francisco East end of Army St. Comment
  CAS-BOT-BC213095  Ulex europaeus John Thomas Howell 1956-8-26 31808 San Francisco near Pine Lake Comment
  CAS-BOT-BC213822  Elymus repens John Thomas Howell 1957-9-1 32940 San Francisco California St., near 16th Ave. - San Francisco Comment
  CAS-BOT-BC213823  Elymus repens John Thomas Howell 1957-9-1 32925 San Francisco Sutro Heights above Point Lobos - San Francisco Comment
  CAS-BOT-BC213824  Elymus repens John Thomas Howell 1957-9-1 32925 San Francisco Sutro Heights above Point Lobos - San Francisco Comment
  CAS-BOT-BC213826  Elymus repens John Thomas Howell 1956-7-1 31658 San Francisco 3rd & 4th Streets - San Francisco Comment
  CAS-BOT-BC213827  Elymus repens John Thomas Howell 1956-7-1 31656 San Francisco Embarcadero and Townsend St. - San Francisco Comment
  CAS-BOT-BC213828  Elymus repens John Thomas Howell 1947-9-30 24183 San Francisco Near Strybing Arboretum, Golden Gate Park - San Francisco Comment
  CAS-BOT-BC215091  Lupinus chamissonis John Thomas Howell 1956-5-19 31398 San Francisco Waste ground near Third and Army Streets, San Francisco Comment
  CAS-BOT-BC215092  Lupinus chamissonis John Thomas Howell 1957-5-28 32479 San Francisco W side of Lone Mountain Comment
  CAS-BOT-BC21604  Achillea millefolium John Thomas Howell 1957-5-26 32433 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC21611  Achillea millefolium John Thomas Howell 1956-6-10 31512 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC21615  Achillea millefolium John Thomas Howell 1956-8-26 31821 San Francisco Near Pine Lake Comment
  CAS-BOT-BC21618  Achillea millefolium John Thomas Howell 1926-4-24 1942 San Francisco Lake Merced Comment
  CAS-BOT-BC21623  Achillea millefolium John Thomas Howell 1957-5-6 32229 San Francisco Hunters Point Comment
  CAS-BOT-BC21839  Carex harfordii John Thomas Howell 1937-5-23 13006 San Francisco Mountain Lake, Presidio, San Francisco. Comment
  CAS-BOT-BC21840  Carex harfordii John Thomas Howell 1937-5-23 13006 San Francisco Mountain Lake, Presidio, San Francisco. Comment
  CAS-BOT-BC21841  Carex harfordii John Thomas Howell 1937-5-23 13006 San Francisco Mountain Lake, Presidio, San Francisco. Comment
  CAS-BOT-BC21842  Carex harfordii John Thomas Howell 1957-6-11 32611 San Francisco North slope of Lone Mountain. Comment
  CAS-BOT-BC21843  Carex harfordii John Thomas Howell 1956-6-17 31566 San Francisco Summit ridge of Bayview Hills, San Francisco. Comment
  CAS-BOT-BC219126  Genista monspessulana John Thomas Howell 1957-5-28 32504 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC219129  Genista monspessulana John Thomas Howell 1956-6-10 31553 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC219130  Genista monspessulana John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC220162  Monardella sinuata subsp. nigrescens John Thomas Howell 1933-7-9 11431 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC220637  Monardella villosa John Thomas Howell 1957-6-30 32804 San Francisco San Francisco. Summit ridge of Bayview Hills Comment
  CAS-BOT-BC220638  Monardella villosa John Thomas Howell 1933-7-9 11425 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC220652  Monardella villosa John Thomas Howell 1956-6-10 31525 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC220653  Monardella villosa John Thomas Howell 1957-6-30 32803 San Francisco Summit ridge of Bayview Hills Comment
  CAS-BOT-BC220655  Monardella villosa John Thomas Howell 1957-6-30 32802 San Francisco San Francisco. Summit ridge of Bayview Hills Comment
  CAS-BOT-BC220659  Monardella villosa John Thomas Howell 1957-6-30 32797 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC221439  Angelica hendersonii John Thomas Howell 1956-6-17 31577 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC221858  Stenotaphrum secundatum John Thomas Howell 1957-9-6 32946 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC223298  Sanicula bipinnatifida John Thomas Howell 1957-5-6 32216 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC223299  Sanicula bipinnatifida John Thomas Howell 1957-5-6 32216 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC224343  Calystegia subacaulis subsp. subacaulis John Thomas Howell 1956-6-10 31558 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC224344  Calystegia subacaulis subsp. subacaulis John Thomas Howell 1956-5-6 31341 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC225328  Gilia capitata subsp. chamissonis John Thomas Howell 1957-5-28 32508 San Francisco West side of Lone Mt., San Francisco Comment
  CAS-BOT-BC225329  Gilia capitata subsp. chamissonis John Thomas Howell 1926-4-24 1948 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC225615  Leptosiphon latisectus John Thomas Howell 1926-4-24 1932 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC22728  Agoseris grandiflora var. grandiflora J. T. Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC22729  Agoseris grandiflora var. grandiflora J. T. Howell 1956-6-10 31510 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC22733  Agoseris grandiflora var. grandiflora J. T. Howell 1957-5-26 32474 A San Francisco North side of Lone Mt Comment
  CAS-BOT-BC228679  Elymus multisetus John Thomas Howell 1956-6-5 31488 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC230241  Carpobrotus edulis John Thomas Howell 1956-10-21 31919 San Francisco N slope of Bayview Hills Comment
  CAS-BOT-BC233136  Polypogon interruptus John Thomas Howell 1979-6-15 53358 San Francisco Middle Drive [Nancy Pelosi Drive] at SE corner of Academy, Golden Gate Park Comment
  CAS-BOT-BC233138  Polypogon interruptus John Thomas Howell 1956-7-1 31655 San Francisco Embarcadero and Townsend Street, San Francisco Comment
  CAS-BOT-BC233139  Polypogon interruptus John Thomas Howell 1956-4-22 31257 San Francisco Near Fisherman's Wharf, San Francisco Comment
  CAS-BOT-BC233140  Polypogon interruptus John Thomas Howell 1957-6-11 32607 San Francisco E side of Lone Mountain, San Francisco Comment
  CAS-BOT-BC23532  Arctostaphylos crustacea John Thomas Howell 1933-3-3 10865 San Francisco Lake Merced Comment
  CAS-BOT-BC23533  Arctostaphylos crustacea John Thomas Howell 1934-3-4 11773 San Francisco Lake Merced Comment
  CAS-BOT-BC235467  Sporobolus indicus John Thomas Howell 1957-8-5 32859 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC236437  Solanum aviculare John Thomas Howell 1957-9-1 32932 San Francisco Sutro Heights above Pt. Lobos, San Francisco Comment
  CAS-BOT-BC236569  Sorghum halepense John Thomas Howell 1956-7-15 31682 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC236570  Sorghum halepense John Thomas Howell 1956-5-19 31396 San Francisco Near Third & Army Streets, San Francisco Comment
  CAS-BOT-BC236571  Sorghum halepense John Thomas Howell 1957-9-22 s.n. San Francisco Front & Vallejo Streets, San Francisco Comment
  CAS-BOT-BC236572  Sorghum halepense John Thomas Howell 1956-7-1 31638 San Francisco Front & Vallejo Streets, San Francisco Comment
  CAS-BOT-BC237043  Symphoricarpos mollis John Thomas Howell 1956-8-19 31785 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC237044  Symphoricarpos mollis John Thomas Howell 1956-6-17 31563 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC237045  Symphoricarpos mollis John Thomas Howell 1957-7-28 32824 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC237301  Polypogon monspeliensis John Thomas Howell 1956-7-1 s.n. San Francisco San Francisco. Vallejo Street and Embarcadero Comment
  CAS-BOT-BC237302  Polypogon monspeliensis John Thomas Howell 1957-5-17 32277 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC237303  Polypogon monspeliensis John Thomas Howell 1956-4-22 31278 San Francisco San Francisco. Embarcadero at Vallejo Street Comment
  CAS-BOT-BC237304  Polypogon monspeliensis John Thomas Howell 1956-9-9 31859 San Francisco San Francisco. Near stand at SE end of Lake Merced Comment
  CAS-BOT-BC237556  Polypogon viridis John Thomas Howell 1956-5-19 s.n. San Francisco San Francisco. Third and Army streets Comment
  CAS-BOT-BC237557  Polypogon viridis John Thomas Howell 1956-4-22 31258 San Francisco San Francisco. Near Fisherman's Wharf Comment
  CAS-BOT-BC237559  Polypogon viridis John Thomas Howell 1956-7-1 31654 San Francisco San Francisco. Embarcadero and Vallejo streets Comment
  CAS-BOT-BC237561  Polypogon viridis John Thomas Howell 1957-6-17 s.n. San Francisco San Francisco. Lone Mountain Comment
  CAS-BOT-BC237736  Solanum marginatum John Thomas Howell 1956-7-15 31693 San Francisco Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC238534  Triphysaria floribunda John Thomas Howell 1957-5-6 32222 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC238545  Triphysaria floribunda John Thomas Howell 1933-4-17 10999 San Francisco Above Ft. Point, Presidio, San Francisco Comment
  CAS-BOT-BC240162  Setaria verticillata John Thomas Howell 1957-9-1 32942 San Francisco San Francisco. California St. near 16th Ave. Comment
  CAS-BOT-BC240204  Setaria viridis John Thomas Howell 1957-8-6 32872 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC240916  Collinsia multicolor John Thomas Howell 1957-5-17 32285 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC241387  Castilleja latifolia John Thomas Howell 1926-4-24 1953 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC241388  Castilleja latifolia John Thomas Howell 1956-9-9 31860 San Francisco San Francisco. SE. end of Lake Merced Comment
  CAS-BOT-BC241397  Castilleja latifolia John Thomas Howell 1930-6-21 5315 San Francisco Just south of Sutro Heights, San Francisco Comment
  CAS-BOT-BC241563  Lonicera involucrata var. ledebourii John Thomas Howell 1956-10-28 31942 San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC244185  Poa trivialis J. T. Howell 1957-6-8 32570 San Francisco Golden Gate Park near 8th Avenue and Fulton Street Comment
  CAS-BOT-BC244187  Poa trivialis J. T. Howell 1956-7-3 31672 San Francisco Golden Gate Park, San Francisco Comment
  CAS-BOT-BC244234  Poa unilateralis John Thomas Howell 1957-5-17 32311 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC244236  Poa unilateralis John Thomas Howell 1933-5-7 11220 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC246003  Sambucus nigra subsp. caerulea John Thomas Howell 1956-6-17 21579 San Francisco Summit ridge of BAyview Hills, San Francisco Comment
  CAS-BOT-BC247419  Poa pratensis John Thomas Howell 1957-5-29 32525 San Francisco San Francisco. North side of Lone Mt. Comment
  CAS-BOT-BC247421  Poa pratensis John Thomas Howell 1956-4-29 31310 San Francisco Along railroad, Third & Berry streets, San Francisco Comment
  CAS-BOT-BC250631  Phalaris minor John Thomas Howell 1956-5-19 31399 San Francisco Near Third & Army streets, San Francisco Comment
  CAS-BOT-BC250632  Phalaris minor John Thomas Howell 1957-8-19 32907 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC250633  Phalaris minor John Thomas Howell 1933-5-7 11212 San Francisco Lone Mountain, San Francisco Comment
  CAS-BOT-BC250634  Phalaris minor John Thomas Howell 1957-6-16 s.n. San Francisco San Francisco. Third Street near Army St. Comment
  CAS-BOT-BC250635  Phalaris minor John Thomas Howell 1956-6-3 31469 San Francisco At east end of Shafter St., San Francisco Comment
  CAS-BOT-BC250729  Phalaris paradoxa John Thomas Howell 1957-8-19 32908 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC250730  Phalaris paradoxa John Thomas Howell 1956-7-1 s.n. San Francisco San Francisco. Embarcadero and Vallejo St. Comment
  CAS-BOT-BC250731  Phalaris paradoxa John Thomas Howell 1956-5-12 31371 San Francisco Marin St. near Third St., San Francisco Comment
  CAS-BOT-BC25090  Arctostaphylos crustacea subsp. rosei John Thomas Howell 1934-3-9 11772 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC25091  Arctostaphylos crustacea subsp. rosei John Thomas Howell 1934-3-9 11772 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC253681  Panicum capillare John Thomas Howell 1957-8-5 32869 San Francisco Strybing Arboretum [San Francisco Botanical Garden], Golden Gate Park Comment
  CAS-BOT-BC253958  Parapholis incurva John Thomas Howell 1956-6-3 31459 San Francisco Embarcadero and Front Street, San Francisco Comment
  CAS-BOT-BC253959  Parapholis incurva John Thomas Howell 1957-9-1 32928 San Francisco Sutro Heights above Point Lobos Comment
  CAS-BOT-BC253960  Parapholis incurva John Thomas Howell 1956-5-12 31369 San Francisco Marin Street, San Francisco Comment
  CAS-BOT-BC254428  Piptatherum miliaceum John Thomas Howell 1956-5-19 31393 San Francisco Along Embarcadero near Townsend Street, San Francisco Comment
  CAS-BOT-BC254429  Piptatherum miliaceum John Thomas Howell 1956-5-19 31419 San Francisco Near Third and Army Streets, San Francisco Comment
  CAS-BOT-BC254430  Piptatherum miliaceum John Thomas Howell 1956-7-1 31635 San Francisco Embarcadero and Lombard Street, San Francisco Comment
  CAS-BOT-BC254533  Poa douglasii John Thomas Howell 1933-5-7 11221 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC255549  Poa annua John Thomas Howell 1956-7-1 31648 San Francisco Embarcadero and Vallejo Street, San Francisco Comment
  CAS-BOT-BC255550  Poa annua John Thomas Howell 1957-6-11 32601 San Francisco E side of Lone Mountain, San Francisco Comment
  CAS-BOT-BC255551  Poa annua John Thomas Howell 1957-5-17 32281 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC258796  Pennisetum clandestinum John Thomas Howell 1957-9-6 32945 San Francisco San Francisco. Main Drive, Golden Gate Park Comment
  CAS-BOT-BC258797  Pennisetum clandestinum John Thomas Howell 1957-9-6 32947 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC258798  Pennisetum clandestinum John Thomas Howell 1957-9-19 32966 San Francisco San Francisco. In the Presidio Comment
  CAS-BOT-BC258988  Phalaris californica John Thomas Howell 1944-6-14 19627 San Francisco Laurel Hill Cemetery, San Francisco Comment
  CAS-BOT-BC259682  Paspalum dilatatum John Thomas Howell 1957-8-6 32887 San Francisco Strybing Arboretum (San Francisco Botanical Garden), Golden Gate Park, San Francisco Comment
  CAS-BOT-BC259765  Nassella cernua John Thomas Howell 1956-6-24 31622 San Francisco S side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC259988  Nassella lepida John Thomas Howell 1957-6-11 32605 San Francisco E side of Lone Mountain, San Francisco Comment
  CAS-BOT-BC259989  Nassella lepida John Thomas Howell 1956-6-10 31548 San Francisco N slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC259990  Nassella lepida John Thomas Howell 1957-5-28 32518 San Francisco NW side of Lone Mountain, San Francisco Comment
  CAS-BOT-BC260194  Nassella pulchra John Thomas Howell 1937-5-23 12996 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC260195  Nassella pulchra John Thomas Howell 1956-6-10 31541 San Francisco N slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC260196  Nassella pulchra John Thomas Howell 1957-5-6 32218 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC260197  Nassella pulchra John Thomas Howell 1956-5-6 31342 San Francisco Sierra and 22nd Streets, San Francisco Comment
  CAS-BOT-BC260198  Nassella pulchra John Thomas Howell 1957-5-17 s.n. San Francisco Bay View Hills, San Francisco Comment
  CAS-BOT-BC260199  Nassella pulchra John Thomas Howell 1957-8-19 32906 San Francisco Near Quarry Lake, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC260200  Nassella pulchra John Thomas Howell 1957-8-6 32880 San Francisco Strybing Arboretum [San Francisco Botanical Gardens], Golden Gate Park, San Francisco Comment
  CAS-BOT-BC260201  Nassella pulchra John Thomas Howell 1956-5-6 31342 San Francisco Sierra and 22nd Streets, San Francisco Comment
  CAS-BOT-BC260865  Phleum pratense John Thomas Howell 1957-8-11 32892 San Francisco Near Academy, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC261606  Eriogonum nudum var. nudum John Thomas Howell 1956-5-19 31431 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC261607  Eriogonum nudum var. nudum John Thomas Howell 1956-5-19 31430 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC261608  Eriogonum nudum var. nudum John Thomas Howell 1957-6-30 32783 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC261609  Eriogonum nudum var. nudum John Thomas Howell 1956-5-19 31429 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC264236  Melica torreyana John Thomas Howell 1957-5-6 32196 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC264237  Melica torreyana John Thomas Howell 1957-5-22 32375 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC264238  Melica torreyana John Thomas Howell 1957-6-30 s.n. San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC265659  Paspalum distichum John Thomas Howell 1956-6-3 31462 San Francisco Embarcadero and Front St., San Francisco Comment
  CAS-BOT-BC265660  Paspalum distichum John Thomas Howell 1957-9-22 s.n. San Francisco Front and Vallejo Streets, San Francisco Comment
  CAS-BOT-BC265793  Phalaris aquatica John Thomas Howell 1957-5-6 32186 San Francisco East end of Army Street, San Francisco Comment
  CAS-BOT-BC265795  Phalaris aquatica John Thomas Howell 1957-7-16 32815 San Francisco Park Merced, San Francisco Comment
  CAS-BOT-BC265796  Phalaris aquatica John Thomas Howell 1956-7-3 31671 San Francisco Golden Gate Park, San Francisco Comment
  CAS-BOT-BC265871  Phalaris canariensis John Thomas Howell 1957-5-22 32398 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC265873  Phalaris canariensis John Thomas Howell 1956-7-15 31691 San Francisco Waterfront Street near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC266019  Eriogonum latifolium John Thomas Howell 1956-9-9 31863 San Francisco SE end of Lake Merced, San Francisco Comment
  CAS-BOT-BC266020  Eriogonum latifolium John Thomas Howell 1956-9-9 31864 San Francisco SE end of Lake Merced, San Francisco Comment
  CAS-BOT-BC266021  Eriogonum latifolium John Thomas Howell 1956-9-9 31862 San Francisco SE end of Lake Merced, San Francisco Comment
  CAS-BOT-BC266022  Eriogonum latifolium John Thomas Howell 1956-6-17 31593 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC266023  Eriogonum latifolium John Thomas Howell 1957-5-28 32502 San Francisco West side of Lone Mt., San Francisco Comment
  CAS-BOT-BC269116  Lolium perenne John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC269119  Lolium perenne John Thomas Howell 1956-6-3 31473 San Francisco Jennings St. north of Bayview Hills, San Francisco Comment
  CAS-BOT-BC269121  Lolium perenne John Thomas Howell 1957-5-28 32517 San Francisco San Francisco. Nw. side of Lone Mt. Comment
  CAS-BOT-BC269439  Melica californica John Thomas Howell 1957-5-17 32280 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC269440  Melica californica John Thomas Howell 1957-5-17 32280 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC269441  Melica californica John Thomas Howell 1957-5-6 32197 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC271389  Hordeum vulgare John Thomas Howell 1956-4-22 31272 San Francisco Embarcadero at Kearney Street, San Francisco Comment
  CAS-BOT-BC271390  Hordeum vulgare John Thomas Howell 1957-5-6 s.n. San Francisco Army Street near Third Street, San Francisco Comment
  CAS-BOT-BC271392  Hordeum vulgare John Thomas Howell 1957-5-26 s.n. San Francisco North base of Lone Mt., San Francisco Comment
  CAS-BOT-BC272230  Leymus pacificus John Thomas Howell 1956-8-26 31816 San Francisco Near Pine Lake, San Francisco Comment
  CAS-BOT-BC272231  Leymus pacificus John Thomas Howell 1957-9-1 32927 San Francisco Sutro Heights above Pt. Lobos, San Francisco Comment
  CAS-BOT-BC273940  Leptochloa fusca subsp. fascicularis John Thomas Howell 1933-9-25 11697 San Francisco In San Francisco Comment
  CAS-BOT-BC274260  Rostraria cristata John Thomas Howell 1956-6-24 31628 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC274313  Lagurus ovatus John Thomas Howell 1957-5-26 32407 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC274562  Leymus triticoides John Thomas Howell 1957-6-17 32677 San Francisco San Francisco. Lone Mt. Comment
  CAS-BOT-BC274563  Leymus triticoides John Thomas Howell 1956-4-29 31307 San Francisco Embarcadero at First & Townsend streets, San Francisco Comment
  CAS-BOT-BC274564  Leymus triticoides John Thomas Howell 1956-6-24 31623 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC274566  Leymus triticoides John Thomas Howell 1956-6-24 s.n. San Francisco San Francisco. Islais Creek, near Army and Third Streets Comment
  CAS-BOT-BC277070  Centaurea melitensis John Thomas Howell 1956-6-17 31588 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC278312  Festuca californica subsp. californica John Thomas Howell 1956-6-17 31573 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC278470  Festuca idahoensis John Thomas Howell 1956-6-17 31564 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC278471  Festuca idahoensis John Thomas Howell 1957-5-6 32203 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC279038  Festuca rubra John Thomas Howell 1933-5-7 11211 San Francisco Lone Mountain, San Francisco Comment
  CAS-BOT-BC279039  Festuca rubra John Thomas Howell 1933-5-7 11211 San Francisco Lone Mountain, San Francisco Comment
  CAS-BOT-BC279040  Festuca rubra John Thomas Howell 1957-5-26 32449 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC279041  Festuca rubra John Thomas Howell 1957-5-17 32274 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC280488  Cirsium quercetorum John Thomas Howell 1956-6-10 31516 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC280499  Cirsium quercetorum John Thomas Howell 1937-5-23 13002 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC280500  Cirsium quercetorum John Thomas Howell 1957-5-6 32235 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC281748  Carduus pycnocephalus John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC282889  Hainardia cylindrica John Thomas Howell 1957-9-1 32929 San Francisco Sutro Heights above Pt. Lobos, San Francisco Comment
  CAS-BOT-BC282890  Hainardia cylindrica John Thomas Howell 1956-7-15 31702 San Francisco E. end of 22nd St., San Francisco Comment
  CAS-BOT-BC282891  Hainardia cylindrica John Thomas Howell 1957-5-17 32282 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC282892  Hainardia cylindrica John Thomas Howell 1956-5-19 31404 San Francisco Near Third and Army Streets, San Francisco Comment
  CAS-BOT-BC282893  Hainardia cylindrica John Thomas Howell 1957-5-5 32163 San Francisco East end of 22nd St., San Francisco Comment
  CAS-BOT-BC283217  Lolium multiflorum John Thomas Howell 1957-5-26 32410 San Francisco N base of Lone Mountain, San Francisco Comment
  CAS-BOT-BC283219  Lolium multiflorum John Thomas Howell 1957-6-30 32782 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC283636  Schedonorus pratensis John Thomas Howell 1957-6-12 32615 San Francisco Lone Mountain Comment
  CAS-BOT-BC284027  Cirsium brevistylum John Thomas Howell 1926-4-24 1952 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC284028  Cirsium brevistylum John Thomas Howell 1956-10-28 31943 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC284664  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC284665  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1957-7-16 32814 San Francisco San Francisco. Park Merced Comment
  CAS-BOT-BC284666  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1956-6-5 31492 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC285121  Hordeum marinum subsp. gussoneanum John Thomas Howell 1957-5-5 s.n. San Francisco San Francisco. East end of 22nd St. Comment
  CAS-BOT-BC285122  Hordeum marinum subsp. gussoneanum John Thomas Howell 1956-7-15 31704 San Francisco San Francisco. E. end of 22nd St. Comment
  CAS-BOT-BC285123  Hordeum marinum subsp. gussoneanum John Thomas Howell 1956-7-1 31664 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC285124  Hordeum marinum subsp. gussoneanum John Thomas Howell 1956-5-19 31401 San Francisco Near Third & Army streets, San Francisco Comment
  CAS-BOT-BC285125  Hordeum marinum subsp. gussoneanum John Thomas Howell 1957-5-26 32474 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC285126  Hordeum marinum subsp. gussoneanum John Thomas Howell 1956-6-26 s.n. San Francisco San Francisco. Presidio Comment
  CAS-BOT-BC285647  Cirsium occidentale var. occidentale John Thomas Howell 1926-4-24 1944 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC285651  Cirsium occidentale var. occidentale John Thomas Howell 1933-7-9 11432 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC285657  Cirsium occidentale var. occidentale John Thomas Howell 1933-7-9 11432 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC286949  Ericameria ericoides John Thomas Howell 1956-9-9 31850 San Francisco San Francisco. At se. end of Lake Merced Comment
  CAS-BOT-BC286950  Ericameria ericoides John Thomas Howell 1957-10-3 32984 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC286964  Ericameria ericoides John Thomas Howell 1924-10-19 703 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC287281  Cotula australis John Thomas Howell 1957-5-17 32245 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC289383  Hordeum murinum subsp. glaucum John Thomas Howell 1956-6-17 31603 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC289384  Hordeum murinum subsp. glaucum John Thomas Howell 1957-5-6 s.n. San Francisco Marin near Third Street, San Francisco Comment
  CAS-BOT-BC289385  Hordeum murinum subsp. glaucum John Thomas Howell 1956-5-19 21416 A San Francisco Third and Army Streets, San Francisco Comment
  CAS-BOT-BC289441  Hordeum murinum subsp. leporinum John Thomas Howell 1950-6-17 31604 San Francisco Summit ridge of Bayview Hill, San Francisco Comment
  CAS-BOT-BC289442  Hordeum murinum subsp. leporinum John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC289443  Hordeum murinum subsp. leporinum John Thomas Howell 1957-5-26 32417 San Francisco North base of Lone Mt., San Francisco Comment
  CAS-BOT-BC291205  Erechtites glomeratus John Thomas Howell 1957-5-22 32406 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC291453  Cotula coronopifolia John Thomas Howell 1957-5-17 32240 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC300604  Erigeron foliosus var. franciscensis John Thomas Howell 1957-5-22 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC30323  Brassica nigra John Thomas Howell 1946-6-29 s.n. San Francisco San Francisco. Golden Gate Park. Comment
  CAS-BOT-BC303443  Gamochaeta ustulata John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC303671  Glebionis coronaria John Thomas Howell 1957-6-11 32610 San Francisco E side of Lone Mt, San Francisco Comment
  CAS-BOT-BC304065  Eriophyllum confertiflorum John Thomas Howell 1956-6-10 31537 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC305036  Grindelia hirsutula John Thomas Howell 1956-9-30 31903 San Francisco San Francisco. East end of 22nd Street Comment
  CAS-BOT-BC305038  Grindelia hirsutula John Thomas Howell 1956-7-22 31724 San Francisco San Francisco. North slope of Bayview Hills Comment
  CAS-BOT-BC305039  Grindelia hirsutula John Thomas Howell 1956-7-15 31701 San Francisco San Francisco. E. end of 22nd St. Comment
  CAS-BOT-BC305040  Grindelia hirsutula J. T. Howell 1933-9-15 s.n. San Francisco Twin Peaks, San Francisco Comment
  CAS-BOT-BC305041  Grindelia hirsutula J. T. Howell 1932-1-1 s.n. San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC305045  Grindelia hirsutula John Thomas Howell 1933-9-15 11659 San Francisco Summit of Twin Peaks, San Francisco Comment
  CAS-BOT-BC305047  Grindelia hirsutula John Thomas Howell 1924-10-19 709 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC305051  Grindelia hirsutula John Thomas Howell 1933-9-15 11656 San Francisco Laguna Honda, San Francisco Comment
  CAS-BOT-BC305052  Grindelia hirsutula John Thomas Howell 1933-9-15 11656 San Francisco Laguna Honda, San Francisco Comment
  CAS-BOT-BC305053  Grindelia hirsutula John Thomas Howell 1933-8-11 11489 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC305054  Grindelia hirsutula John Thomas Howell 1933-9-15 11657 San Francisco Laguna Honda, San Francisco Comment
  CAS-BOT-BC305062  Grindelia hirsutula John Thomas Howell 1956-9-9 31851 San Francisco At se. end of Lake Merced Comment
  CAS-BOT-BC305064  Grindelia hirsutula John Thomas Howell 1933-9-15 11662 San Francisco Summit of Twin Peaks, San Francisco Comment
  CAS-BOT-BC305065  Grindelia hirsutula J. T. Howell 1932-10-21 s.n. San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC305067  Grindelia hirsutula John Thomas Howell 1933-9-15 11660 San Francisco Summit of Twin Peaks, San Francisco Comment
  CAS-BOT-BC305069  Grindelia hirsutula John Thomas Howell 1933-9-15 11661 San Francisco Summit of Twin Peaks, San Francisco Comment
  CAS-BOT-BC305070  Grindelia hirsutula John Thomas Howell 1956-8-12 31749 San Francisco San Francisco. Alemany Blvd. near Bayshore Freeway Comment
  CAS-BOT-BC305075  Grindelia hirsutula John Thomas Howell 1956-6-24 31624 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC305076  Grindelia hirsutula John Thomas Howell 1956-7-1 31660 San Francisco Marin St. east of 3rd St., San Francisco Comment
  CAS-BOT-BC305904  Helminthotheca echioides John Thomas Howell 1957-5-17 32243 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC307426  Gnaphalium palustre John Thomas Howell 1956-8-26 31798 San Francisco Pine Lake, San Francisco Comment
  CAS-BOT-BC307427  Gnaphalium palustre John Thomas Howell 1956-10-28 31947 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC308464  Eriophyllum staechadifolium John Thomas Howell 1956-9-9 31873 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC310232  Hesperevax sparsiflora var. sparsiflora John Thomas Howell 1957-5-6 32213 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC310233  Hesperevax sparsiflora var. sparsiflora John Thomas Howell 1956-5-6 31338 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC310234  Hesperevax sparsiflora var. sparsiflora John Thomas Howell 1957-5-6 32213 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC311296  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1956-7-22 31722 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC311299  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1956-7-22 31722 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC311366  Hypochaeris glabra John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC311371  Hypochaeris glabra John Thomas Howell 1956-6-24 31627 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC311460  Hypochaeris radicata John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC312178  Eurybia radulina John Thomas Howell 1957-5-17 32292 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC312179  Eurybia radulina John Thomas Howell 1957-7-28 32826 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC312279  Euthamia occidentalis John Thomas Howell 1924-10-19 687 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC322730  Microseris paludosa John Thomas Howell 1937-5-23 13000 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC324079  Lessingia germanorum John Thomas Howell 1924-10-19 692 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC324080  Lessingia germanorum John Thomas Howell 1931-9-29 8126 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC324089  Lessingia germanorum John Thomas Howell 1931-9-29 8126 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC324098  Lessingia germanorum John Thomas Howell 1927-9-10 3096 San Francisco Lake Merced, San Francisco 213 Comment
  CAS-BOT-BC324099  Lessingia germanorum John Thomas Howell 1926-11-7 2233 San Francisco near Lake Merced, San Francisco Comment
  CAS-BOT-BC324104  Lessingia germanorum John Thomas Howell 1921-8-12 2180 San Francisco Near Lone Mtn., San Francisco Comment
  CAS-BOT-BC327997  Pentachaeta alsinoides John Thomas Howell 1957-5-6 32215 San Francisco Hunters Point Comment
  CAS-BOT-BC327998  Pentachaeta alsinoides John Thomas Howell 1957-5-22 32386 San Francisco Bayview Hills Comment
  CAS-BOT-BC334571  Lasthenia californica John Thomas Howell 1957-5-22 32373 San Francisco Bayview Hills, San Fransicso Comment
  CAS-BOT-BC34058  Carex brevicaulis John Thomas Howell 1937-5-23 12995 San Francisco Presidio, San Francisco. Comment
  CAS-BOT-BC34059  Carex brevicaulis John Thomas Howell 1938-4-12 13766 San Francisco Lake Merced, San Francisco. Comment
  CAS-BOT-BC34060  Carex brevicaulis John Thomas Howell 1938-4-12 13766 San Francisco Lake Merced, San Francisco. Comment
  CAS-BOT-BC34062  Carex brevicaulis John Thomas Howell 1957-5-28 32521 San Francisco San Francisco. Northwest side of Lone Mountain. Comment
  CAS-BOT-BC34063  Carex brevicaulis John Thomas Howell 1957-5-17 32310 San Francisco San Francisco. Bayview Hills. At west end. Comment
  CAS-BOT-BC342455  Logfia gallica John Thomas Howell 1957-5-17 32244 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC343307  Madia gracilis John Thomas Howell 1957-5-17 32241 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC343313  Madia gracilis John Thomas Howell 1957-5-26 32470 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC343315  Madia gracilis John Thomas Howell 1926-4-24 1940 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC345070  Madia sativa John Thomas Howell 1933-7-9 11433 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC345074  Madia sativa John Thomas Howell 1957-5-22 32374 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC348188  Matricaria discoidea John Thomas Howell 1957-5-17 32246 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC348769  Microseris bigelovii John Thomas Howell 1956-5-6 31348 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC348772  Microseris bigelovii John Thomas Howell 1957-6-30 32780 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC348773  Microseris bigelovii John Thomas Howell 1957-5-17 32291 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC348774  Microseris bigelovii John Thomas Howell 1956-5-19 31427 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC348775  Microseris bigelovii John Thomas Howell 1957-5-28 32511 San Francisco San Francisco. Nw. side of Lone Mt. Comment
  CAS-BOT-BC348776  Microseris bigelovii John Thomas Howell 1933-5-7 11217 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC348777  Microseris bigelovii John Thomas Howell 1937-5-23 12997 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC348850  Microseris douglasii subsp. douglasii John Thomas Howell 1957-5-6 32221 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC349122  Microseris douglasii subsp. tenella John Thomas Howell 1937-5-23 13008 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC356806  Pseudognaphalium californicum John Thomas Howell 1956-6-10 31511 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC357084  Pseudognaphalium luteoalbum John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC357368  Pseudognaphalium microcephalum John Thomas Howell 1956-7-22 31721 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC357486  Pseudognaphalium ramosissimum John Thomas Howell 1956-9-2 31832 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC361511  Pseudognaphalium stramineum John Thomas Howell 1957-5-17 32239 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC361512  Pseudognaphalium stramineum John Thomas Howell 1957-5-22 32385 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC361514  Pseudognaphalium stramineum John Thomas Howell 1957-5-26 32435 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC361532  Pseudognaphalium stramineum John Thomas Howell 1926-4-24 1938 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC361535  Pseudognaphalium stramineum John Thomas Howell 1957-5-28 32486 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC362434  Rafinesquia californica John Thomas Howell 1933-7-9 11428 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC363374  Senecio aronicoides John Thomas Howell 1926-4-24 1936 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC364216  Senecio sylvaticus John Thomas Howell 1956-6-17 31580 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC364618  Senecio vulgaris John Thomas Howell 1957-5-17 32242 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC364841  Silybum marianum John Thomas Howell 1956-6-17 31587 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC364842  Silybum marianum John Thomas Howell 1957-5-22 32399 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC365167  Solidago velutina subsp. californica John Thomas Howell 1956-7-22 31720 San Francisco San Francisco. Summit ridge of Bayview Hills Comment
  CAS-BOT-BC365169  Solidago velutina subsp. californica John Thomas Howell 1956-6-17 s.n. San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC365524  Solidago elongata John Thomas Howell 1924-10-19 686 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC365714  Solidago spathulata John Thomas Howell 1926-4-24 1937 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC365715  Solidago spathulata John Thomas Howell 1924-10-19 685 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC365726  Solidago spathulata John Thomas Howell 1956-8-26 31819 San Francisco San Francisco. Near Pine Lake Comment
  CAS-BOT-BC365895  Soliva sessilis John Thomas Howell 1956-6-24 31629 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC365900  Soliva sessilis John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC36602  Brassica nigra John Thomas Howell 1957-8-6 32885 San Francisco San Francisco. Golden Gate Park. Strybing Arboretum. Comment
  CAS-BOT-BC36779  Brassica rapa John Thomas Howell 1956-6-17 31585 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC36781  Brassica rapa John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC37142  Capsella bursa-pastoris John Thomas Howell 1957-5-17 32306 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC374678  Sonchus oleraceus John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC374679  Sonchus oleraceus John Thomas Howell 1956-6-17 31591 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC375209  Stephanomeria elata John Thomas Howell 1924-10-19 716 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC377124  Tragopogon porrifolius John Thomas Howell 1956-6-17 31584 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC377125  Tragopogon porrifolius John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC377128  Tragopogon porrifolius John Thomas Howell 1956-4-29 31313 San Francisco Along railroad, Third & Berry streets, San Francisco Comment
  CAS-BOT-BC379636  Layia platyglossa John Thomas Howell 1933-5-22 11324 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC379639  Layia platyglossa John Thomas Howell 1950-4-16 1605 San Francisco Sunset Beach State Park. Bluffs behind beach. Santa Cruz County Comment
  CAS-BOT-BC382038  Uropappus lindleyi John Thomas Howell 1933-5-23 11328 San Francisco West of Sutro Forest, San Francisco Comment
  CAS-BOT-BC383184  Wyethia angustifolia John Thomas Howell 1957-5-17 32284 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC383185  Wyethia angustifolia John Thomas Howell 1956-6-10 31532 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC383867  Abronia latifolia John Thomas Howell 1957-6-11 32592 San Francisco San Francisco. North slope of Lone Mountain Comment
  CAS-BOT-BC383868  Abronia latifolia John Thomas Howell 1957-6-11 32592 San Francisco San Francisco. North slope of Lone Mt. Comment
  CAS-BOT-BC384831  Cardionema ramosissimum John Thomas Howell 1956-6-24 31626 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC385924  Silene gallica John Thomas Howell 1957-5-17 32262 San Francisco San Francisco; Bayview Hills Comment
  CAS-BOT-BC388372  Cerastium glomeratum John Thomas Howell 1957-5-22 32389 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC389885  Silene scouleri subsp. scouleri John Thomas Howell 1957-6-30 32798 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC389886  Silene scouleri subsp. scouleri John Thomas Howell 1957-6-30 32801 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC389887  Silene scouleri subsp. scouleri John Thomas Howell 1957-6-30 32799 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC389888  Silene scouleri subsp. scouleri John Thomas Howell 1956-7-22 31723 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC389889  Silene scouleri subsp. scouleri John Thomas Howell 1957-7-28 32823 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC389890  Silene scouleri subsp. scouleri John Thomas Howell 1957-6-30 32800 San Francisco San Francisco. Summit ridge, Bayview Hills Comment
  CAS-BOT-BC389988  Spergula arvensis John Thomas Howell 1957-5-17 32264 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC390180  Spergularia bocconi John Thomas Howell 1957-5-22 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC390181  Spergularia bocconi John Thomas Howell 1956-6-24 31630 San Francisco South side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC390184  Spergularia bocconi John Thomas Howell 1956-6-24 31630 San Francisco San Francisco. South side of Bayview Hills Comment
  CAS-BOT-BC390422  Spergularia macrotheca var. macrotheca John Thomas Howell 1956-5-19 31433 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC390692  Spergularia rubra John Thomas Howell 1957-5-17 32268 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC391038  Spergularia villosa John Thomas Howell 1957-5-22 32377 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC391039  Spergularia villosa John Thomas Howell 1957-5-22 32377 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC393840  Stellaria media John Thomas Howell 1957-5-17 32295 San Francisco Bayview Hills Comment
  CAS-BOT-BC400216  Ceratophyllum demersum John Thomas Howell 1956-9-2 31842 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC400217  Ceratophyllum demersum John Thomas Howell 1956-8-26 31804 San Francisco San Francisco. Pine Lake Comment
  CAS-BOT-BC400218  Ceratophyllum demersum John Thomas Howell 1926-11-7 2245 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC40344  Caulanthus lasiophyllus John Thomas Howell 1933-5-23 11330 San Francisco San Francisco. West of Sutro Forest. Comment
  CAS-BOT-BC403453  Eschscholzia californica John Thomas Howell 1956-5-19 31443 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC403454  Eschscholzia californica John Thomas Howell 1926-4-24 1962 San Francisco San Francisco sand-dunes near Lake Merced Comment
  CAS-BOT-BC403455  Eschscholzia californica John Thomas Howell 1957-5-22 32376 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC403456  Eschscholzia californica John Thomas Howell 1957-5-28 32481 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC403999  Urtica dioica subsp. holosericea John Thomas Howell 1956-10-28 31939 San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC404001  Urtica dioica subsp. holosericea John Thomas Howell 1956-8-26 31813 San Francisco San Francisco. Near Pine Lake Comment
  CAS-BOT-BC404344  Urtica urens John Thomas Howell 1957-5-22 32397 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC413593  Persicaria amphibia John Thomas Howell 1956-8-26 31801 San Francisco San Francisco. Pine Lake Comment
  CAS-BOT-BC413783  Persicaria lapathifolia John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413785  Persicaria lapathifolia John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413787  Persicaria lapathifolia John Thomas Howell 1956-10-28 31928 San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC414060  Polygonum aviculare subsp. aviculare John Thomas Howell 1956-4-28 31296 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC416361  Rumex californicus John Thomas Howell 1956-6-10 31530 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC419371  Persicaria punctata John Thomas Howell 1956-10-28 s.n. San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC421551  Rumex crassus John Thomas Howell 1957-9-1 32931 San Francisco San Francisco. Sutro Heights above Pt. Lobos Comment
  CAS-BOT-BC421552  Rumex crassus John Thomas Howell 1957-10-5 32987 San Francisco San Francisco. Fort Point, Presidio Comment
  CAS-BOT-BC422056  Rumex acetosella John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC422058  Rumex acetosella John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC427602  Crassula aquatica John Thomas Howell 1926-11-7 2243 San Francisco Lake Merced, San Francisco. Comment
  CAS-BOT-BC427810  Crassula connata John Thomas Howell 1956-6-17 31583 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC433332  Rumex crispus John Thomas Howell 1956-6-17 31568 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC433529  Rumex fueginus John Thomas Howell 1926-11-7 2241 San Francisco Lake Merced, San Francisco. Comment
  CAS-BOT-BC433727  Rumex occidentalis John Thomas Howell 1958-6-3 33628 San Francisco San Francisco. Fort Point Comment
  CAS-BOT-BC433728  Rumex occidentalis John Thomas Howell 1958-6-3 33628 San Francisco San Francisco. Fort Point Comment
  CAS-BOT-BC433973  Rumex salicifolius John Thomas Howell 1956-8-12 31747 San Francisco San Francisco. Alemany Blvd. near Bayshore Freeway Comment
  CAS-BOT-BC433976  Rumex salicifolius John Thomas Howell 1956-5-19 31439 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC433977  Rumex salicifolius John Thomas Howell 1956-9-2 31846 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC435122  Aptenia cordifolia John Thomas Howell 1957-9-1 32937 San Francisco San Francisco. Sutro Heights above Pt. Lobos Comment
  CAS-BOT-BC435123  Aptenia cordifolia John Thomas Howell 1957-9-1 32937 San Francisco San Francisco. Sutro Heights above Point Lobos. Comment
  CAS-BOT-BC436429  Calystegia subacaulis John Thomas Howell 1937-5-23 13001 San Francisco Presidio Comment
  CAS-BOT-BC436527  Ligusticum apiifolium John Thomas Howell 1956-6-17 31569 San Francisco San Francisco: summit ridge of Bayview Hills Comment
  CAS-BOT-BC438511  Calandrinia ciliata John Thomas Howell 1957-5-17 32267 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC438512  Calandrinia ciliata John Thomas Howell 1957-5-6 32234 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC439572  Claytonia parviflora subsp. parviflora John Thomas Howell 1957-5-29 32544 San Francisco San Francisco. North side of Lone Mt. Comment
  CAS-BOT-BC439884  Claytonia perfoliata John Thomas Howell 1957-5-17 32304 San Francisco San Francisco. Bayview Hills Comment
  CAS-BOT-BC441337  Luzula subsessilis John Thomas Howell 1956-6-10 31552 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC441338  Luzula subsessilis John Thomas Howell 1957-5-26 32468 San Francisco North base of Lone Mt. Comment
  CAS-BOT-BC447791  Acaena pinnatifida var. californica John Thomas Howell 1957-5-28 32522 San Francisco Nw. side of Lone Mt. Comment
  CAS-BOT-BC447792  Acaena pinnatifida var. californica John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC447793  Acaena pinnatifida var. californica John Thomas Howell 1956-6-17 31571 San Francisco Summit of ridge of Bayview Hills Comment
  CAS-BOT-BC44894  Ambrosia chamissonis John Thomas Howell 1957-5-26 32430 San Francisco San Francisco. North base of Lone Mountain Comment
  CAS-BOT-BC44903  Ambrosia chamissonis John Thomas Howell 1957-9-19 32967 San Francisco North side of Lone Mountain Comment
  CAS-BOT-BC44904  Ambrosia chamissonis John Thomas Howell 1957-9-19 32968 San Francisco North side of Lone Mountain Comment
  CAS-BOT-BC44905  Ambrosia chamissonis John Thomas Howell 1957-5-26 32432 San Francisco North base of Lone Mountain Comment
  CAS-BOT-BC44906  Ambrosia chamissonis John Thomas Howell 1957-5-26 32432 San Francisco North base of Lone Mountain Comment
  CAS-BOT-BC45156  Anaphalis margaritacea John Thomas Howell 1925-4-18 969 San Francisco Point Lobos, San Francisco, between Land's End and the Cliff House. Comment
  CAS-BOT-BC45157  Anaphalis margaritacea John Thomas Howell 1926-4-24 1941 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC45158  Anaphalis margaritacea John Thomas Howell 1957-6-11 32585 San Francisco North slope of Lone Mountain Comment
  CAS-BOT-BC47281  Arctostaphylos tomentosa John Thomas Howell 1934-3-4 11773 San Francisco Lake Merced, San Francisco. Comment
  CAS-BOT-BC47680  Armeria maritima subsp. californica John Thomas Howell 1926-4-24 1958 San Francisco San Francisco sand-dunes near Lake Merced Comment
  CAS-BOT-BC52253  Ceanothus thyrsiflorus John Thomas Howell 1957-5-29 32541 San Francisco North side of Lone Mt. Comment
  CAS-BOT-BC52640  Frangula californica subsp. californica John Thomas Howell 1956-6-17 31570 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC52641  Frangula californica subsp. californica John Thomas Howell 1957-5-28 32507 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC54781  Erysimum franciscanum John Thomas Howell 1933-5-23 11329 San Francisco San Francisco. West of Sutro Forest. Comment
  CAS-BOT-BC54782  Erysimum franciscanum John Thomas Howell 1933-5-23 11329 San Francisco San Francisco. West of Sutro Forest. Comment
  CAS-BOT-BC54783  Erysimum franciscanum John Thomas Howell 1948-5-7 24295 San Francisco San Francisco. Near Laguna Honda. Comment
  CAS-BOT-BC55413  Hirschfeldia incana John Thomas Howell 1956-6-17 31595 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC55415  Hirschfeldia incana John Thomas Howell 1957-5-26 32414 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC55416  Hirschfeldia incana John Thomas Howell 1957-5-17 32248 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC57023  Equisetum arvense John Thomas Howell 1957-9-16 32963 San Francisco Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC57113  Equisetum X ferrissii John Thomas Howell 1926-4-24 1939 San Francisco Near Lake Merced, San Francisco Comment
  CAS-BOT-BC57590  Equisetum telmateia John Thomas Howell 1956-6-24 31609 San Francisco North side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC57591  Equisetum telmateia John Thomas Howell 1956-6-5 31495 San Francisco North slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC57840  Equisetum hyemale subsp. affine John Thomas Howell 1957-8-5 32866 San Francisco Strybing Arboretum, Golden Gate Park, San Francisco. Comment
  CAS-BOT-BC60202  Lobularia maritima John Thomas Howell 1957-5-17 32247 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC60203  Lobularia maritima John Thomas Howell 1957-5-29 32540 San Francisco San Francisco. North side of Lone Mountain. Comment
  CAS-BOT-BC60249  Lunaria annua John Thomas Howell 1957-5-29 32543 San Francisco San Francisco. North side of Lone Mountain. Comment
  CAS-BOT-BC60471  Nasturtium officinale John Thomas Howell 1956-8-12 31756 San Francisco San Francisco. Alemany Boulevard, near Bayshore Freeway. Comment
  CAS-BOT-BC61495  Sedum album John Thomas Howell 1957-8-6 s.n. San Francisco Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC61735  Quercus agrifolia John Thomas Howell 1956-6-10 31538 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC61736  Quercus agrifolia John Thomas Howell 1957-10-27 33004 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC63709  Ceanothus incanus John Thomas Howell 1933-7-9 11427 San Francisco Lake Merced. Comment
  CAS-BOT-BC68374  Azolla filiculoides John Thomas Howell 1956-8-26 31805 San Francisco San Francisco - Pine Lake Comment
  CAS-BOT-BC70966  Dryopteris arguta John Thomas Howell 1957-6-12 32614 San Francisco North slope of Lone Mt. Comment
  CAS-BOT-BC70967  Dryopteris arguta John Thomas Howell 1956-6-17 31600 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC71713  Pentagramma triangularis subsp. triangularis John Thomas Howell 1958-5-17 32313 San Francisco Bayview Hills Comment
  CAS-BOT-BC71714  Pentagramma triangularis subsp. triangularis John Thomas Howell 1956-5-6 31333 San Francisco Sierra & 22nd streets, San Francisco Comment
  CAS-BOT-BC71715  Pentagramma triangularis subsp. triangularis John Thomas Howell 1957-5-29 32535 San Francisco North side of Lone Mt. Comment
  CAS-BOT-BC71717  Pentagramma triangularis subsp. triangularis John Thomas Howell 1957-5-17 32313 San Francisco Bayview Hills Comment
  CAS-BOT-BC71983  Polypodium californicum John Thomas Howell 1957-5-6 32206 San Francisco Hunters Point Comment
  CAS-BOT-BC71984  Polypodium californicum John Thomas Howell 1957-5-17 32312 San Francisco Bayview Hills Comment
  CAS-BOT-BC72060  Polypodium calirhiza John Thomas Howell 1957-10-27 33005 San Francisco Bayview Hills Comment
  CAS-BOT-BC72095  Polypodium scouleri John Thomas Howell 1957-5-17 32314 San Francisco Bayview Hills Comment
  CAS-BOT-BC72638  Pteridium aquilinum John Thomas Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  CAS-BOT-BC72640  Pteridium aquilinum John Thomas Howell 1956-6-17 31582 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC72641  Pteridium aquilinum John Thomas Howell 1957-5-28 32484 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC74045  Turritis glabra John Thomas Howell 1926-4-24 1947 San Francisco San Francisco. Lake Merced. Comment
  CAS-BOT-BC74320  Raphanus sativus John Thomas Howell 1956-6-17 31597 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC74322  Raphanus sativus John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC74323  Raphanus sativus John Thomas Howell 1957-5-26 32415 San Francisco San Francisco. North base of Lone Mountain. Comment
  CAS-BOT-BC75341  Sisymbrium officinale John Thomas Howell 1956-6-17 31602 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC75342  Sisymbrium officinale John Thomas Howell 1957-5-17 s.n. San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC75435  Sisymbrium orientale John Thomas Howell 1956-6-17 31560 San Francisco San Francisco. Summit ridge of Bayview Hills. Comment
  CAS-BOT-BC76632  Polystichum munitum John Thomas Howell 1957-5-29 32542 San Francisco San Francsico - north side of Lone Mt. Comment
  CAS-BOT-BC76633  Polystichum munitum John Thomas Howell 1956-9-9 31872 San Francisco San Francsico - west end of Lake Merced Comment
  CAS-BOT-BC76634  Polystichum munitum John Thomas Howell 1956-6-17 31562 San Francisco San Francsico - summit ridge of Bayview Hills Comment
  CAS-BOT-BC76860  Polypodium calirhiza John Thomas Howell 1957-5-29 32527 San Francisco North side of Lone Mt. Comment
  CAS-BOT-BC77898  Woodwardia fimbriata John Thomas Howell 1956-9-9 31871 San Francisco West end of Lake Merced Comment
  CAS-BOT-BC80771  Cupressus macrocarpa John Thomas Howell 1956-9-2 31833 San Francisco Near northeast end of Lake Merced. Comment
  CAS-BOT-BC80773  Cupressus macrocarpa John Thomas Howell 1956-8-19 31784 San Francisco Summit ridge, Bayview Hills. Comment
  CAS-BOT-BC80775  Cupressus macrocarpa John Thomas Howell 1957-6-11 32579 San Francisco North slope of Lone Mt. Comment
  CAS-BOT-BC80776  Cupressus macrocarpa John Thomas Howell 1957-6-17 s.n. San Francisco Presidio, San Francisco. Comment
  CAS-BOT-BC84910  Artemisia californica John Thomas Howell 1956-7-22 31718 San Francisco San Francisco - Summit ridge of Bayview Hills Comment
  CAS-BOT-BC84911  Artemisia californica John Thomas Howell 1956-7-17 s.n. San Francisco San Francisco - Bayview Hills Comment
  CAS-BOT-BC88614  Iberis umbellata John Thomas Howell 1957-8-6 32883 San Francisco Golden Gate Park. Strybing Arboretum. Comment
  CAS-BOT-BC88902  Lepidium densiflorum var. densiflorum John Thomas Howell 1957-8-12 32893 San Francisco San Francisco. Golden Gate Park. Stow Lake. Comment
  CAS-BOT-BC89105  Lepidium didymum John Thomas Howell 1926-7-13 2067 San Francisco San Francisco. Lone Mountain. Comment
  CAS-BOT-BC89108  Lepidium didymum John Thomas Howell 1957-5-17 32296 San Francisco San Francisco. Bayview Hills. Comment
  CAS-BOT-BC89109  Lepidium didymum John Thomas Howell 1957-6-11 32600 San Francisco San Francisco. East side of Lone Mountain. Comment
  CAS-BOT-BC90438  Artemisia douglasiana John Thomas Howell 1956-7-22 31715 San Francisco North base of Bayview Hills Comment
  CAS-BOT-BC93671  Artemisia pycnocephala John Thomas Howell 1926-7-13 2070 San Francisco Lone Mountain, San Francisco Comment
  CAS-BOT-BC93674  Artemisia pycnocephala John Thomas Howell 1957-6-11 32591 San Francisco north slope of Lone Mt. - San Francisco Comment
  CAS-BOT-BC97755  Symphyotrichum chilense John Thomas Howell 1924-10-19 704 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC97758  Symphyotrichum chilense John Thomas Howell 1956-8-19 31786 San Francisco Summit ridge, Bayview Hills Comment
  CAS-BOT-BC97761  Symphyotrichum chilense John Thomas Howell 1956-8-19 31790 San Francisco North side, Bayview Hills Comment
  CAS-BOT-BC97763  Symphyotrichum chilense John Thomas Howell 1957-10-9 32993 San Francisco Lone Mt. Comment
  CAS-BOT-BC97764  Symphyotrichum chilense John Thomas Howell 1962-9-6 s.n. San Francisco Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC97778  Symphyotrichum chilense John Thomas Howell 1957-6-30 32795 San Francisco North slope of Bayview Hills Comment
  CAS-BOT-BC99374  Symphyotrichum subspicatum John Thomas Howell 1957-9-1 32938 San Francisco Sutro Heights above Pt. Lobos Comment
  CAS-BOT-BC99461  Baccharis pilularis John Thomas Howell 1957-6-11 32590 San Francisco North slope of Lone Mt. Comment
  CAS-BOT-BC99468  Baccharis pilularis John Thomas Howell 1957-6-11 32589 San Francisco North slope of Lone Mountain, San Francisco Comment
  CAS-BOT-BC99474  Baccharis pilularis John Thomas Howell 1957-5-28 32501 San Francisco West side of Lone Mt. Comment
  CAS-BOT-BC99481  Baccharis pilularis John Thomas Howell 1956-9-30 31904 San Francisco east end of 22nd St. Comment
  CAS-BOT-BC99484  Baccharis pilularis John Thomas Howell 1956-7-22 31719 San Francisco Summit ridge, Bayview Hills Comment
  CAS-BOT-BC99485  Baccharis pilularis John Thomas Howell 1924-10-19 705 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC99486  Baccharis pilularis John Thomas Howell 1956-7-15 31707 San Francisco e. end of 22nd St. Comment
  CDA2018  Ehrharta erecta J. T. Howell 1973-1-22 49110 San Francisco Golden Gate Park, near Academy buildings, San Francisco. 0 Comment
  CDA3323  Phytolacca heterotepala J. T. Howell 1959-9-1 34604 San Francisco Golden Gate Park, San Francisco. 0 Comment
  CDA3324  Phytolacca heterotepala J. T. Howell 1960-1-23 35131 San Francisco Golden Gate Park, San Francisco. 0 Comment
  CDA3340  Conicosia pugioniformis J. T. Howell 1943-10-3 19337 San Francisco Dunes just east of Lake Merced, San Francisco. Comment
  CDA3477  Silene pseudatocion J. T. Howell 1972-4-19 48673 San Francisco San Francisco. 0 Comment
  CDA5000  Lavatera cretica J. T. Howell 1945-6-1 20913 A San Francisco Strybing Arboretum, Golden Gate Park, San Francisco. 0 Comment
  CDA5809  Salpichroa origanifolia J. T. Howell 1945-7-23 21332 San Francisco Golden Gate Park, San Francisco. 0 Comment
  HSC24627  Dodecatheon clevelandii subsp. patulum J. T. Howell 1933-3-31 10917 San Francisco Bernal Heights Comment
  JEPS16600  Sisymbrium orientale John Thomas Howell 1940-5-27 San Francisco San Francisco, Masonic Avenue, near Geary Street San Francisco; , Masonic Avenue Comment
  JEPS20554  Lessingia germanorum John Thomas Howell 1926-8-12 2180 San Francisco Fulton St near St. Ignatius Church Lone Mt.; San Francisco Comment
  JEPS20555  Lessingia germanorum John Thomas Howell 1926-11-7 2233 San Francisco near Lake Merced Comment
  JEPS30795  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco Just east of Lake Merced. Comment
  JEPS39466  Plantago erecta John Thomas Howell 1956-5-6 31349 San Francisco Sierra Street and 22nd Street (San Francisco); San Francisco Comment
  JEPS39469  Plantago erecta John Thomas Howell 1956-5-19 31436 San Francisco Hunters Point San Francisco Comment
  JEPS39470  Plantago erecta John Thomas Howell 1957-5-17 32283 San Francisco Bayview Hills; San Francisco Comment
  JEPS39471  Plantago erecta John Thomas Howell 1957-5-28 32503 San Francisco w side Lone Mountain; San Francisco Comment
  JEPS39473  Plantago lanceolata John Thomas Howell 1956-6-1 31666 San Francisco Hunters Point San Francisco Comment
  JEPS39474  Plantago coronopus John Thomas Howell 1956-7-15 31681 San Francisco near Mission Rock Terminal (Waterfront Street); San Francisco Comment
  JEPS58971  Symphyotrichum subspicatum J. Thomas Howell 1957-6-30 32795 San Francisco Bayview Hills (n slope) San Francisco Comment
  JEPS58973  Symphyotrichum subspicatum John Thomas Howell 1956-8-19 31790 San Francisco n side Bayview Hills (San Francisco); , North side Bayview Hills Comment
  JEPS58993  Conyza floribunda John Thomas Howell 1956-9-30 31897 San Francisco near Mission Rock Terminal (Waterfront Street); San Francisco Comment
  JEPS59032 Image available Scrophularia californica John Thomas Howell 1957-5-6 32206 A San Francisco Hunters Point. Comment
  JEPS59101  Carduus tenuiflorus J. Thomas Howell 1940-6-5 San Francisco Golden Gate Park Comment
  JEPS62626  Plantago major John Thomas Howell 1969-7-6 45867 San Francisco Fort Mason San Francisco Comment
  JEPS62631  Solanum furcatum John Thomas Howell 1969-7-20 45872 San Francisco n slope Russian Hill along Hyde Street, San Francisco Russian Hill; San Francisco, Russian Hill along Hyde Street Comment
  JEPS75287  Conyza floribunda John Thomas Howell 1975-9-10 51506 San Francisco between Market and Mission Street (sidewalk Main Street); San Francisco Comment
  JEPS86057  Plantago erecta John Thomas Howell 1957-5-17 32283 San Francisco Bayview Hills; San Francisco Comment
  JEPS9910  Lasthenia californica subsp. californica John Thomas Howell 1925-4-18 989 San Francisco Pt. Lobos Comment
  LA204229  Plagiobothrys diffusus John Thomas Howell; 1933-5-7 11223 San Francisco above Mountain Lake, Presidio, San Francisco Comment
  LA206574  Chorizanthe cuspidata var. cuspidata John Thomas Howell; 1930-6-21 5316 San Francisco S of Sutro Heights Comment
  LA42270  Arctostaphylos crustacea subsp. rosei John Thomas Howell; 1934-3-9 11772 San Francisco Lake Merced 15.0 Comment
  LA47372  Lessingia germanorum John Thomas Howell; 1931-9-26 8126 San Francisco Presidio Comment
  POM179704  Chorizanthe cuspidata var. cuspidata J. T. Howell 1930-6-21 5316 San Francisco South of Sutro Heights, San Francisco Comment
  POM193958  Castilleja affinis J. T. Howell 1926-4-24 1953 San Francisco Lake Merced. Comment
  POM196462  Veronica americana J. T. Howell 1926-7-15 2079 San Francisco Lake Merced, San Francisco. Comment
  POM196471  Cryptantha leiocarpa J. T. Howell 1926-7-13 2066 San Francisco Lone Mt., San Francisco. Comment
Read comments Sep 7 2010
  POM197776  Lessingia germanorum John T. Howell 1926-11-7 2233 San Francisco Lake Merced Comment
  POM202858  Arctostaphylos tomentosa subsp. rosei J. T. Howell 1934-3-9 11772 San Francisco Lake Merced. Comment
  POM203045  Reseda alba J. T. Howell 1934-10-25 12477 San Francisco San Francisco Comment
  POM203621  Ceanothus incanus J. T. Howell 1933-6-9 11427 San Francisco Lake Merced Comment
  POM203637  Arctostaphylos tomentosa subsp. rosei J. T. Howell 1933-3-3 10865 San Francisco Lake Merced. Comment
  POM203655  Microseris bigelovii J. T. Howell 1933-5-7 11217 San Francisco Presidio, San Francisco. Comment
  POM203916  Koeleria macrantha J. T. Howell 1933-5-23 11326 San Francisco west of Sutro Forest Comment
  POM203995  Dodecatheon clevelandii subsp. patulum J. T. Howell 1933-3-31 10917 San Francisco Bernal Heights. Comment
  POM204017  Grindelia hirsutula var. maritima J. T. Howell 1933-8-11 11489 San Francisco Presidio, San Francisco. Comment
  POM204018  Grindelia hirsutula var. maritima J. T. Howell 1933-9-15 11656 San Francisco Laguna Honda Comment
  POM204429  Layia platyglossa subsp. platyglossa J. T. Howell 1933-5-22 11324 San Francisco Presidio, San Francisco. Comment
  POM204454  Oxalis albicans subsp. pilosa J. T. Howell 1933-7-9 11423 San Francisco Lake Merced Comment
  POM226146  Leptochloa fusca subsp. fascicularis J. T. Howell 1933-9-25 11697 San Francisco San Francisco Comment
  POM226231  Cirsium andrewsii J. T. Howell 1933-7-9 11424 San Francisco Lake Merced Comment
  POM230441  Carex tumulicola J. T. Howell 1937-5-23 13011 San Francisco Presidio, San Francisco. Comment
Read comments Feb 3 2011
  POM230444  Carex harfordii J. T. Howell 1937-5-23 13006 San Francisco Presidio, San Francisco. Comment
Read comments Aug 8 2010
  POM359108  Grindelia J. T. Howell 1933-8-11 11489 San Francisco Presidio, San Francisco. Comment
  POM367460  Arctostaphylos tomentosa subsp. rosei J. T. Howell 1934-3-9 11772 San Francisco Lake Merced. Comment
  RSA126121  Silene gallica J. T. Howell 1952-5-8 28313 San Francisco Golden Gate Heights, San Francisco. Comment
  RSA126123  Bromus madritensis J. T. Howell 1952-5-20 28315 San Francisco Golden Gate Park, near 8th Av. and Fulton St., San Francisco Comment
  RSA127322  Cirsium andrewsii J. T. Howell 1958-6-3 33627 San Francisco Fort Point Comment
  RSA127760  Toxicodendron diversilobum J. T. Howell 1957-5-28 32498 San Francisco West side of Lone Mountain. Comment
  RSA128026  Toxicodendron diversilobum J. T. Howell 1956-10-21 31916 San Francisco Summit ridge of Bayview Hills Comment
  RSA201412  Phacelia californica J. T. Howell 1957-5-6 32227 San Francisco Hunters Point, San Francisco Comment
  RSA201416  Carex densa J. T. Howell 1957-5-17 32270 San Francisco Bayview Hills. Comment
  RSA203031  Arctostaphylos tomentosa subsp. rosei J. T. Howell 1934-3-4 11773 San Francisco Lake Merced. Comment
  RSA20488  Carex globosa J. T. Howell 1937-5-23 13005 San Francisco Presidio, San Francisco. Comment
  RSA209477  Epilobium brachycarpum J. T. Howell 1956-8-19 31787 San Francisco Summit Ridge of Bayview Hills, San Francisco. Comment
  RSA209486  Oenothera rosea J. T. Howell 1958-5-7 33024 San Francisco Greenich St. between Polk and Larkin Streets, Russian Hill Comment
Read comments Nov 28 2012
  RSA209503  Epilobium ciliatum subsp. watsonii J. T. Howell 1957-5-29 32538 San Francisco North side of Lone Mountain. Comment
  RSA209511  Epilobium brachycarpum J. T. Howell 1956-8-19 31788 San Francisco Summit Ridge of Bayview Hills, San Francisco. Comment
  RSA209519  Boisduvalia densiflora var. densiflora J. T. Howell 1956-6-5 31503 San Francisco San Francisco. North slope of Bayview Hills. Comment
  RSA2115959  Elymus glaucus subsp. virescens J. T. Howell 1957-8-19 32904 San Francisco Near Quarry Lake, Golden Gate Park Comment
  RSA212496  Ligusticum apiifolium J. T. Howell 1956-6-17 31569 San Francisco Summit ridge of Bayview Hills Comment
  RSA215845  Deschampsia holciformis J. T. Howell 1957-5-17 s.n. San Francisco Bayview Hills. Comment
  RSA215882  Eragrostis mexicana subsp. virescens J. T. Howell 1957-8-5 32863 San Francisco in Strybing Arboretum, Golden Gate Park Comment
  RSA215883  Schedonorus pratensis J. T. Howell 1957-6-12 32615 San Francisco Lone Mt. Comment
  RSA215884  Cupressus macrocarpa J. T. Howell 1957-6-11 s.n. San Francisco North slope of Lone Mountain Comment
Read comments Dec 21 2011
  RSA215886  Anaphalis margaritacea J. T. Howell 1956-6-10 31533 San Francisco North slope of Bayview Hills, San Francisco Comment
  RSA215890  Trifolium dubium J. T. Howell 1957-5-26 32466 San Francisco North base of Lone Mountain. Comment
  RSA215891  Trifolium campestre J. T. Howell 1957-5-29 32539 San Francisco North side of Lone Mountain Comment
  RSA215902  Dryopteris arguta J. T. Howell 1957-6-12 32614 San Francisco North Slope of Lone Mountain Comment
  RSA215927  Baccharis pilularis J. T. Howell 1957-6-11 32589 San Francisco North slope of Lone Mountain Comment
Read comments Dec 21 2011
  RSA215947  Lotus wrangelianus J. T. Howell 1957-5-26 32456 San Francisco North base of Lone Mountain. Comment
  RSA215951  Lotus scoparius var. scoparius J. T. Howell 1957-5-28 32497 San Francisco West side of Lone Mountain. Comment
  RSA215953  Artemisia californica J. T. Howell 1956-7-22 31718 San Francisco Summit ridge of Bayview Hills Comment
  RSA215957  Aster radulinus J. T. Howell 1957-7-28 32826 San Francisco Bayview Hills, San Francisco. Comment
  RSA215964  Bromus marginatus J. T. Howell 1956-5-6 31343 San Francisco Sierra and 22nd streets, San Francisco Comment
  RSA215966  Solidago californica J. T. Howell 1956-7-22 31720 San Francisco Summit ridge of Bayview Hills Comment
  RSA215967  Sonchus asper J. T. Howell 1957-10-11 32995 San Francisco Near Academy of Sciences, Golden Gate Park. Comment
  RSA215969  Atriplex subspicata J. T. Howell 1956-9-29 31889 San Francisco Golden Gate Park east of Academy buildings, San Francisco. Comment
  RSA215970  Agrostis hallii J. T. Howell 1957-5-29 32526 San Francisco North side of Lone Mountain Comment
Read comments Dec 21 2011
  RSA215979  Silene scouleri J. T. Howell 1957-1 31723 San Francisco Bayview Hills. Comment
  RSA215992  Ranunculus californicus J. T. Howell 1957-5-17 32263 San Francisco Bayview Hills Comment
  RSA215996  Polypodium californicum J. T. Howell 1957-5-6 32206 San Francisco Hunters Point, San Francisco Comment
  RSA215999  Grindelia stricta var. angustifolia J. T. Howell 1956-7-1 31660 San Francisco Marin Street, E of Third Street, San Francisco. Comment
  RSA216149  Pelargonium vitifolium J. T. Howell 1957-9-1 32926 San Francisco Sutro Heights above Point Lobos. Comment
  RSA217935  Solanum aviculare J. T. Howell 1957-9-1 32932 San Francisco Sutro Heights above Point Lobos. Comment
  RSA217947  Malva nicaeensis J. T. Howell 1957-5-22 32391 San Francisco Bayview Hills. Comment
  RSA217965  Rumex acetosella J. T. Howell 1957-5-17 s.n. San Francisco Bayview Hills Comment
  RSA217978  Rubus discolor J. T. Howell 1957-5-26 32429 San Francisco North base of Lone Mountain. Comment
  RSA217994  Mimulus aurantiacus var. aurantiacus J. T. Howell 1957-6-11 32586 San Francisco North slope of Lone Mountain Comment
Read comments Dec 21 2011
  RSA217999  Eriogonum latifolium J. T. Howell 1956-6-17 31593 San Francisco Summit ridge of Bayview Hills Comment
  RSA218020  Typha domingensis J. T. Howell 1956-8-12 31753 San Francisco Alemany Blvd. near Bayshore Freeway, San Francisco. Comment
  RSA219978  Madia gracilis J. T. Howell 1957-5-17 32241 San Francisco Bayview Hills. Comment
  RSA219986  Grindelia camporum J. T. Howell 1956-7-22 31724 San Francisco North slope of Bayview Hills, San Francisco. Comment
  RSA219993  Scabiosa atropurpurea J. T. Howell 1956-8-12 31750 San Francisco Alemany Blvd. near Bayshore Freeway, San Francisco. Comment
  RSA220005  Symphoricarpos mollis J. T. Howell 1957-7-28 32824 San Francisco Bayview Hills, San Francisco. Comment
  RSA220026  Silene scouleri J. T. Howell 1957-6-30 32799 San Francisco Summit ridge, Bayview Hills. Comment
  RSA220048  Horkelia californica J. T. Howell 1956-6-17 31565 San Francisco Summit ridge of Bayview Hills Comment
  RSA220055  Microseris douglasii subsp. douglasii J. T. Howell 1957-5-6 32221 San Francisco Hunters Point, San Francisco Comment
  RSA220062  Pentachaeta alsinoides J. T. Howell 1957-5-22 32386 San Francisco Bayview Hills. Comment
  RSA220067  Rubus ursinus var. sirbenus J. T. Howell 1956-8-26 31815 San Francisco Near Pine Lake. Comment
  RSA220068  Rubus ursinus var. sirbenus J. T. Howell 1957-8-28 32920 San Francisco E of Conservatory. Golden Gate Park. Comment
  RSA220071  Rubus ursinus J. T. Howell 1957-5-28 32483 San Francisco West side of Lone Mountain. Comment
  RSA220075  Senecio glomeratus J. T. Howell 1957-5-22 32406 San Francisco Bayview Hills. Comment
  RSA223376  Pennisetum clandestinum J. T. Howell 1957-9-19 32966 San Francisco Escaping from a lawn in the Presidio Comment
  RSA223386  Digitaria ischaemum J. T. Howell 1957-9-22 32971 San Francisco Vallejo and Front streets Comment
  RSA223605  Gnaphalium californicum J. T. Howell 1956-6-10 31511 San Francisco North slope of Bayview Hills, San Francisco Comment
  RSA223623  Madia capitata J. T. Howell 1957-5-22 32374 San Francisco Bayview Hills. Comment
  RSA223625  Lagurus ovatus J. T. Howell 1957-5-26 32407 San Francisco North base of Lone Mountain. Comment
Read comments Dec 21 2011
  RSA223626  Rubus ursinus J. T. Howell 1957-5-28 32483 San Francisco West side of Lone Mountain. Comment
  RSA223628  Lolium perenne J. T. Howell 1956-6-3 31473 San Francisco San Francisco, Jennings St., North of Bayview Hills Comment
  RSA223632  Orthocarpus densiflorus J. T. Howell 1957-5-6 32195 San Francisco Hunters Point, San Francisco Comment
  RSA223637  Hordeum murinum subsp. glaucum J. T. Howell 1956-7-1 31664 San Francisco Hunters Point Comment
  RSA223653  Galium nuttallii J. T. Howell 1957-5-17 32289 San Francisco Bayview Hills Comment
  RSA223666  Lobularia maritima J. T. Howell 1957-5-29 32540 San Francisco North side of Lone Mountain Comment
  RSA223675  Perideridia kelloggii J. T. Howell 1956-7-22 31711 San Francisco North base of Bayview Hills Comment
  RSA223678  Euphorbia lathyris J. T. Howell 1957-10-27 33003 San Francisco Bayview Hills. Comment
  RSA223681  Lepidium densiflorum J. T. Howell 1957-8-12 32893 San Francisco Stow Lake, Golden Gate Park, San Francisco. Comment
  RSA223689  Polypogon interruptus J. T. Howell 1956-8-12 31768 San Francisco Alemany Blvd. near Bayshore Freeway, San Francisco. Comment
  RSA223690  Polypogon monspeliensis J. T. Howell 1956-4-22 31278 San Francisco Embarcadero at Vallejo St. Comment
  RSA223691  Setaria verticillata J. T. Howell 1957-9-1 32942 San Francisco California Street, Near 16th Avenue Comment
  RSA223692  Pennisetum clandestinum J. T. Howell 1957-9-6 32945 San Francisco Main Drive, Golden Gate Park Comment
  RSA223695  Ericameria ericoides var. ericoides J. T. Howell 1957-10-3 32984 San Francisco West side of Lone Mt. San Francisco Comment
  RSA224245  Prunus ilicifolia J. T. Howell 1956-6-17 31594 San Francisco Summit ridge of Bayview Hills Comment
  RSA224251  Isolepis cernua J. T. Howell 1956-6-5 31486 San Francisco San Francisco. North slope of Bayview Hills. Comment
  RSA224262  Bryonia dioica J. T. Howell 1957-6-21 32691 a San Francisco Golden Gate Park, near Stow Lake, San Francisco Comment
  RSA224270  Lasthenia californica J. T. Howell 1957-5-22 32373 San Francisco Bayview Hills. Comment
  RSA224272  Bromus stamineus J. T. Howell 1956-4-22 31282 San Francisco Embarcadero at Vallejo St. Comment
  RSA224277  Bromus diandrus J. T. Howell 1957-5-17 32276 San Francisco Bayview Hills. Comment
  RSA224280  Aptenia cordifolia J. T. Howell 1957-9-1 32937 San Francisco Sutro Heights above Point Lobos. Comment
  RSA224281  Bromus marginatus J. T. Howell 1957-5-26 32427 San Francisco North base of Lone Mountain. Comment
Read comments Dec 21 2011
  RSA224289  Ranunculus californicus J. T. Howell 1957-5-6 32204 San Francisco Evans Street, Hunters Point Comment
  RSA224292  Agrostis stolonifera J. T. Howell 1956-10-28 31931 San Francisco Mountain Lake, Presidio; San Francisco. Comment
  RSA224295  Soleirolia soleirolii J. T. Howell 1957-6-11 32613 San Francisco Lone Mountain. Comment
  RSA224304  Agrostis capillaris J. T. Howell 1957-6-11 32576 San Francisco North slope of Lone Mountain Comment
  RSA224311  Acacia melanoxylon J. T. Howell 1957-6-12 32617 San Francisco Lone Mt. Comment
  RSA224315  Lupinus bicolor subsp. umbellatus J. T. Howell 32462 San Francisco North base of Lone Mountain. Comment
  RSA224319  Lupinus chamissonis J. T. Howell 1957-5-28 32479 San Francisco West side of Lone Mountain. Comment
  RSA224320  Lupinus nanus subsp. nanus J. T. Howell 1956-6-10 31521 San Francisco North slope of Bayview Hills, San Francisco Comment
  RSA224326  Corethrogyne filaginifolia var. californica J. T. Howell 1957-5-6 32190 San Francisco Hunters Point, San Francisco Comment
  RSA224329  Prunus ilicifolia J. T. Howell 1957-10-27 33006 San Francisco Bayview Hills. Comment
  RSA224342  Brodiaea terrestris subsp. terrestris J. T. Howell 1956-5-19 31423 San Francisco Hunters Point. Comment
  RSA224344  Juncus lescurii J. T. Howell 1956-6-5 31500 San Francisco San Francisco. North slope of Bayview Hills. Comment
  RSA224347  Astragalus gambelianus J. T. Howell 1957-5-22 32387 San Francisco Bayview Hills Comment
  RSA32134  Salpichroa origanifolia J. T. Howell 1945-7-23 21332 San Francisco Golden Gate Park, San Francisco Comment
  RSA35283  Solanum furcatum J. T. Howell 1943-10-30 19336 San Francisco East end of Lake Merced. Comment
  RSA40154  Conicosia pugioniformis J. T. Howell 1943-10-30 19337 San Francisco East of Lake Merced 15 Comment
  RSA54046  Erysimum franciscanum J. T. Howell 1948-5-7 s.n. San Francisco Laguna Honda Comment
  RSA69026  Dodecatheon clevelandii subsp. patulum J. T. Howell 1933-3-31 10917 San Francisco Bernal Heights. Comment
  RSA70540  Euphorbia helioscopia J. T. Howell 1946-4-5 21595 San Francisco Twin Peaks, San Francisco. Comment
Read comments Aug 7 2015
  RSA70884  Arctostaphylos tomentosa subsp. rosei J. T. Howell 1934-3-9 1172 San Francisco Lake Merced. Comment
  RSA71918  Gilia capitata subsp. chamissonis J. T. Howell 1933-5-23 11332 San Francisco West of Sutro Forest Comment
  RSA74862  Phacelia californica J. T. Howell 1929-6-16 4311 San Francisco Near Point Lobos. Comment
  RSA7691  Phacelia californica J. T. Howell 1933-5-23 11327 San Francisco West of Sutro Forest. Comment
  RSA79579  Plagiobothrys torreyi var. diffusus J. T. Howell 1933-5-7 11223 San Francisco Above Mountain Lake, Presidio Comment
  RSA79908  Salpichroa origanifolia J. T. Howell 1945-7-23 21332 San Francisco Golden Gate Park, San Francisco Comment
  RSA8525  Leptochloa fusca subsp. fascicularis J. T. Howell 1933-9-25 11697 San Francisco San Francisco Comment
  RSA87006  Myrica californica J. T. Howell 1926-11-7 2235 San Francisco Near Lake Merced. Comment
  RSA88730  Carex brevicaulis J. T. Howell 1938-4-12 13766 San Francisco Lake Merced, San Francisco Comment
Read comments Jan 22 2008
  SBBG124421  Monardella villosa subsp. franciscana J. T. Howell 1957-6-30 32804 San Francisco summit ridge of Bayview Hills Comment
  SBBG27516  Carex tumulicola J. T. Howell 1937-5-23 San Francisco Presidio, San Francisco Comment
  SBBG40041  Rumex salicifolius J. T. Howell 1956-7-1 San Francisco Hunters Pt Comment
  SBBG41156  Festuca myuros var. hirsuta J. T. Howell 1957-5-26 San Francisco N base of Lone Mtn Comment
  SBBG41157  Festuca idahoensis J. T. Howell 1956-6-17 31564 San Francisco Bayview Hills Comment
  SBBG41210  Phacelia californica J. T. Howell 1929-6-16 San Francisco Point Lobos, San Francisco Comment
  SBBG41436  Carex brevicaulis J. T. Howell 1957-5-17 32310 San Francisco W end of Bayview Hills Comment
  SBBG41437  Carex densa J. T. Howell 1957-6-17 32685 San Francisco Presidio Comment
  SBBG44569  Eragrostis mexicana J. T. Howell 1957-8-5 San Francisco Golden Gate Park Comment
  SD71214  Phalaris aquatica John Thomas Howell 1957-7-16 32815 San Francisco Streed weed, Park Merced Comment
  SD71241  Chenopodium californicum John Thomas Howell 1957-5-17 32315 San Francisco Bayview Hills Comment
  SD71262  Vulpia myuros John Thomas Howell 1957-5-5 32164 San Francisco San Francisco; waste ground, east end of 22nd St. Comment
  SD71373  Amsinckia spectabilis John Thomas Howell 1933-7-29 11429 San Francisco Lake Merced Comment
  SD71398  Amsinckia spectabilis John Thomas Howell 1933-5-5 11209 San Francisco San Francisco, Presidio Comment
  SD72065  Rumex salicifolius f. ecallosus John Thomas Howell 1956-7-1 31665 San Francisco Serpentine hills, Hunters Pt. Comment
  SD72070  Carex densa John Thomas Howell 1957-5-17 32270 San Francisco San Francisco, Bayview Hills Comment
Read comments Jan 12 2007
  SD72076  Carex subbracteata John Thomas Howell 1957-5-28 32516 San Francisco Northwest side of Lone Mountain. Comment
  SD72117  Phacelia imbricata John Thomas Howell 1957-5-6 32227 San Francisco Hunters Point Comment
  SD77923  Sedum album John Thomas Howell 1957-8-6 32878 San Francisco Golden Gate Park Comment
  SEINET209298  Lomatium dasycarpum John T. Howell 1957-5-6 32230 San Francisco Hunters Point. Comment
  SEINET209301 Image available Vulpia myuros f. megalura J. T. Howell 32444 San Francisco N base Lone Mtn; San Francisco Comment
  SEINET209377 Image available Bromus carinatus var. carinatus John Thomas Howell 1963-5-12 39264 San Francisco Steiner Street near Vallejo St. Comment
  SEINET244257  Sanicula bipinnatifida John Thomas Howell 1957-5-6 32216 San Francisco Hunter's Point Comment
  SEINET3916477  Agrostis microphylla John Thomas Howell 1957-6-30 32779 San Francisco Hunters Point.; 0 Comment
  SEINET4173658 Image available Monardella villosa John Thomas Howell 1957-6-30 32804 San Francisco Bayview Hills, San Francisco Comment
  SEINET7263342 Image available Reseda alba John Thomas Howell 1957-1 32158 San Francisco San Francisco, under elevated freeway, 6th and Harrison streets Comment
  UC1147790  Carex tumulicola John Thomas Howell 1937-5-23 13011 San Francisco Presidio San Francisco Comment
  UC1147812  Carex harfordii John Thomas Howell and Alice Eastwood 1937-5-13 4366 San Francisco Sutro Forest Comment
  UC1147833  Carex pachystachya John Thomas Howell 1937-5-23 13006 San Francisco Mountain Lake San Francisco, Presidio Comment
  UC1177343  Cirsium andrewsii J. Thomas Howell 1958-6-3 33627 San Francisco Fort Point Comment
  UC1177359  Toxicodendron diversilobum John Thomas Howell 1956-10-21 31916 San Francisco San Francisco, summit ridge of Bayview Hills Comment
Read comments Jun 12 2012
  UC1254548  Carex subbracteata John Thomas Howell 1937-5-23 12994 San Francisco Presidio San Francisco Comment
  UC1347176  Sisymbrium orientale John Thomas Howell 1937-8-13 San Francisco San Francisco, on Masonic Avenue San Francisco Comment
  UC2035904  Monardella villosa subsp. villosa John Thomas Howell 1933-7-9 11425 San Francisco Lake Merced San Francisco Comment
  UC2037106  Monardella undulata John Thomas Howell 1933-7-9 11431 San Francisco Lake Merced San Francisco Comment
  UC473578  Polygonum lapathifolium John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake San Francisco, Presidio Comment
  UC473579  Lessingia germanorum John Thomas Howell 1931-9-26 8126 San Francisco Presidio San Francisco Comment
  UC517409  Plagiobothrys diffusus John Thomas Howell 1933-5-7 11223 San Francisco above Mountain Lake (Presidio, San Francisco); San Francisco, Presidio, Mountain Lake Comment
  UC517455  Cirsium andrewsii J. Thomas Howell 1933-6-9 11424 San Francisco Lake Merced Comment
  UC517465  Leptochloa fascicularis John Thomas Howell 1933-9-25 11697 San Francisco San Francisco Comment
  UC517563  Carex obnupta John Thomas Howell 1926-11-7 2234 San Francisco near Lake Merced; San Francisco Comment
  UC517565  Scirpus cernuus John Thomas Howell 1926-11-7 2242 San Francisco Lake Merced San Francisco, Lake Merced Comment
  UC526213  Arctostaphylos tomentosa subsp. rosei John Thomas Howell 1934-3-9 11772 San Francisco Lake Merced San Francisco Comment
  UC526216  Grindelia hirsutula John Thomas Howell 1933-8-11 11489 San Francisco San Francisco , Presidio (Presidio) Comment
  UC702958  Phacelia malvifolia John Thomas Howell 1929-6-16 4312 San Francisco Point Lobos San Francisco (type locality) Comment
  UC703097  Rumex maritimus John Thomas Howell 1941-10-2 San Francisco Golden Gate Park San Francisco Comment
  UC710615  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco Just east of Lake Merced. Comment
  UC750588  Sisymbrium orientale John Thomas Howell 1946-5-11 21759 San Francisco San Francisco, Duboce and Market Streets San Francisco Comment
  UC750594  Salpichroa origanifolia John Thomas Howell 1945-7-23 21332 San Francisco Golden Gate Park; San Francisco Comment
  UC750640  Malva nicaeensis John Thomas Howell 1946-5-16 21900 San Francisco Van Ness Avenue at Fort Mason, San Francisco San Francisco; , Fort Mason, Van Ness Avenue Comment
  UC817913  Vulpia bromoides John Thomas Howell 1937-5-23 13003 San Francisco Presidio; San Francisco Comment
  UC825887  Carex pachystachya John Thomas Howell 1937-5-23 13006 San Francisco Mountain Lake San Francisco, Presidio Comment
  UC836646  Carex tumulicola John Thomas Howell 1937-5-23 13011 San Francisco Presidio San Francisco Comment
  UC876531  Arctostaphylos tomentosa subsp. rosei John Thos. Howell 1934-3-9 11772 San Francisco Lake Merced San Francisco Comment
  UC912539  Lessingia germanorum John Thomas Howell 1926-8-12 2180 San Francisco Lone Mt. San Francisco 91 Comment
  UCD101617  Rumex salicifolius John Thomas Howell 1956-7-1 31665 San Francisco Hunters Pt. Comment
  UCD105708  Genista John Thomas Howell 1956-4-22 31275 San Francisco At base of north cliffs of Telegraph Hill. Comment
  UCD119712  Amsinckia kelloggii John Thomas Howell 1933-5-5 11209 San Francisco Presidio. Comment
  UCD120304  Phacelia californica John Thomas Howell 1929-6-16 4311 San Francisco Near Point Lobos, San Francisco. Comment
  UCD124822  Scrophularia californica John Thomas Howell 1957-5-6 32206 A San Francisco Hunters Point; San Francisco, California. Comment
  UCD125299  Monardella villosa John Thomas Howell 1957-6-30 32804 San Francisco summit ridge of Bayview Hills, San Francisco. Comment
  UCD134469  Matricaria discoidea John Thomas Howell 1957-5-17 32246 San Francisco Bayview Hills, San Francisco. Comment
  UCD140183  Carex brevicaulis John Thomas Howell 1957-5-17 32310 San Francisco Bayview Hills. Comment
  UCD140872  Carex subbracteata John Thomas Howell 1957-5-17 32269 San Francisco Bayview Hills. Comment
  UCD51820  Agrostis avenacea John Thomas Howell 1957-6-16 32643 San Francisco Third and Davidson Streets. Comment
  UCD58158  Bromus carinatus John Thomas Howell 1963-5-12 39264 San Francisco San Francisco. Steiner St. near Vallejo St. Comment
  UCD59664  Bromus stamineus John Thomas Howell 1956-4-22 31273 San Francisco Embarcadero at Kearney St., San Francisco. Comment
  UCD61201  Ehrharta erecta John Thomas Howell 1973-1-22 49110 San Francisco At Planetarium entrance to the Academy, Golden Gate Park, San Francisco. Comment
  UCD62575  Elymus repens John Thomas Howell 1956-7-1 31658 San Francisco 3rd and 4th streets, San Francisco. Comment
  UCD63891  Desmazeria rigida John Thomas Howell 1954-10-20 30111 San Francisco 1356 Filbert St., San Francisco. Comment
  UCD66276  Festuca roemeri John Thomas Howell 1956-6-17 31564 San Francisco Summit ridge of Bayview Hills. Comment
  UCD93398  Thinopyrum junceum John Thomas Howell 1944-11-25 20769 San Francisco San Francisco. Taraval St. and 47th Ave. Comment
  UCD93535  Vulpia bromoides John Thomas Howell 1957-5-17 32273 San Francisco Bayview Hills. Comment
  UCD94538  Vulpia microstachys var. pauciflora John Thomas Howell 1956-5-6 31347 San Francisco Sierra and 22nd Streets. Comment
  UCD94539  Vulpia microstachys var. pauciflora John Thomas Howell 1957-5-17 32271 San Francisco Bayview Hills. Comment
  UCD96962  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco East of Lake Merced, San Francisco. Comment
  UCD96964  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco East of Lake Merced, San Francisco. Comment
  UCD98430  Phytolacca heterotepala John Thomas Howell 1959-10-2 35095 San Francisco Near Academy buildings, Golden Gate Park. Comment
  UCR208995  Euphorbia helioscopia J. T. Howell 1946-4-5 21595 San Francisco San Francisco Bay Region, SE slope of Twin Peaks, San Francisco 229 Comment
  UCR66608  Carex brevicaulis J. T. Howell 1938-4-12 13766 San Francisco Central Coast; San Francisco Bay Region, Lake Merced, San Francisco 12 Comment
  UCSB14537  Lomatium dasycarpum Howell, John 1957-5-6 San Francisco Hunters Point Comment
  CAS-BOT-BC111043  Scirpus microcarpus John Thomas Howell 1956-9-2 31838 San Francisco Northeast end of Lake Merced Comment
  CAS-BOT-BC111045  Scirpus microcarpus John Thomas Howell 1956-10-28 31940 San Francisco Among willows, Mountain Lake, Presidio. Comment
  CAS-BOT-BC111046  Scirpus microcarpus John Thomas Howell 1926-11-7 2236 San Francisco Swale near Lake Merced Comment
  CAS-BOT-BC111354  Schoenoplectus acutus var. occidentalis John Thomas Howell 1956-8-12 31745 San Francisco Seepage on Alemany Blvd near Trumbull St. Comment
  CAS-BOT-BC111593  Schoenoplectus californicus John Thomas Howell 1956-8-26 31082 San Francisco Shallow water, Pine Lake Comment
  CAS-BOT-BC111594  Schoenoplectus californicus John Thomas Howell 1956-10-28 s.n. San Francisco Mountain Lake, Presidio Comment
  CAS-BOT-BC111743  Schoenoplectus pungens var. badius John Thomas Howell 1956-8-26 31800 San Francisco Edge of Pine Lake Comment
  CAS-BOT-BC111744  Schoenoplectus pungens var. badius John Thomas Howell 1956-8-12 31765 San Francisco Swamp, Alemany Blvd near Bayshore Freeway Comment
  CAS-BOT-BC112527  Isolepis cernua John Thomas Howell 1956-8-12 31767 San Francisco Swamp, Alemany Blvd near Bayshore Freeway. Comment
  CAS-BOT-BC112530  Isolepis cernua John Thomas Howell 1956-8-26 31793 San Francisco Damp strand of Pine Lake. Comment
  CAS-BOT-BC112935  Eleocharis macrostachya John Thomas Howell 1956-10-28 31946 San Francisco Among willows, Mountain Lake. Comment
  CAS-BOT-BC112936  Eleocharis macrostachya John Thomas Howell 1957-8-6 32876 San Francisco Pond in Strybing Aboretum, Golden Gate Park Comment
  CAS-BOT-BC114532  Cyperus eragrostis John Thomas Howell 1954-6-21 30004 San Francisco in garden of Dr. E P Meinecke, 3157 Jackson st. Comment
  CAS-BOT-BC114534  Cyperus eragrostis John Thomas Howell 1956-8-12 31764 San Francisco Swamp, Alemany Blvd. near Bayshore Freeway. Comment
  CAS-BOT-BC119319  Carex obnupta John Thomas Howell 1926-11-7 2234 San Francisco Swale near Lake Merced. Comment
  CAS-BOT-BC12548  Lepidium nitidum John Thomas Howell 1956-5-6 31358 San Francisco San Francisco. Sierra and Missouir Streets. Comment
  CAS-BOT-BC12784  Lepidium perfoliatum John Thomas Howell 1957-6-16 32644 San Francisco San Francisco. Third and Davidson streets. Comment
  CAS-BOT-BC12837  Lepidium pinnatifidum John Thomas Howell 1957-6-16 32671 San Francisco San Francisco. Third and Davidson Streets. Comment
  CAS-BOT-BC12838  Lepidium pinnatifidum John Thomas Howell 1956-7-1 31634 San Francisco San Francisco. Embarcadero near Lombard Street. Comment
  CAS-BOT-BC12839  Lepidium pinnatifidum John Thomas Howell 1956-6-3 31465 San Francisco San Francisco. Embarcadero and Townsend Street. Comment
  CAS-BOT-BC12840  Lepidium pinnatifidum John Thomas Howell 1956-4-29 31304 San Francisco San Francisco. Embarcadero at Folsom Street. Comment
  CAS-BOT-BC12932  Lepidium strictum John Thomas Howell 1957-5-5 32171 San Francisco San Francisco. Indiana and 22nd Streets. Comment
  CAS-BOT-BC12933  Lepidium strictum John Thomas Howell 1956-4-22 31279 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC13027  Lepidium virginicum John Thomas Howell 1957-6-16 32672 San Francisco San Francisco. Third and Davidson Streets. Comment
  CAS-BOT-BC13150  Agoseris hirsuta John Thomas Howell 1956-5-6 31337 San Francisco Sierra & 2nd Streets Comment
  CAS-BOT-BC13679  Ambrosia artemisiifolia John Thomas Howell 1956-7-15 31680 San Francisco Waterfront Street near Mission Rock Terminal Comment
  CAS-BOT-BC138259  Aira caryophyllea var. caryophyllea John Thomas Howell 1956-5-12 31383 San Francisco San Francisco. Marin Street near Third Street. Comment
  CAS-BOT-BC145753  Avena sativa John Thomas Howell 1956-5-6 31327 San Francisco San Francisco. Third Street near the bridge. Comment
  CAS-BOT-BC148730  Bromus carinatus var. marginatus John Thomas Howell 1956-5-6 31343 San Francisco San Francisco. Sierra adn 22nd Streets. Comment
  CAS-BOT-BC148973  Bromus carinatus var. carinatus John Thomas Howell 1963-5-12 39264 San Francisco San Francisco. Steiner Street near Vallejo Street. Comment
  CAS-BOT-BC155763  Bromus diandrus John Thomas Howell 1957-5-9 s.n. San Francisco San Francisco. Presidio. Lincoln Boulevard. Comment
  CAS-BOT-BC155766  Bromus diandrus John Thomas Howell 1975-12-8 51512 San Francisco San Francisco. Saint Marks Lutheran Church Cathedral Hill. Comment
  CAS-BOT-BC155862  Bromus catharticus var. elatus John Thomas Howell 1956-5-12 31380 San Francisco San Francisco. Marin Street near Third Street. Comment
  CAS-BOT-BC155863  Bromus catharticus var. elatus John Thomas Howell 1952-6-2 28319 San Francisco San Francisco. California Street near Presidio Avenue. Comment
  CAS-BOT-BC155869  Bromus catharticus var. elatus John Thomas Howell 1953-6-2 29056 San Francisco San Francisco. Jackson Street. San Francisco. Comment
  CAS-BOT-BC155870  Bromus catharticus var. elatus John Thomas Howell 1957-5-5 32170 San Francisco San Francisco. 22nd and Indiana Streets. Comment
  CAS-BOT-BC156187  Bromus catharticus John Thomas Howell 1957-9-22 32975 San Francisco San Francisco. Alta Plaza. Comment
  CAS-BOT-BC156201  Bromus catharticus John Thomas Howell 1957-6-16 32658 San Francisco San Francisco. Third and Davidson Streets. Comment
  CAS-BOT-BC158708  Rubus ulmifolius John Thomas Howell 1956-5-6 31328 San Francisco Third St. near the bridge, San Francisco Comment
  CAS-BOT-BC162240  Bromus maritimus John Thomas Howell 1946-5-2 21698 San Francisco San Francisco. Sunset Heights. Comment
  CAS-BOT-BC176112  Soleirolia soleirolii John Thomas Howell 1957-10-5 32988 San Francisco Legion of Honor, Lincoln Park Comment
  CAS-BOT-BC176596  Atriplex serenana var. serenana John Thomas Howell 1957-7-28 32849 San Francisco Third & Davidson streets, San Francisco Comment
  CAS-BOT-BC177073  Acacia melanoxylon J. T. Howell; Elizabeth McClintock; Anita Noldeke 1966-10-5 s.n. San Francisco Garden on 11th Ave. between Balboa & Cabrillo streets, San Francisco Comment
  CAS-BOT-BC180683  Salsola tragus John Thomas Howell 1957-8-19 32910 San Francisco Near Quarry Lake, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC180684  Salsola tragus John Thomas Howell 1956-8-19 31773 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180685  Salsola tragus John Thomas Howell 1956-7-29 31742 San Francisco Filled land south of Bayview Hills, San Francisco Comment
  CAS-BOT-BC180686  Salsola tragus John Thomas Howell 1956-7-29 31742 San Francisco Filled land south of Bayview Hills, San Francisco Comment
  CAS-BOT-BC180688  Salsola tragus John Thomas Howell 1956-7-15 31687 San Francisco Waterfront Street near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180689  Salsola tragus John Thomas Howell 1956-7-15 31687 San Francisco Waterfront Street near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180807  Kochia scoparia John Thomas Howell 1956-7-15 31686 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180808  Kochia scoparia John Thomas Howell 1956-8-19 31774 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180809  Kochia scoparia John Thomas Howell 1956-8-19 31774 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180810  Kochia scoparia John Thomas Howell 1956-9-30 31898 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC180811  Kochia scoparia John Thomas Howell 1956-9-30 31898 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC185632  Bromus tectorum John Thomas Howell 1957-6-16 32648 San Francisco Third and Davidson Streets. Comment
  CAS-BOT-BC185737  Vulpia myuros subsp. megalura John Thomas Howell 1957-5-5 32164 San Francisco East end of 22nd St. Comment
  CAS-BOT-BC190276  Cynodon dactylon John Thomas Howell 1956-11-4 s.n. San Francisco San Francisco. Waterfront. Comment
  CAS-BOT-BC190277  Cynodon dactylon John Thomas Howell 1956-5-19 31394 San Francisco San Francisco. Third Street, just north of bridge. Comment
  CAS-BOT-BC190280  Cynodon dactylon John Thomas Howell 1956-11-4 s.n. San Francisco San Francisco. Waterfront. Comment
  CAS-BOT-BC197184  Echinochloa crus-galli John Thomas Howell 1957-6-16 32645 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC197185  Echinochloa crus-galli John Thomas Howell 1956-12-22 32018 San Francisco San Francisco. Van Ness Ave. near Filbert St. Comment
  CAS-BOT-BC197219  Echinochloa crus-pavonis John Thomas Howell 1957-7-28 32852 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC197283  Echinochloa muricata var. microstachya John Thomas Howell 1957-8-4 32856 San Francisco San Francisco. East end of Golden Gate Park Comment
  CAS-BOT-BC197316  Ehrharta erecta John Thomas Howell 1987-2-3 s.n. San Francisco Near Cervantes statue, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC197317  Ehrharta erecta John Thomas Howell 1981-9-10 s.n. San Francisco Melrose Ave. (near Ted Kipping's home), San Francisco Comment
  CAS-BOT-BC198558  Lotus John Thomas Howell 1926-4-24 1960 San Francisco San Francisco sand-dunes near Lake Merced Comment
  CAS-BOT-BC206673  Malva assurgentiflora John Thomas Howell 1956-9-2 31831 San Francisco Northeast end of Lake Merced, San Francisco Comment
  CAS-BOT-BC208633  Distichlis spicata John Thomas Howell 1972-10-4 s.n. San Francisco Playland-at-the-Beach, San Francisco Comment
  CAS-BOT-BC208982  Digitaria ischaemum John Thomas Howell 1961-11-5 37075 San Francisco Union St. neaer Van Ness Ave., San Francisco Comment
  CAS-BOT-BC209086  Digitaria sanguinalis John Thomas Howell 1980-5-3 53452 San Francisco Clay St. at Van Ness Ave., San Francisco Comment
  CAS-BOT-BC209087  Digitaria sanguinalis John Thomas Howell 1969-6-15 s.n. San Francisco Mission St. near South Van Ness Ave., San Francisco Comment
  CAS-BOT-BC209129  Deschampsia danthonioides John Thomas Howell 1956-5-6 31362 San Francisco Sierra & Missouri Sts., San Francisco Comment
  CAS-BOT-BC213327  Lathyrus jepsonii subsp. californicus John Thomas Howell 1956-6-3 31461 San Francisco Emarcadero and Front Street, San Francisco Comment
  CAS-BOT-BC213825  Elymus repens John Thomas Howell 1960-5-6 35285 San Francisco Richardson Ave. at entrance to Golden Gate Bridge freeway - San Francisco Comment
  CAS-BOT-BC213977  Amsinckia John Thomas Howell 1933-5-3 2 San Francisco Visitacion Valley, San Francisco Comment
  CAS-BOT-BC215079  Lupinus chamissonis John Thomas Howell 1926-4-24 1930 San Francisco W of Daly City near head of Lake Merced Comment
  CAS-BOT-BC225330  Gilia capitata subsp. chamissonis John Thomas Howell 1933-5-23 11332 San Francisco Sandy slopes west of Sutro Forest, San Francisco Comment
  CAS-BOT-BC230240  Carpobrotus edulis John Thomas Howell 1957-5-28 32475 San Francisco W side of Lone Mountain Comment
  CAS-BOT-BC233137  Polypogon interruptus John Thomas Howell 1956-8-12 31768 San Francisco Swamp, Alemany Blvd near Bayshore Freeway Comment
  CAS-BOT-BC237305  Polypogon monspeliensis John Thomas Howell 1957-6-11 32599 San Francisco San Francisco. E side of Lone Mountain Comment
  CAS-BOT-BC237558  Polypogon viridis John Thomas Howell 1957-6-11 32596 San Francisco San Francisco. E side of Lone Mountain Comment
  CAS-BOT-BC237560  Polypogon viridis John Thomas Howell 1957-6-17 s.n. San Francisco San Francisco. Lone Mountain Comment
  CAS-BOT-BC240065  Secale cereale John Thomas Howell 1956-5-19 31395 San Francisco Third St. just south of the bridge, San Francisco Comment
  CAS-BOT-BC243554  Setaria parviflora John Thomas Howell 1957-8-18 32898 San Francisco On edge of lawn near Stadium, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC243637  Setaria pumila John Thomas Howell 1957-10-5 32989 San Francisco Sheep meadow Golden Gate Park, San Francisco Comment
  CAS-BOT-BC244184  Poa trivialis J. T. Howell 1958-6-2 s.n. San Francisco Park Lodge, Golden Gate Park Comment
  CAS-BOT-BC244186  Poa trivialis J. T. Howell 1948-5-7 24296 San Francisco Sidewalk, Jackson Street, San Francisco Comment
  CAS-BOT-BC244235  Poa unilateralis John Thomas Howell 1956-5-6 31350 San Francisco Sierra and Missouri Streets, San Francisco Comment
  CAS-BOT-BC246002  Sambucus nigra subsp. caerulea John Thomas Howell 1956-8-12 31770 San Francisco Edge of swamp, Alemany Blvd. near Bayshore Freeway, San Francisco Comment
  CAS-BOT-BC247413  Poa pratensis John Thomas Howell 1933-5-7 11214 San Francisco Odd Fellows Cemetery, San Francisco Comment
  CAS-BOT-BC247415  Poa pratensis John Thomas Howell 1933-5-7 11214 San Francisco Odd Fellows Cemetery, San Francisco Comment
  CAS-BOT-BC253877  Panicum miliaceum John Thomas Howell 1956-8-31 31824 San Francisco Sidewalk, Fell and Parker Streets, San Francisco Comment
  CAS-BOT-BC253878  Panicum miliaceum John Thomas Howell 1956-7-15 31694 San Francisco Waterfront Street near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC254431  Piptatherum miliaceum John Thomas Howell 1956-10-21 31914 San Francisco Just N of Bayview Hills Comment
  CAS-BOT-BC254432  Piptatherum miliaceum John Thomas Howell 1943-8-16 19309 San Francisco SE corner Filbert and Van Ness Avenue, San Francisco, in vacant lot Comment
  CAS-BOT-BC259681  Paspalum dilatatum John Thomas Howell 1956-10-21 s.n. San Francisco Near library, Civic Center, San Francisco Comment
  CAS-BOT-BC260193  Nassella pulchra John Thomas Howell 1977-5-24 52363 San Francisco Fillmore and McAllister streets, San Francisco Comment
  CAS-BOT-BC260866  Phleum pratense John Thomas Howell 1954-7-3 s.n. San Francisco In front of Library, Civic Center, San Francisco Comment
  CAS-BOT-BC265794  Phalaris aquatica John Thomas Howell 1956-5-6 31323 San Francisco Third Street near the bridge, San Francisco Comment
  CAS-BOT-BC265797  Phalaris aquatica John Thomas Howell 1959-8-31 34603 San Francisco Lombard and Divisidero Streets, San Francisco Comment
  CAS-BOT-BC265872  Phalaris canariensis John Thomas Howell 1957-6-14 32624 San Francisco Leavenworth and McAllister Streets, San Francisco Comment
  CAS-BOT-BC265874  Phalaris canariensis John Thomas Howell 1957-7-14 32806 San Francisco Van Ness Ave and Broadway, San Francisco Comment
  CAS-BOT-BC267162  Potamogeton foliosus John Thomas Howell 1957-8-15 32894 A San Francisco Ponds in Strybing Arboretum [San Francisco Botanical Garden], Golden Gate Park, San Francisco Comment
  CAS-BOT-BC269117  Lolium perenne John Thomas Howell 1956-6-10 31529 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC269442  Melica californica John Thomas Howell 1956-5-6 31361 San Francisco Sierra & Missouri Sts., San Francisco Comment
  CAS-BOT-BC271391  Hordeum vulgare John Thomas Howell 1956-5-6 s.n. San Francisco Third Street near the bridge, San Francisco Comment
  CAS-BOT-BC272232  Leymus pacificus John Thomas Howell 1950-7-4 s.n. San Francisco Above Marine Hospital, Presidio, San Francisco Comment
  CAS-BOT-BC272284  Leymus X multiflorus John Thomas Howell 1956-7-22 31714 San Francisco North base of Bayview Hills, San Francisco Comment
  CAS-BOT-BC272316  Lachnagrostis filiformis John Thomas Howell 1957-6-16 32643 San Francisco Third and Davidson Streets, San Francisco Comment
  CAS-BOT-BC273705  Koeleria pyramidata John Thomas Howell 1957-6-11 32584 San Francisco San Francisco. North slope of Lone Mt. Comment
  CAS-BOT-BC273706  Koeleria pyramidata John Thomas Howell 1956-6-10 31513 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC273707  Koeleria pyramidata John Thomas Howell 1933-5-23 11326 San Francisco West of Sutro Forest, San Francisco Comment
  CAS-BOT-BC273708  Koeleria pyramidata John Thomas Howell 1957-6-11 32583 San Francisco San Francisco. North slope of Lone Mt. Comment
  CAS-BOT-BC273941  Leptochloa fusca subsp. fascicularis John Thomas Howell 1933-9-25 11697 San Francisco Near Golden Gate Ave. & Van Ness Ave., San Francisco Comment
  CAS-BOT-BC274579  Centaurea calcitrapa John Thomas Howell 1956-7-22 31725 San Francisco San Francisco. Bayshore Blvd. & Donner St. Comment
  CAS-BOT-BC277009  Centaurea diluta John Thomas Howell 1956-8-19 31782 San Francisco San Francisco. Third St. near Paul Ave. Comment
  CAS-BOT-BC277069  Centaurea melitensis John Thomas Howell 1956-4-22 31267 San Francisco Embarcadero at Powell Street, San Francisco Comment
  CAS-BOT-BC278220  Schedonorus arundinaceus John Thomas Howell 1956-5-6 31325 San Francisco San Francisco. Third St. near the bridge Comment
  CAS-BOT-BC279278  Centromadia pungens subsp. pungens John Thomas Howell 1956-10-21 31922 San Francisco San Francisco. Between Marin St. and Islais Creek Comment
  CAS-BOT-BC279279  Centromadia pungens subsp. pungens John Thomas Howell 1957-9-22 32973 San Francisco San Francisco. Between Marin St. east of Third St. Comment
  CAS-BOT-BC279280  Centromadia pungens subsp. pungens John Thomas Howell 1957-6-16 32653 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC279281  Centromadia pungens subsp. pungens John Thomas Howell 1957-6-16 32654 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC279823  Cichorium endivia John Thomas Howell 1957-8-19 32911 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC279824  Cichorium endivia John Thomas Howell 1956-9-30 31891 San Francisco San Francisco. Vallejo & Front Streets Comment
  CAS-BOT-BC280490  Cirsium quercetorum John Thomas Howell 1934-6-7 11830 San Francisco Twin Peaks, San Francisco Comment
  CAS-BOT-BC280491  Cirsium quercetorum John Thomas Howell 1933-7-9 11439 San Francisco Hills south of Visitacion Valley, San Francisco Comment
  CAS-BOT-BC281747  Carduus pycnocephalus John Thomas Howell 1956-4-22 31274 San Francisco At base of N cliffs of Telegraph Hills Comment
  CAS-BOT-BC281749  Carduus pycnocephalus John Thomas Howell 1956-5-19 31407 San Francisco Near Third and Army Streets, San Francisco Comment
  CAS-BOT-BC281750  Carduus pycnocephalus John Thomas Howell 1956-6-24 31621 San Francisco S side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC281753  Carduus pycnocephalus J. T. Howell 1936-5-1 s.n. San Francisco On the Marina, San Francisco Comment
  CAS-BOT-BC281813  Carduus tenuiflorus John Thomas Howell 1939-5-4 14636 San Francisco 25th Ave entrance, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC281830  Carduus tenuiflorus John Thomas Howell 1956-5-19 31406 San Francisco Near Third and Army Streets, San Francisco Comment
  CAS-BOT-BC283216  Lolium multiflorum John Thomas Howell 1956-5-6 31322 San Francisco Waste ground, Third St near the bridge, San Francisco Comment
  CAS-BOT-BC283218  Lolium multiflorum John Thomas Howell 1957-5-22 32388 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC283637  Schedonorus pratensis John Thomas Howell 1957-7-15 32807 San Francisco In flower bed near lodge, Golden Gate Park Comment
  CAS-BOT-BC283638  Schedonorus pratensis John Thomas Howell 1956-5-12 31387 San Francisco Vacant ground, Third and Gilman Sts, San Francisco Comment
  CAS-BOT-BC283639  Schedonorus pratensis John Thomas Howell 1956-5-11 31365 San Francisco Vacant lot, Fell St near Baker St, San Francisco Comment
  CAS-BOT-BC28412  Carex gracilior John Thomas Howell 1957-6-17 32684 San Francisco Seepage on serpentine, Presidio. Comment
  CAS-BOT-BC284394  Cirsium arvense John Thomas Howell 1956-9-29 31890 San Francisco Near the Conservatory, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC284483  Centaurea solstitialis John Thomas Howell 1956-5-6 31331 San Francisco 3rd and 16th Streets, San Francisco Comment
  CAS-BOT-BC284699  Hordeum jubatum John Thomas Howell 1957-7-28 32847 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC285224  Cichorium intybus John Thomas Howell 1956-6-24 31610 San Francisco North side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC285225  Cichorium intybus John Thomas Howell 1956-11-4 31951 San Francisco San Francisco. East end of Army St. Comment
  CAS-BOT-BC285226  Cichorium intybus John Thomas Howell 1956-5-6 31332 San Francisco 3rd & 16th streets, San Francisco Comment
  CAS-BOT-BC285658  Cirsium occidentale var. occidentale John Thomas Howell 1932-11-18 10863 San Francisco Between Fort Point & Lobos Creek, Presidio, San Francisco Comment
  CAS-BOT-BC285839  Cirsium vulgare John Thomas Howell 1956-8-19 31781 San Francisco San Francisco. Third St. near Paul Ave. Comment
  CAS-BOT-BC285840  Cirsium vulgare John Thomas Howell 1956-7-22 31709 San Francisco San Francisco. North base of Bayview Hills Comment
  CAS-BOT-BC285973  Conyza bonariensis John Thomas Howell 1956-7-1 31639 San Francisco Front and Vallejo streets, San Francisco Comment
  CAS-BOT-BC285974  Conyza bonariensis John Thomas Howell 1956-4-22 31281 San Francisco Embarcadero at Vallejo St., San Francisco Comment
  CAS-BOT-BC285980  Conyza bonariensis John Thomas Howell 1957-6-30 s.n. San Francisco San Francisco. Potrero Ave. and Army St. near Islais Creek Comment
  CAS-BOT-BC286188  Conyza canadensis John Thomas Howell 1956-10-28 s.n. San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC286191  Conyza canadensis John Thomas Howell 1957-7-28 s.n. San Francisco San Francisco. North slope, Bayview Hills Comment
  CAS-BOT-BC286192  Conyza canadensis John Thomas Howell 1956-8-19 31777 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC286193  Conyza canadensis John Thomas Howell 1957-5-28 s.n. San Francisco San Francisco. Lone Mountain Comment
  CAS-BOT-BC286946  Ericameria ericoides John Thomas Howell 1957-5-28 32505 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC287279  Cotula australis John Thomas Howell 1957-5-29 32534 San Francisco N side of Lone Mt, San Francisco Comment
  CAS-BOT-BC287280  Cotula australis John Thomas Howell 1958-5-17 33029 San Francisco E of Band Concourse, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC287282  Cotula australis John Thomas Howell 1977-2-19 52313 San Francisco Hyde St between Union and FIlbert Sts, San Francisco Comment
  CAS-BOT-BC288974  Conyza floribunda J. T. Howell 1990-4-17 s.n. San Francisco Next to gas station, Geary and 24th Ave, San Francisco Comment
  CAS-BOT-BC288975  Conyza floribunda J. T. Howell 1989-11-14 s.n. San Francisco Next to gas station, Geary and 24th Ave, San Francisco Comment
  CAS-BOT-BC288976  Conyza floribunda J. T. Howell 1976-11-25 52312 San Francisco Shotwell St between 25 and 26 Sts, San Francisco Comment
  CAS-BOT-BC288977  Conyza floribunda J. T. Howell 1976-11-25 52312 San Francisco Shotwell St between 25 and 26 Sts, San Francisco Comment
  CAS-BOT-BC288978  Conyza floribunda J. T. Howell 1975-9-10 51506 San Francisco Marin St between Market and Mission Sts, San Francisco Comment
  CAS-BOT-BC288979  Conyza floribunda J. T. Howell 1956-9-30 31897 San Francisco Waterfront St near Mission Rock Terminal Comment
  CAS-BOT-BC288980  Conyza floribunda J. T. Howell 1956-9-30 31897 San Francisco Waterfront St near Mission Rock Terminal Comment
  CAS-BOT-BC288981  Conyza floribunda J. T. Howell 1956-9-30 31897 San Francisco Waterfront St near Mission Rock Terminal Comment
  CAS-BOT-BC288982  Conyza floribunda J. T. Howell 1956-10-21 31923 San Francisco Along Islais Creek E of Third St, San Francisco Comment
  CAS-BOT-BC288983  Conyza floribunda J. T. Howell 1956-8-19 31780 San Francisco Waterfron St near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC288984  Conyza floribunda J. T. Howell 1957-7-28 s.n. San Francisco N slope of Bayview Hills, San Francisco Comment
  CAS-BOT-BC288985  Conyza floribunda J. T. Howell 1957-5-6 32187 San Francisco Near mouth of Islais Creek, San Francisco Comment
  CAS-BOT-BC288986  Conyza floribunda John Thomas Howell 1957-5-5 32160 San Francisco 6th and Harrison Sts, San Francisco Comment
  CAS-BOT-BC288987  Conyza floribunda John Thomas Howell 1956-11-4 s.n. San Francisco E end of Marin St, San Francisco Comment
  CAS-BOT-BC289242  Holcus lanatus John Thomas Howell 1957-5-26 32458 San Francisco North base of Lone Mt., San Francisco Comment
  CAS-BOT-BC289243  Holcus lanatus John Thomas Howell 1958-7-10 33643 San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC289382  Hordeum murinum subsp. glaucum John Thomas Howell 1957-6-16 32657 San Francisco Third and Davidson Streets, San Francisco Comment
  CAS-BOT-BC289386  Hordeum murinum subsp. glaucum John Thomas Howell 1956-8-4 31744 San Francisco S. Van Ness Ave. at Market St., San Francisco Comment
  CAS-BOT-BC291206  Erechtites glomeratus John Thomas Howell 1957-5-6 32225 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC291207  Erechtites glomeratus John Thomas Howell 1956-7-1 s.n. San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC291233  Erechtites minimus John Thomas Howell 1956-8-26 31809 San Francisco San Francisco. Near Pine Lake Comment
  CAS-BOT-BC291236  Erechtites minimus John Thomas Howell 1956-7-1 s.n. San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC29362  Ageratina adenophora J. T. Howell 1956-4-22 31251 San Francisco Vacant lot, Polk St. near Filbert St., San Francisco Comment
  CAS-BOT-BC29365  Ageratina adenophora J. T. Howell 1956-4-22 31277 San Francisco At base of north cliffs of Telegraph Hill, San Francisco. Comment
  CAS-BOT-BC295443  Erigeron karvinskianus John Thomas Howell 1957-5-26 32454 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC29993  Brassica juncea John Thomas Howell 1956-6-3 31464 San Francisco San Francisco. Embarcadero and Townsend Street. Comment
  CAS-BOT-BC29994  Brassica juncea John Thomas Howell 1956-7-1 31650 San Francisco San Francisco. Embarcadero and Vallejo Street. Comment
  CAS-BOT-BC29995  Brassica juncea John Thomas Howell 1956-7-15 31679 San Francisco San Francisco. Waterfront Street near Mission Rock Terminal. Comment
  CAS-BOT-BC30324  Brassica nigra John Thomas Howell 1956-5-6 31330 San Francisco San Francisco. Third Street near the bridge. Comment
  CAS-BOT-BC30325  Brassica nigra John Thomas Howell 1957-6-16 32627 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC303438  Gamochaeta ustulata John Thomas Howell 1957-5-5 32183 San Francisco Sierra and 22nd Sts, San Francisco Comment
  CAS-BOT-BC303439  Gamochaeta ustulata John Thomas Howell 1956-6-10 31559 San Francisco N slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC303440  Gamochaeta ustulata John Thomas Howell 1957-5-26 32453 San Francisco N base of Lone Mt, San Francisco Comment
  CAS-BOT-BC303667  Glebionis coronaria John Thomas Howell 1956-8-26 31811 San Francisco Near Pine Lake, San Francisco Comment
  CAS-BOT-BC303668  Glebionis coronaria John Thomas Howell 1956-7-29 31734 San Francisco Along drive, McLaren Park, San Francisco Comment
  CAS-BOT-BC303669  Glebionis coronaria John Thomas Howell 1957-6-16 32669 San Francisco Third and Davidson Sts Comment
  CAS-BOT-BC303670  Glebionis coronaria John Thomas Howell 1956-6-3 31467 San Francisco At E end of Shafter Ave, San Francisco Comment
  CAS-BOT-BC304677  Grindelia ciliata John Thomas Howell 1956-9-30 31901 San Francisco San Francisco. Waterfront St. near Mariposa St. Comment
  CAS-BOT-BC305037  Grindelia hirsutula John Thomas Howell 1933-7-9 11436 San Francisco Hills south of Visitacion Valley, San Francisco Comment
  CAS-BOT-BC305046  Grindelia hirsutula John Thomas Howell 1933-8-11 11489 San Francisco Presidio near Fort Point, San Francisco Comment
  CAS-BOT-BC305362  Helianthus annuus John Thomas Howell 1957-9-22 32969 San Francisco San Francisco. North base of Telegraph Hill Comment
  CAS-BOT-BC305363  Helianthus annuus John Thomas Howell 1957-6-16 32642 San Francisco San Francisco. Third & Davidsons streets Comment
  CAS-BOT-BC305902  Helminthotheca echioides John Thomas Howell 1956-6-3 31471 San Francisco At east end of Shafter Ave., San Francisco Comment
  CAS-BOT-BC31034  Bolboschoenus maritimus John Thomas Howell 1956-8-12 31766 San Francisco Swamp, Alemany Blvd, near Bayshore Freeway. Comment
  CAS-BOT-BC311302  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1933-7-9 11435 San Francisco Hills south of Visitacion Valley, San Francisco Comment
  CAS-BOT-BC311372  Hypochaeris glabra John Thomas Howell 1957-5-26 32445 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC311373  Hypochaeris glabra John Thomas Howell 1957-5-5 s.n. San Francisco San Francisco. East end of 22nd St. Comment
  CAS-BOT-BC311374  Hypochaeris glabra John Thomas Howell 1957-5-26 32445 San Francisco North base of Lone Mountain, San Francisco Comment
  CAS-BOT-BC311375  Hypochaeris glabra John Thomas Howell 1956-4-22 31285 San Francisco Embarcadero at Vallejo St., San Francisco Comment
  CAS-BOT-BC311377  Hypochaeris glabra John Thomas Howell 1956-7-29 31732 San Francisco San Francisco. McLaren Park Comment
  CAS-BOT-BC311458  Hypochaeris radicata John Thomas Howell 1982-8-19 s.n. San Francisco 24th Ave., San Francisco Comment
  CAS-BOT-BC311459  Hypochaeris radicata John Thomas Howell 1957-5-26 32441 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC311461  Hypochaeris radicata John Thomas Howell 1956-6-24 31612 San Francisco North side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC311462  Hypochaeris radicata John Thomas Howell 1956-7-29 31733 San Francisco San Francisco. McLaren Park Comment
  CAS-BOT-BC312278  Euthamia occidentalis John Thomas Howell 1956-9-9 31865 San Francisco Strand at se. end of Lake Merced, San Francisco Comment
  CAS-BOT-BC318933  Heterotheca grandiflora John Thomas Howell 1956-7-29 31738 San Francisco Along Southern Pacific tracks at Bayshore station, San Francisco Comment
  CAS-BOT-BC318934  Heterotheca grandiflora John Thomas Howell 1956-7-15 31697 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco Comment
  CAS-BOT-BC324078  Lessingia germanorum John Thomas Howell 1927-3-18 2288 San Francisco Fulton Street, east of St. Ignatius Church, San Francisco, a part of Lone Mt. slopes 91 Comment
  CAS-BOT-BC328138  Santolina chamaecyparissus John Thomas Howell 1956-6-24 31611 San Francisco North side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC334567  Lasthenia californica John Thomas Howell 1933-5-24 11340 San Francisco Point Lobos, San Fransicso Comment
  CAS-BOT-BC334568  Lasthenia californica John Thomas Howell 1957-5-6 32223 San Francisco Hunter's Point, San Fransicso Comment
  CAS-BOT-BC334569  Lasthenia californica John Thomas Howell 1956-5-6 31352 San Francisco Sierra and Missouri Streets, San Fransicso Comment
  CAS-BOT-BC334570  Lasthenia californica John Thomas Howell 1956-5-6 31351 San Francisco Sierra and Missouri Streets, San Fransicso Comment
  CAS-BOT-BC334572  Lasthenia californica John Thomas Howell 1937-5-23 13004 San Francisco Presidio, San Fransicso Comment
  CAS-BOT-BC334573  Lasthenia californica John Thomas Howell 1925-4-18 989 San Francisco Point Lobos, San Fransicso Comment
  CAS-BOT-BC339157  Leontodon saxatilis subsp. saxatilis John Thomas Howell 1956-7-25 31726 San Francisco San Francisco. 19th Ave., and Vincente [Vicente] St. Comment
  CAS-BOT-BC339158  Leontodon saxatilis subsp. saxatilis John Thomas Howell 1957-7-18 32816 San Francisco San Francisco. Palace of Legion of Honor, Lincoln Park Comment
  CAS-BOT-BC339159  Leontodon saxatilis subsp. saxatilis John Thomas Howell 1956-7-25 31726 San Francisco San Francisco. 19th Ave. & Vicente St. Comment
  CAS-BOT-BC340433  Lactuca saligna John Thomas Howell 1956-11-4 31949 San Francisco San Francisco. East end of Army St. Comment
  CAS-BOT-BC340434  Lactuca saligna John Thomas Howell 1957-6-17 32674 San Francisco San Francisco. Lone Mt. Comment
  CAS-BOT-BC340490  Lactuca sativa John Thomas Howell 1950-10-3 27467 San Francisco On Bayshore Highway nw. of Bayview Hills, San Francisco Comment
  CAS-BOT-BC340491  Lactuca sativa John Thomas Howell 1950-10-3 27467 San Francisco Bayshore Highway nw. of Bayview Hills, San Francisco Comment
  CAS-BOT-BC34061  Carex brevicaulis John Thomas Howell 1956-6-10 31549 San Francisco North slope of Bay View Hill, San Francisco. Comment
  CAS-BOT-BC340621  Lactuca serriola John Thomas Howell 1956-8-19 31779 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC340622  Lactuca serriola John Thomas Howell 1956-8-19 31775 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC340623  Lactuca serriola John Thomas Howell 1957-6-17 32673 San Francisco San Francisco. Lone Mt. Comment
  CAS-BOT-BC340624  Lactuca serriola John Thomas Howell 1956-7-15 31684 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC340625  Lactuca serriola John Thomas Howell 1956-7-1 31667 San Francisco Hunters Pt., San Francisco Comment
  CAS-BOT-BC342072  Leucanthemum maximum John Thomas Howell 1956-9-2 31836 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC342451  Logfia gallica John Thomas Howell 1957-5-28 32491 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC342452  Logfia gallica John Thomas Howell 1956-5-12 31384 San Francisco Marin St. near Third St., San Francisco Comment
  CAS-BOT-BC342456  Logfia gallica John Thomas Howell 1956-5-6 31363 San Francisco Sierra & Missouri Sts., San Francisco Comment
  CAS-BOT-BC343314  Madia gracilis John Thomas Howell 1957-6-16 32665 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC345073  Madia sativa John Thomas Howell 1956-6-3 31470 San Francisco At east end of Shafter St., San Francisco Comment
  CAS-BOT-BC34685  Solanum lycopersicum J. T. Howell 1956-9-30 31899 San Francisco Waterfront St., near Mission Rock Terminal. Comment
  CAS-BOT-BC34696  Solanum lycopersicum J. T. Howell 1956-9-30 31894 San Francisco Drumm and Pacific Streets Comment
  CAS-BOT-BC348185  Matricaria discoidea John Thomas Howell 1956-4-22 31253 San Francisco Aquatic Park, San Francisco Comment
  CAS-BOT-BC348186  Matricaria discoidea John Thomas Howell 1957-6-16 32670 San Francisco San Francisco. Davidson and Third streets Comment
  CAS-BOT-BC348187  Matricaria discoidea John Thomas Howell 1957-6-11 32597 San Francisco San Francisco. East side of Lone Mt. Comment
  CAS-BOT-BC348294  Matricaria occidentalis John Thomas Howell 1957-6-16 32655 San Francisco San Francisco. Third and Davidson streets Comment
  CAS-BOT-BC348770  Microseris bigelovii John Thomas Howell 1933-5-24 11338 San Francisco Point Lobos, San Francisco Comment
  CAS-BOT-BC348771  Microseris bigelovii John Thomas Howell 1933-5-24 11337 San Francisco Point Lobos, San Francisco Comment
  CAS-BOT-BC356807  Pseudognaphalium californicum John Thomas Howell 1956-5-19 s.n. San Francisco Third Street south of bridge, San Francisco Comment
  CAS-BOT-BC357086  Pseudognaphalium luteoalbum John Thomas Howell 1956-6-24 31613 San Francisco North side of Bayview Hills, San Francisco Comment
  CAS-BOT-BC357087  Pseudognaphalium luteoalbum John Thomas Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC357088  Pseudognaphalium luteoalbum John Thomas Howell 1936-9-4 12890 San Francisco In Sutro Forest, San Francisco Comment
  CAS-BOT-BC357089  Pseudognaphalium luteoalbum John Thomas Howell 1936-9-4 12890 San Francisco In Sutro Forest, San Francisco Comment
  CAS-BOT-BC357090  Pseudognaphalium luteoalbum John Thomas Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC357101  Pseudognaphalium luteoalbum John Thomas Howell 1957-5-28 32492 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC357367  Pseudognaphalium microcephalum John Thomas Howell 1956-9-9 31855 San Francisco San Francisco. SE. end of Lake Merced Comment
  CAS-BOT-BC357369  Pseudognaphalium microcephalum John Thomas Howell 1956-7-15 31705 San Francisco San Francisco. E. end of 22nd St. Comment
  CAS-BOT-BC357487  Pseudognaphalium ramosissimum John Thomas Howell 1953-9-25 29126 San Francisco East of conservatory Golden Gate Park, San Francisco Comment
  CAS-BOT-BC361513  Pseudognaphalium stramineum John Thomas Howell 1956-7-1 s.n. San Francisco Embarcadero and Vallejo Street, San Francisco Comment
  CAS-BOT-BC364613  Senecio vulgaris John Thomas Howell 1957-5-28 32493 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC364616  Senecio vulgaris John Thomas Howell 1957-5-6 32224 San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC364845  Silybum marianum John Thomas Howell 1956-4-28 31301 San Francisco Slopes east of Lake Merced, San Francisco Comment
  CAS-BOT-BC365727  Solidago spathulata John Thomas Howell 1957-6-11 32575 San Francisco San Francisco. Northwest slope of Lone Mt. Comment
  CAS-BOT-BC365896  Soliva sessilis John Thomas Howell 1956-5-6 31356 San Francisco Sierra & Missouri Sts., San Francisco Comment
  CAS-BOT-BC365897  Soliva sessilis John Thomas Howell 1956-5-1 s.n. San Francisco Lawn at Library, Civic Center, San Francisco Comment
  CAS-BOT-BC365898  Soliva sessilis John Thomas Howell 1957-5-26 32424 San Francisco San Francisco. North side of Lone Mt. Comment
  CAS-BOT-BC36601  Brassica nigra John Thomas Howell 1957-6-16 32646 San Francisco San Francisco. Third and Davidson Street. Comment
  CAS-BOT-BC366103  Lasthenia minor J. T. Howell 1933-5-1 11202 San Francisco Presidio Comment
  CAS-BOT-BC36659  Brassica oleracea John Thomas Howell 1957-6-16 32656 San Francisco San Francisco. Third and Davidson streets. Comment
  CAS-BOT-BC36660  Brassica oleracea John Thomas Howell 1956-7-1 31657 San Francisco San Francisco. Berry and Towsend streets. Comment
  CAS-BOT-BC36780  Brassica rapa John Thomas Howell 1956-5-12 31370 San Francisco San Francisco. Marin Street near Third Street. Comment
  CAS-BOT-BC36945  Cakile maritima var. maritima John Thomas Howell 1956-5-12 31368 San Francisco San Francisco. Marin Street. Comment
  CAS-BOT-BC374466  Sonchus asper John Thomas Howell 1956-7-1 31646 San Francisco Front and Vallejo streets, San Francisco Comment
  CAS-BOT-BC374467  Sonchus asper John Thomas Howell 1956-7-3 31673 San Francisco Nursery, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC374468  Sonchus asper John Thomas Howell 1957-10-11 32995 San Francisco San Francisco. Ground near academy, Golden Gate Park Comment
  CAS-BOT-BC374680  Sonchus oleraceus John Thomas Howell 1956-4-22 31269 San Francisco Embarcadero at Powell St., San Francisco Comment
  CAS-BOT-BC374681  Sonchus oleraceus John Thomas Howell 1957-6-16 32668 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC374682  Sonchus oleraceus John Thomas Howell 1957-5-26 32419 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC376749  Tanacetum bipinnatum John Thomas Howell 1972-9-6 s.n. San Francisco Near (south of) Cliff House, San Francisco Comment
  CAS-BOT-BC376916  Taraxacum officinale John Thomas Howell 1957-6-17 32682 San Francisco San Francisco. Lone Mt. Comment
  CAS-BOT-BC378560  Ranunculus californicus var. californicus John Thomas Howell 1957-5-28 32510 San Francisco NW side of Lone Mt. Comment
  CAS-BOT-BC378561  Ranunculus californicus var. californicus John Thomas Howell 1957-5-17 32263 San Francisco Bayview Hills Comment
  CAS-BOT-BC378569  Ranunculus californicus var. californicus John Thomas Howell 1957-5-6 32204 San Francisco Hunters Point Comment
  CAS-BOT-BC379637  Layia platyglossa John Thomas Howell 1925-4-18 976 San Francisco Between Land's End and Cliff House, Pt. Lobos, San Francisco Comment
  CAS-BOT-BC379638  Layia platyglossa John Thomas Howell 1956-5-19 31435 San Francisco Serpentine hills, Hunters Point, San Francisco Comment
  CAS-BOT-BC381800  Taraxacum John Thomas Howell 1956-5-6 31330 A San Francisco 3rd St. just south of bridge Comment
  CAS-BOT-BC382405  Xanthium spinosum John Thomas Howell 1957-5-5 32159 San Francisco 6 & Harrison Sts Comment
  CAS-BOT-BC382406  Xanthium spinosum John Thomas Howell 1956-6-3 31468 San Francisco at east end of Shafter St. Comment
  CAS-BOT-BC382407  Xanthium spinosum John Thomas Howell 1957-9-29 s.n. San Francisco Near Gilman School & Park, n. base of Bayview Hills Comment
  CAS-BOT-BC384014  Mirabilis jalapa John Thomas Howell 1956-7-15 31688 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC384015  Mirabilis jalapa John Thomas Howell 1957-10-3 32983 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC384016  Mirabilis jalapa John Thomas Howell 1956-7-15 31688 San Francisco San Francisco. Waterfront Street near Mission Rock Terminal Comment
  CAS-BOT-BC385923  Silene gallica John Thomas Howell 1957-5-26 32446 San Francisco San Francisco; North base of Lone Mountain Comment
  CAS-BOT-BC385925  Silene gallica John Thomas Howell 1952-5-8 28313 San Francisco San Francisco; Golden Gate Heights Comment
  CAS-BOT-BC388219  Cerastium fontanum subsp. vulgare John Thomas Howell 1956-7-29 31727 San Francisco San Francisco. McLaren Park Comment
  CAS-BOT-BC388220  Cerastium fontanum subsp. vulgare John Thomas Howell 1957-8-4 32855 San Francisco San Francisco. East end of Golden Gate Park Comment
  CAS-BOT-BC388221  Cerastium fontanum subsp. vulgare John Thomas Howell 1957-8-4 32855 San Francisco San Francisco. East end of Golden Gate Park Comment
  CAS-BOT-BC388373  Cerastium glomeratum John Thomas Howell 1957-5-29 32545 San Francisco San Francisco. North side of Lone Mt. Comment
  CAS-BOT-BC389607  Silene pseudatocion John Thomas Howell 1972-4-19 48673 San Francisco San Francisco Comment
  CAS-BOT-BC389989  Spergula arvensis John Thomas Howell 1957-5-28 32512 San Francisco San Francisco. Nw. side of Lone Mt. Comment
  CAS-BOT-BC389990  Spergula arvensis John Thomas Howell 1956-5-19 31405 San Francisco Near Third and Army streets, San Francisco Comment
  CAS-BOT-BC390178  Spergularia bocconi John Thomas Howell 1956-4-22 31252 San Francisco Aquatic Park, San Francisco Comment
  CAS-BOT-BC390179  Spergularia bocconi John Thomas Howell 1957-6-11 32602 San Francisco San Francisco. East side of Lone Mt. Comment
  CAS-BOT-BC390182  Spergularia bocconi John Thomas Howell 1933-5-7 11216 San Francisco Odd Fellows Cemetery, San Francisco Comment
  CAS-BOT-BC390183  Spergularia bocconi John Thomas Howell 1933-5-24 11339 San Francisco Point Lobos, San Francisco Comment
  CAS-BOT-BC390185  Spergularia bocconi John Thomas Howell 1956-5-12 31379 San Francisco Marin St. near Third St., San Francisco Comment
  CAS-BOT-BC390186  Spergularia bocconi John Thomas Howell 1957-7-16 32808 San Francisco San Francisco. Pine St. & Presidio Ave. Comment
  CAS-BOT-BC390187  Spergularia bocconi John Thomas Howell 1957-5-5 32175 San Francisco San Francisco. Sierra & 22nd Sts. Comment
  CAS-BOT-BC390420  Spergularia macrotheca var. macrotheca John Thomas Howell 1956-5-12 31366 San Francisco San Francisco. Marin Street Comment
  CAS-BOT-BC390421  Spergularia macrotheca var. macrotheca John Thomas Howell 1925-4-18 972 San Francisco Pt. Lobos, San Francisco Comment
  CAS-BOT-BC390423  Spergularia macrotheca var. macrotheca John Thomas Howell 1956-5-12 31366 San Francisco Marin St., San Francisco Comment
  CAS-BOT-BC390693  Spergularia rubra John Thomas Howell 1957-6-11 32598 San Francisco San Francisco. East side of Lone Mt. Comment
  CAS-BOT-BC390886  Spergularia marina John Thomas Howell 1956-5-12 31367 San Francisco Marin St., San Francisco Comment
  CAS-BOT-BC390887  Spergularia marina John Thomas Howell 1956-5-12 31367 San Francisco San Francisco. Marin Street Comment
  CAS-BOT-BC391037  Spergularia villosa John Thomas Howell 1956-5-19 31437 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC391040  Spergularia villosa John Thomas Howell 1956-4-22 31262 San Francisco Near Fisherman's Wharf, San Francisco Comment
  CAS-BOT-BC391058  Stellaria graminea J. T. Howell 1958-6-2 s.n. San Francisco San Francisco. Park Lodge, Golden Gate Park Comment
  CAS-BOT-BC391059  Stellaria graminea John Thomas Howell 1959-5-14 34595 San Francisco San Francisco. Near Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC393841  Stellaria media John Thomas Howell 1956-7-15 31690 San Francisco Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC393842  Stellaria media John Thomas Howell 1957-5-26 32463 San Francisco North face of Lone Mt. Comment
  CAS-BOT-BC393843  Stellaria media John Thomas Howell 1957-4-23 32023 San Francisco Vallejo St. near Van Ness Ave. Comment
  CAS-BOT-BC401269  Hypericum perforatum John Thomas Howell 1956-6-3 31460 San Francisco Embarcadero and Front St., San Francisco Comment
  CAS-BOT-BC401270  Hypericum perforatum John Thomas Howell 1956-4-22 31284 San Francisco Embarcadero at Vallejo St., San Francisco Comment
  CAS-BOT-BC403457  Eschscholzia californica John Thomas Howell 1957-5-5 32166 San Francisco San Francisco. East end of 22nd St. Comment
  CAS-BOT-BC403768  Salpichroa origanifolia John Thomas Howell 1945-7-23 21332 San Francisco East end of Band Concourse, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC403769  Salpichroa origanifolia John Thomas Howell 1945-7-23 21332 San Francisco Golden Gate Park, San Francisco Comment
  CAS-BOT-BC403998  Urtica dioica subsp. holosericea John Thomas Howell 1957-8-19 32914 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC404000  Urtica dioica subsp. holosericea John Thomas Howell 1957-10-11 32996 San Francisco San Francisco. East of Academy, Golden Gate Park Comment
  CAS-BOT-BC404002  Urtica dioica subsp. holosericea John Thomas Howell 1957-8-19 32914 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC410852  Dudleya caespitosa John Thomas Howell 1956-6-17 31561 San Francisco Summit ridge of Bayveiw Hills Comment
  CAS-BOT-BC413462  Parietaria judaica John Thomas Howell 1956-7-1 31632 San Francisco Bay St. near Columbus Av., San Francisco Comment
  CAS-BOT-BC413463  Parietaria judaica John Thomas Howell 1956-4-22 31256 San Francisco Near Fisherman's Wharf, San Francisco Comment
  CAS-BOT-BC413464  Parietaria judaica John Thomas Howell 1956-4-22 31256 San Francisco San Francisco. Near Fishermans Wharf Comment
  CAS-BOT-BC413687  Persicaria capitata John Thomas Howell 1975-1-5 51014 San Francisco Shotwell St. betw. 25 & 26 streets, San Francisco Comment
  CAS-BOT-BC413782  Persicaria lapathifolia John Thomas Howell 1931-9-29 8125 San Francisco Along highwater mark of Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413784  Persicaria lapathifolia John Thomas Howell 1931-9-29 8125 San Francisco Along highwater mark of Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413786  Persicaria lapathifolia John Thomas Howell 1957-8-19 32902 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC413788  Persicaria lapathifolia John Thomas Howell 1957-8-6 32889 San Francisco San Francisco. S. of Academy, Golden Gate Park Comment
  CAS-BOT-BC413899  Fallopia convolvulus John Thomas Howell 1956-7-1 31652 San Francisco Embarcadero and Vallejo St., San Francisco Comment
  CAS-BOT-BC414056  Polygonum aviculare subsp. aviculare John Thomas Howell 1956-5-19 31441 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC414057  Polygonum aviculare subsp. aviculare John Thomas Howell 1957-6-16 32666 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC414058  Polygonum aviculare subsp. aviculare John Thomas Howell 1956-5-19 31411 San Francisco Near Third & Army streets, San Francisco Comment
  CAS-BOT-BC414059  Polygonum aviculare subsp. aviculare John Thomas Howell 1957-9-1 32935 San Francisco San Francisco. Sutro Heights above Pt. Lobos Comment
  CAS-BOT-BC414061  Polygonum aviculare subsp. aviculare John Thomas Howell 1956-11-4 31952 San Francisco San Francisco. At east end of Marin St. Comment
  CAS-BOT-BC414062  Polygonum aviculare subsp. aviculare John Thomas Howell 1956-5-19 31428 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC414063  Polygonum aviculare subsp. aviculare John Thomas Howell 1957-6-16 32667 San Francisco San Francisco. Third & Davidson streets Comment
  CAS-BOT-BC414226  Polygonum aviculare subsp. depressum John Thomas Howell 1957-6-11 32609 San Francisco San Francisco. East side of Lone Mt. Comment
  CAS-BOT-BC414312  Polygonum aviculare subsp. neglectum J. T. Howell 1957-6-16 32667 San Francisco San Francisco. Third and Davidson streets Comment
  CAS-BOT-BC416358  Rumex californicus John Thomas Howell 1956-7-1 31665 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC416359  Rumex californicus John Thomas Howell 1956-6-5 31482 San Francisco Vacant lot, Mansell and San Bruno Streets, San Francisco Comment
  CAS-BOT-BC416360  Rumex californicus John Thomas Howell 1957-8-19 32900 San Francisco San Francisco: near aquarium in Golden Gate Park Comment
  CAS-BOT-BC419245  Persicaria maculosa John Thomas Howell 1957-8-19 32901 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC419246  Persicaria maculosa John Thomas Howell 1956-10-21 31924 San Francisco San Francisco. Along Islais Creek east of Third Street Comment
  CAS-BOT-BC419247  Persicaria maculosa John Thomas Howell 1957-8-6 32871 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC419370  Persicaria punctata John Thomas Howell 1956-8-26 31799 San Francisco San Francisco. Pine Lake Comment
  CAS-BOT-BC421807  Rumex conglomeratus John Thomas Howell 1956-8-12 31760 San Francisco San Francisco. Alemany Blvd. near Bayshore Freeway Comment
  CAS-BOT-BC421808  Rumex conglomeratus John Thomas Howell 1956-10-28 31945 San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC421809  Rumex conglomeratus John Thomas Howell 1956-9-2 31830 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC422057  Rumex acetosella John Thomas Howell 1956-6-10 31523 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC422059  Rumex acetosella John Thomas Howell 1957-5-26 32425 San Francisco San Francisco. North base of Lone Mt. Comment
  CAS-BOT-BC422305  Soleirolia soleirolii John Thomas Howell 1957-6-11 32613 San Francisco San Francisco. Lone Mountain. Comment
  CAS-BOT-BC422306  Soleirolia soleirolii John Thomas Howell 1957-6-11 32613 San Francisco San Francisco. Lone Mt. Comment
  CAS-BOT-BC422307  Soleirolia soleirolii John Thomas Howell 1957-9-22 32970 San Francisco San Francisco. Vallejo and Front streets Comment
  CAS-BOT-BC422308  Soleirolia soleirolii John Thomas Howell 1969-7-6 45868 San Francisco Fort Mason, San Francisco Comment
  CAS-BOT-BC422447  Fumaria capreolata John Thomas Howell 1980-9-25 53901 San Francisco Along path between the Conservatory and Fuchsia Garden, Golden Gate Park, San Francisco. Comment
  CAS-BOT-BC422448  Fumaria capreolata John Thomas Howell 1980-10-14 53929 San Francisco Between Conservatory and Fuchsia Garden, San Francisco. Comment
  CAS-BOT-BC426281  Chenopodium album John Thomas Howell 1957-7-28 32828 San Francisco City of San Francisco, Third & Davidson streets Comment
  CAS-BOT-BC426289  Chenopodium album John Thomas Howell 1957-6-16 32660 San Francisco City of San Francisco, Third & Davidson streets Comment
  CAS-BOT-BC426290  Chenopodium album John Thomas Howell 1957-7-28 32831 San Francisco City of San Francisco, Third & Davidson streets Comment
  CAS-BOT-BC426340  Chenopodium album John Thomas Howell 1957-6-16 32664 San Francisco City of San Francisco, Third & Davidson streets Comment
  CAS-BOT-BC427528  Reseda alba John Thomas Howell 1957-5-5 32158 San Francisco San Francisco. Under elevated freeway, 6th at Harrison St. Comment
  CAS-BOT-BC427529  Reseda alba John Thomas Howell 1934-10-25 12577 San Francisco San Francisco Comment
  CAS-BOT-BC427533  Reseda alba John Thomas Howell 1934-10-25 12577 San Francisco Near S.P. Station, 3rd & Townsend streets, San Francisco. Comment
  CAS-BOT-BC427811  Crassula connata John Thomas Howell 1956-6-17 31583 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC433333  Rumex crispus John Thomas Howell 1957-5-28 32487 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC433334  Rumex crispus John Thomas Howell 1956-1-1 s.n. San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC433459  Rumex crispus John Thomas Howell; Peter Rubtzoff 1959-9-16 34610 San Francisco Near Strybing Arboretum, Golden Gate Park. Comment
  CAS-BOT-BC433530  Rumex fueginus John Thomas Howell 1941-10-2 s.n. San Francisco Golden Gate Park near the Academy Comment
  CAS-BOT-BC433531  Rumex fueginus John Thomas Howell 1956-8-26 31797 San Francisco San Francisco. Strand of Pine Lake Comment
  CAS-BOT-BC433679  Rumex obtusifolius John Thomas Howell 1956-7-1 31644 San Francisco Front and Vallejo streets, San Francisco Comment
  CAS-BOT-BC433680  Rumex obtusifolius John Thomas Howell 1937-5-23 s.n. San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC433746  Rumex persicarioides John Thomas Howell 1956-9-9 31867 San Francisco San Francisco. Strand at se. end of Lake Merced Comment
  CAS-BOT-BC433806  Rumex pulcher John Thomas Howell 1956-6-3 31472 San Francisco At east end of Shafter St., San Francisco (s. of Hunters Point) Comment
  CAS-BOT-BC433807  Rumex pulcher John Thomas Howell 1956-7-1 s.n. San Francisco San Francisco. Hunters Point Comment
  CAS-BOT-BC433808  Rumex pulcher John Thomas Howell 1956-7-22 31712 San Francisco San Francisco. North base of Bayview Hills Comment
  CAS-BOT-BC433974  Rumex salicifolius John Thomas Howell 1957-8-6 32882 San Francisco San Francisco. Strybing Arboretum, Golden Gate Park Comment
  CAS-BOT-BC433975  Rumex salicifolius John Thomas Howell 1956-8-26 31794 San Francisco San Francisco. Strand of Pine Lake Comment
  CAS-BOT-BC433978  Rumex salicifolius John Thomas Howell 1956-4-29 31309 San Francisco Berry & Third streets, San Francisco Comment
  CAS-BOT-BC434083  Rumex transitorius John Thomas Howell 1956-7-1 31647 San Francisco Front and Vallejo streets, San Francisco Comment
  CAS-BOT-BC43437  Descurainia sophia John Thomas Howell 1957-6-16 32633 San Francisco San Francisco. Third and Davidson Streets. Comment
  CAS-BOT-BC434455  Phytolacca heterotepala John Thomas Howell 1959-9-1 34604 San Francisco San Francisco. Near tennis courts, Golden Gate Park. Comment
  CAS-BOT-BC434456  Phytolacca heterotepala John Thomas Howell 1960-1-23 35121 San Francisco San Francisco. Near Aquarium, Golden Gate Park. Comment
  CAS-BOT-BC434457  Phytolacca heterotepala John Thomas Howell 1959-8-28 34602 San Francisco Geary St. between Gough & Franklin, San Francisco. Comment
  CAS-BOT-BC434459  Phytolacca heterotepala John Thomas Howell 1959-10-2 35095 San Francisco San Francisco. Near Academy buildings, Golden Gate Park. Comment
  CAS-BOT-BC434462  Phytolacca heterotepala John Thomas Howell 1960-1-23 35122 San Francisco San Francisco. Ground adjacent to Botany Dept., CAS, Golden Gate Park. Comment
  CAS-BOT-BC435157  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco Dunes just east of Lake Merced, San Francisco. 15 Comment
  CAS-BOT-BC435158  Conicosia pugioniformis John Thomas Howell 1943-10-30 19337 San Francisco Dunes just east of Lake Merced, San Francisco. 15 Comment
  CAS-BOT-BC435159  Conicosia pugioniformis John Thomas Howell 1957-5-28 32476 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC435160  Conicosia pugioniformis John Thomas Howell 1956-9-26 31879 San Francisco San Francisco. Lake Merced Comment
  CAS-BOT-BC435218  Drosanthemum floribundum John Thomas Howell 1957-5-28 32477 San Francisco San Francisco. West side of Lone Mt. Comment
  CAS-BOT-BC437027  Fragaria chiloensis John Thomas Howell 1957-5-26 32461 San Francisco North base of Lone Mt., San Francisco Comment
  CAS-BOT-BC438254  Tetragonia tetragonoides John Thomas Howell 1956-9-30 31909 San Francisco San Francisco. At east end of Marin St. Comment
  CAS-BOT-BC438255  Tetragonia tetragonoides John Thomas Howell 1956-7-22 31708 A San Francisco San Francisco. Near bay at north base of Bayview Hills Comment
  CAS-BOT-BC438256  Tetragonia tetragonoides John Thomas Howell 1956-9-26 31885 San Francisco San Francisco. Lake Merced Comment
  CAS-BOT-BC438257  Tetragonia tetragonoides John Thomas Howell 1956-5-6 31354 San Francisco Sierra & Missouri Sts., San Francisco Comment
  CAS-BOT-BC438513  Calandrinia ciliata John Thomas Howell 1956-5-6 31345 San Francisco Sierra & 22nd Sts., San Francisco Comment
  CAS-BOT-BC439573  Claytonia parviflora subsp. parviflora John Thomas Howell 1933-5-24 11336 San Francisco Pt. Lobos, San Francisco. Comment
  CAS-BOT-BC439883  Claytonia perfoliata John Thomas Howell 1957-5-6 32188 San Francisco San Francisco. Evans St., Hunters Point Comment
  CAS-BOT-BC439983  Claytonia perfoliata subsp. mexicana John Thomas Howell 1933-5-24 11336 San Francisco Point Lobos, San Francisco. Comment
  CAS-BOT-BC445276  Portulaca oleracea John Thomas Howell 1956-7-15 31700 San Francisco San Francisco. Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC445277  Portulaca oleracea John Thomas Howell 1956-6-3 31457 San Francisco Embarcadero and Front St., San Francisco Comment
  CAS-BOT-BC44907  Ambrosia chamissonis John Thomas Howell 1956-9-9 31848 San Francisco At SE end of Lake Merced Comment
  CAS-BOT-BC44908  Ambrosia chamissonis John Thomas Howell 1956-9-9 31849 San Francisco At SE end of Lake Merced Comment
  CAS-BOT-BC451535  Elodea canadensis John Thomas Howell 1956-9-2 31843 San Francisco San Francisco. Northeast end of Lake Merced. Comment
  CAS-BOT-BC451536  Elodea canadensis John Thomas Howell 1956-9-9 31870 San Francisco San Francisco. At west end of north arm of Lake Merced Comment
  CAS-BOT-BC45159  Anaphalis margaritacea John Thomas Howell 1956-6-10 31533 San Francisco North slopes on Bay View Hills Comment
  CAS-BOT-BC453924  Potamogeton pectinatus John Thomas Howell 1957-8-21 32917 San Francisco San Francisco. Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC453926  Potamogeton pectinatus John Thomas Howell 1956-9-2 31845 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC454045  Potamogeton pusillus subsp. pusillus John Thomas Howell 1957-8-21 32916 San Francisco San Francisco. Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC457502  Fragaria vesca subsp. californica John Thomas Howell 1957-5-17 32301 San Francisco Bayview Hills Comment
  CAS-BOT-BC457504  Fragaria vesca subsp. californica John Thomas Howell 1956-6-17 31567 San Francisco Summit Ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC469009  Allium dichlamydeum John Thomas Howell 1957-5-17 32294 San Francisco Bayview Hills, San Francisco Comment
  CAS-BOT-BC469010  Allium dichlamydeum John Thomas Howell 1956-5-19 31426 San Francisco Serpentine hills, Hunters Point, San Francisco Comment
  CAS-BOT-BC469011  Allium dichlamydeum John Thomas Howell 1957-6-30 32796 San Francisco Summit ridge, Bayview Hills, San Francisco Comment
  CAS-BOT-BC472787  Allium neapolitanum John Thomas Howell 1954-4-15 29140 San Francisco 1761 Vallejo St., San Francisco Comment
  CAS-BOT-BC483164  Brodiaea terrestris subsp. terrestris John Thomas Howell 1956-6-10 31556 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC483165  Brodiaea terrestris subsp. terrestris John Thomas Howell 1957-6-30 32789 San Francisco Hunter's Point, San Francisco Comment
  CAS-BOT-BC483166  Brodiaea terrestris subsp. terrestris John Thomas Howell 1956-5-6 31346 San Francisco Sierra and 22nd Sts., San Francisco Comment
  CAS-BOT-BC483167  Brodiaea terrestris subsp. terrestris John Thomas Howell 1956-5-19 31423 San Francisco Hunters Point, San Francisco Comment
  CAS-BOT-BC484275  Brodiaea elegans subsp. elegans John Thomas Howell 1956-6-10 31557 San Francisco North slope of Bay View Hills, San Francisco Comment
  CAS-BOT-BC491875  Calochortus luteus John Thomas Howell 1957-6-30 32784 San Francisco Hunters Point Comment
  CAS-BOT-BC492526  Calochortus luteus John Thomas Howell 1956-5-19 31425 San Francisco Hunters Point Comment
  CAS-BOT-BC497733  Chlorogalum pomeridianum John Thomas Howell 1952-6-30 32791 San Francisco On serpentine, Hunters Point Comment
  CAS-BOT-BC497734  Chlorogalum pomeridianum John Thomas Howell 1956-5-19 31432 San Francisco Serpentine hill, Hunters Point Comment
  CAS-BOT-BC499313  Chlorogalum pomeridianum var. divaricatum John Thomas Howell 1957-7-28 32825 San Francisco Bayview Hills Comment
  CAS-BOT-BC499315  Chlorogalum pomeridianum var. divaricatum John Thomas Howell 1956-6-10 31520 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC500240  Orobanche robbinsii John Thomas Howell 1930-9-7 5460 San Francisco San Francisco: Land's End, the region of the type locality [of O. californica] Comment
  CAS-BOT-BC500807  Dichelostemma capitatum John Thomas Howell 1956-6-10 31555 San Francisco North slope of Bay View Hills Comment
  CAS-BOT-BC500808  Dichelostemma capitatum John Thomas Howell 1957-5-6 32194 San Francisco Hunter's Point Comment
  CAS-BOT-BC508560  Muilla maritima John Thomas Howell 1946-4-5 21594 San Francisco Sutro Forest, San Francisco Comment
  CAS-BOT-BC516040  Nothoscordum bivalve J. T. Howell 1963-10-3 s.n. San Francisco Strybing Arboretum, Golden Gate Park, San Francisco Comment
  CAS-BOT-BC516041  Nothoscordum bivalve John Thomas Howell 1959-8-21 34597 San Francisco Victor Reiter's Garden, 1195 Stanyan Street, San Francisco Comment
  CAS-BOT-BC516042  Nothoscordum gracile John Thomas Howell 1958-6-17 33630 San Francisco Along driveway off Divisadero Street, near Golden Gate Ave., San Francisco Comment
  CAS-BOT-BC516043  Nothoscordum gracile John Thomas Howell 1958-6-17 33630 San Francisco Divisadero Street, near Golden Gate Ave., San Francisco Comment
  CAS-BOT-BC526233  Arctotheca prostrata John Thomas Howell; Walter Knight 1985-4-12 s.n. San Francisco Along Kennedy Drive just W of the conservatory Golden Gate Park, San Francisco Comment
  CAS-BOT-BC526777  Triteleia laxa John Thomas Howell 1956-6-17 31575 San Francisco Summit ridge of Bayview Hills Comment
  CAS-BOT-BC526778  Triteleia laxa John Thomas Howell 1957-6-30 32781 San Francisco On perpentine, Hunters Point Comment
  CAS-BOT-BC534656  Lemna minuta John Thomas Howell 1956-8-26 31806 San Francisco Pine Lake, San Francisco Comment
  CAS-BOT-BC534657  Lemna minuta John Thomas Howell 1956-8-12 31759 San Francisco Swamp, Alemany Blvd. near Bayshore Freeway, San Francisco Comment
  CAS-BOT-BC534658  Lemna minuta John Thomas Howell 1956-9-2 31828 San Francisco East end of Lake Merced, San Francisco Comment
  CAS-BOT-BC536125  Horkelia californica John Thomas Howell 1956-6-17 31565 San Francisco Summit ridge of Bayview Hills, San Francisco Comment
  CAS-BOT-BC536126  Horkelia californica John Thomas Howell 1933-7-9 11437 San Francisco Hills south of Visitacion Valley, San Francisco Comment
  CAS-BOT-BC55414  Hirschfeldia incana John Thomas Howell 1956-10-28 31937 San Francisco San Francisco. Mountain Lake, Presidio. Comment
  CAS-BOT-BC55608  Ambrosia confertiflora John Thomas Howell 1956-7-15 s.n. San Francisco Waterfront Street Comment
  CAS-BOT-BC55609  Ambrosia confertiflora John Thomas Howell 1956-11-4 31948 San Francisco Waterfront St near Mission Rock Terminal Comment
  CAS-BOT-BC55621  Ambrosia psilostachya John Thomas Howell 1956-8-19 31776 San Francisco Waterfront St. near Mission Rock Terminal Comment
  CAS-BOT-BC55622  Ambrosia psilostachya John Thomas Howell 1956-9-30 31896 San Francisco Embarcadero and Townsend St. Comment
  CAS-BOT-BC57111  Equisetum X ferrissii John Thomas Howell 1956-9-2 31841 San Francisco Northeast end of Lake Merced Comment
  CAS-BOT-BC57112  Equisetum X ferrissii John Thomas Howell 1956-4-22 31291 San Francisco In hedge in park between Larkin and Hyde streets on Bay St., San Francisco Comment
  CAS-BOT-BC62172  Selaginella kraussiana John Thomas Howell 1969-7-6 45866 San Francisco Fort Mason, San Francisco Comment
  CAS-BOT-BC72639  Pteridium aquilinum John Thomas Howell 1956-9-9 31861 San Francisco se. end of Lake Merced Comment
  CAS-BOT-BC74321  Raphanus sativus John Thomas Howell 1956-10-28 31938 San Francisco San Francisco. Mountain Lake, Presidio. Comment
  CAS-BOT-BC74969  Sinapis arvensis John Thomas Howell 1957-6-16 32626 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  CAS-BOT-BC74970  Sinapis arvensis John Thomas Howell 1957-6-16 32637 San Francisco San Francisco. Third and Davidson Street. Comment
  CAS-BOT-BC75140  Sisymbrium altissimum John Thomas Howell 1957-6-16 32632 San Francisco San Francisco. Third and Davidson streets. Comment
  CAS-BOT-BC75192  Sisymbrium irio John Thomas Howell 1981-3-8 53931 San Francisco San Francisco. At site of former aiport bus depot adjacent to Hilton Hotel, corner of O'Farrel and Taylor Streets. Comment
  CAS-BOT-BC75193  Sisymbrium irio John Thomas Howell 1957-6-16 32630 San Francisco San Francisco. Third and Davidson Street. Comment
  CAS-BOT-BC75428  Sisymbrium orientale John Thomas Howell 1930-6-21 5318 San Francisco San Francisco. Near Sutro Baths. Comment
  CAS-BOT-BC75429  Sisymbrium orientale John Thomas Howell 1937-8-13 s.n. San Francisco San Francisco on Masonic Avenue at Geary. Comment
  CAS-BOT-BC75430  Sisymbrium orientale John Thomas Howell 1937-8-13 s.n. San Francisco San Francisco on Masonic Avenue at Geary. Comment
  CAS-BOT-BC75431  Sisymbrium orientale John Thomas Howell 1940-5-27 s.n. San Francisco San Francisco on Masonic Avenue near Geary Street. Comment
  CAS-BOT-BC75432  Sisymbrium orientale John Thomas Howell 1946-5-11 21759 San Francisco San Francisco. Duboce and Market Streets. Comment
  CAS-BOT-BC75433  Sisymbrium orientale John Thomas Howell 1946-5-11 21759 San Francisco San Francisco. Duboce and Market Streets. Comment
  CAS-BOT-BC75434  Sisymbrium orientale John Thomas Howell 1956-4-22 31264 San Francisco San Francisco. Embarcadero at Powell Street. Comment
  CAS-BOT-BC75436  Sisymbrium orientale John Thomas Howell 1956-7-15 s.n. San Francisco San Francisco. Waterfront Street. Comment
  CAS-BOT-BC75437  Sisymbrium orientale John Thomas Howell 1957-6-16 32631 San Francisco San Francisco. Third and Davidson Streets. Comment
  CAS-BOT-BC84618  Anthemis cotula John Thomas Howell 1956-5-19 31402 San Francisco near Third & Army streets Comment
  CAS-BOT-BC84619  Anthemis cotula John Thomas Howell 1956-7-1 31649 San Francisco Embarcadero and Vallejo St. Comment
  CAS-BOT-BC84620  Anthemis cotula John Thomas Howell 1957-5-6 32185 San Francisco east end of Army St. Comment
  CAS-BOT-BC89106  Lepidium didymum John Thomas Howell 1956-4-22 31271 San Francisco San Francisco. Embarcadero at Powell Street. Comment
  CAS-BOT-BC89107  Lepidium didymum John Thomas Howell 1956-7-1 31651 San Francisco San Francisco. Embarcadero and Vallejo Street. Comment
  CAS-BOT-BC89180  Lepidium draba John Thomas Howell 1956-4-29 31303 San Francisco San Francisco. Front and Vallejo streets. Comment
  CAS-BOT-BC89181  Lepidium draba John Thomas Howell 1956-7-1 31642 San Francisco San Francisco. Front and Vallejo streets. Comment
  CAS-BOT-BC90437  Artemisia douglasiana John Thomas Howell 1957-11-3 33009 San Francisco Along railroad tracks, Embarcadero at Front Street Comment
  CAS-BOT-BC93672  Artemisia pycnocephala John Thomas Howell 1927-3-18 2287 San Francisco Summit of Lone Mountain, San Francisco 121 Comment
  CAS-BOT-BC93673  Artemisia pycnocephala John Thomas Howell 1956-9-9 31857 San Francisco Sandy bluffs, se. end of Lake Merced - San Francisco Comment
  CAS-BOT-BC97771  Symphyotrichum chilense John Thomas Howell 1957-8-13 32894 San Francisco Near Kezar Stadium, Golden Gate Park Comment
  CAS-BOT-BC98369  Symphyotrichum subulatum var. parviflorum John Thomas Howell 1956-10-21 31920 San Francisco Islais Creek near Third St. Comment
  CAS-BOT-BC99455  Baccharis pilularis John Thomas Howell 1967-6-29 42742 San Francisco on site of former home of Mrs. Van Horn Lansdale, Broadway & Webster St., San Francisco Comment
  CDA2983  Chenopodium album var. album J. T. Howell 1957-7-28 32828 San Francisco Third and Davidson Streets, San Francisco. 0 Comment
  CDA2985  Chenopodium album var. lanceolatum J. T. Howell 1957-6-16 32661 San Francisco Central Western; San Francisco Bay Area region; Third and Davidson streets, San Francisco. 0 Comment
  CDA3029  Chenopodium berlandieri var. zschackei J. T. Howell 1957-6-16 32664 San Francisco Central Western; San Francisco Bay Area region; Third and Davidson streets, San Francisco. 0 Comment
  CDA3061  Chenopodium ambrosioides J. T. Howell 1956-10-28 31934 San Francisco Mountain Lake, Presidio, San Francisco. 0 Comment
  CDA3120  Chenopodium multifidum J. T. Howell 1956-11-4 31950 San Francisco East end of Army Street, San Francisco. 0 Comment
  CDA3322  Phytolacca heterotepala J. T. Howell 1959-8-28 34602 San Francisco Geary Street between Gough and Franklin Streets, San Francisco. 0 Comment
  CDA3849  Sisymbrium orientale J. T. Howell 1940-5-27 San Francisco Masonic Avenue near Geary Street, San Francisco. 0 Comment
  CDA3851  Sisymbrium orientale J. T. Howell 1946-5-11 21759 San Francisco Duboce and Market Streets, San Francisco. 0 Comment
  CDA40350  Phacelia californica J. T. Howell 1929-6-16 4311 San Francisco Near Point Lobos, San Francisco. 0 Comment
  CDA4284  Trifolium fragiferum J. T. Howell 1978-5-25 52985 San Francisco West side of Van Ness Avenue between Hayes and Grove Streets, San Francisco. 0 Comment
  CDA4818  Euphorbia helioscopia J. T. Howell 1946-4-5 21595 San Francisco Southeast slope of Twin Peaks, San Francisco. 0 Comment
  CDA4997  Lavatera cretica J. T. Howell 1940-5-21 San Francisco On the Marina, San Francisco. 0 Comment
  CDA5040  Malva nicaeensis J. T. Howell 1946-5-16 21900 San Francisco Van Ness Avenue at Fort Mason, San Francisco. 0 Comment
  CDA5205  Oenothera rosea J. T. Howell 1958-5-7 33024 San Francisco On Greenich Street between Polk and Larkin Streets, Russian Hill, San Francisco. 0 Comment
  CDA5928  Solanum furcatum J. T. Howell 1969-7-2 45872 San Francisco North slope of Russian Hill along Hyde Street, San Francisco. 0 Comment
  CDA5929  Solanum furcatum J. T. Howell 1974-7-28 50611 San Francisco Corner of Gough & McAllister Streets, San Francisco. 0 Comment
  CDA6037  Gnaphalium luteoalbum J. T. Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park. 0 Comment
  CDA6038  Gnaphalium luteoalbum J. T. Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park. 0 Comment
  CDA6238  Solanum nigrum J. T. Howell 1976-2-2 51513 San Francisco Golden Gate Park, San Francisco, northeast corner of California Academy. 0 Comment
  CDA6615  Plantago major J. T. Howell 1969-7-6 45867 San Francisco Fort Mason, San Francisco. 0 Comment
  CDA6873  Carduus pycnocephalus J. T. Howell 1940-5-21 1 San Francisco On the Marina, San Francisco. 0 Comment
  CDA7457  Conyza sumatrensis J. T. Howell 1975-9-1 51506 San Francisco Main Street between Market and Mission Streets, San Francisco. 0 Comment
  CDA7479  Cotula australis J. T. Howell 1958-5-17 33029 San Francisco Golden Gate Park, San Francisco, east of Band Concourse. 0 Comment
  JEPS38182  Matricaria occidentalis John Thomas Howell 1957-6-16 32655 San Francisco Third and Davidson Streets San Francisco Comment
  JEPS3930  Pseudognaphalium luteoalbum John Thomas Howell 1943-6-29 18243 San Francisco Concert Valley San Francisco, Golden Gate Park, Concert Valley Comment
  JEPS50088  Lavatera cretica John Thomas Howell 1940-6-4 San Francisco San Francisco , on the Marina (on the Marina) Comment
  JEPS58981  Grindelia ciliata John Thomas Howell 1956-9-30 31901 San Francisco near Mariposa Street (Waterfront Street); San Francisco Comment
  JEPS59023  Cotula australis John Thomas Howell 1958-5-17 33029 San Francisco East of Band Concourse, Golden Gate Park, San Francisco Comment
  JEPS59102  Carduus pycnocephalus subsp. pycnocephalus J. Thomas Howell 1940-6-4 San Francisco on the marina, San Francisco San Francisco Marina Comment
  NY37723  Clarkia franciscana J. T. Howell 1956-7-2 31668 San Francisco This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  POM203652  Horkelia californica J. T. Howell 1933-7-9 11437 San Francisco Hills S of Visitacion Valley, San Francisco Comment
  POM203658  Microseris lindleyi J. T. Howell 1933-5-23 11328 San Francisco West of Sutro Forest Comment
  POM204451  Malva sylvestris J. T. Howell 1933-5-25 11341 San Francisco The marina Comment
  POM225837  Cirsium occidentale var. occidentale J. T. Howell 1932-11-18 10863 San Francisco Between Fort Point and Lobos Creek, Presidio, San Francisco Comment
  POM226103  Cryptantha leiocarpa J. T. Howell 1933-5-7 11219 San Francisco Above Marine Hospital, Presidio, San Francisco. Comment
Read comments Sep 7 2010
  POM226234  Heterotheca sessiliflora var. bolanderioides J. T. Howell 1933-7-9 11435 San Francisco Hills S of Visitacion Valley, San Francisco Comment
  POM230039  Sisymbrium orientale J. T. Howell 1937-8-13 s.n. San Francisco San Francisco on Masonic Ave at Geary. Comment
  POM260397  Sisymbrium orientale J. T. Howell 1940-5-27 s.n. San Francisco Masonic Ave, near Geary St. Comment
  POM273082  Euphorbia helioscopia J. T. Howell 1946-4-5 21595 San Francisco Deserted vegetable garden, SE slope of Twin Peaks Comment
  POM273084  Malva nicaeensis J. T. Howell 1946-5-16 21900 San Francisco weed of waste ground, Van Ness Ave at Fort Mason Comment
  POM273986  Sisymbrium orientale J. T. Howell 1946-5-11 21759 San Francisco Duboce and Market streets, San Francisco. Comment
  POM302994  Castilleja affinis J. T. Howell 1933-5-23 11325 San Francisco West of Sutro Forest. Comment
  POM303618  Gnaphalium luteoalbum J. T. Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park Comment
  RSA0008535  Lessingia germanorum John T. Howell 1931-9-29 8126 San Francisco Presidio, San Francisco. Comment
  RSA0026051  Mirabilis jalapa J. T. Howell 1957-10-3 32983 San Francisco North base of Lone Mountain. Comment
  RSA0028825  Conicosia elongata J. T. Howell 1943-10-30 19337 San Francisco East of Lake Merced 15 Comment
  RSA0059780  Convolvulus subacaulis John Thomas Howell 1937-5-23 13001 San Francisco Presidio, San Francisco. Comment
  RSA0060026  Clarkia franciscana J. T. Howell 1956-7-2 s.n. San Francisco Presidio. Comment
  RSA0070928  Orobanche robbinsii John Thomas Howell 1930-9-7 5460 San Francisco Land's End, San Francisco. Comment
  RSA0079899  Carex brevicaulis John Thomas Howell 1938-4-12 13766 San Francisco Lake Merced, San Francisco. Comment
  RSA0089721  Amsinckia J. T. Howell 1933-5-16 11294 San Francisco Golden Gate Park. Comment
  RSA0091067  Amsinckia spectabilis var. spectabilis J. T. Howell 1933-5-5 11209 San Francisco Presidio, San Francisco. Comment
  RSA0096945  Dichondra donelliana J. T. Howell 1957-5-22 32393 San Francisco Bayview Hills. Comment
  RSA0097319  Paronychia franciscana J. T. Howell 1957-10-6 32992 San Francisco Bernal Heights, San Francisco. Comment
  RSA0097865  Spergularia bocconi J. T. Howell 1956-4-22 31252 San Francisco Aquatic Park, San Francisco. Comment
  RSA127307  Cirsium vulgare J. T. Howell 1956-8-19 31781 San Francisco Third Street near Paul Ave. Comment
  RSA128334  Bromus stamineus J. T. Howell 1952-6-2 28319 San Francisco California St. near Presidio Av., San Francisco. Comment
  RSA133281  Bassia hyssopifolia J. T. Howell 1958-6-26 7279 San Francisco Vacant lot at intersection of Davidson Ave. and 3rd St. Alt.; San Francisco. 0 Comment
  RSA201396  Phytolacca heterotepala J. T. Howell 1959-8-28 34602 San Francisco Vacant lot, Geary Street between Gough and Franklin Streets, San Francisco. Comment
  RSA201410  Amsinckia intermedia J. T. Howell 1933-5-3 11207 San Francisco Visitation Valley. Comment
  RSA201411  Chenopodium album J. T. Howell 1956-10-28 31932 San Francisco Mountain Lake, Presidio; San Francisco. Comment
  RSA201413  Phalaris aquatica J. T. Howell 1959-8-31 34603 San Francisco Lombard and divisidero streets Comment
  RSA201414  Polygonum aviculare subsp. aviculare J. T. Howell 1957-6-16 32667 San Francisco Third and Davidson streets. Comment
  RSA201430  Conyza bilbaoana J. T. Howell 1956-10-21 31923 San Francisco Waste ground along Islais Creek, E of Third Street Comment
  RSA201472  Matricaria occidentalis J. T. Howell 1957-6-16 32655 San Francisco Third and Davidson streets. Comment
  RSA209481  Epilobium brachycarpum J. T. Howell 1956-8-19 31778 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco. Comment
  RSA209518  Epilobium brachycarpum J. T. Howell 1956-8-19 31783 San Francisco Third St near Paul Ave. Comment
  RSA209842  Epilobium brachycarpum J. T. Howell 1956-9-2 31829 San Francisco Northeast end of Lake Merced. Comment
  RSA215885  Ambrosia psilostachya J. T. Howell 1956-8-19 31776 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco. Comment
  RSA215887  Trifolium macraei J. T. Howell 6890 San Francisco Southwestern part of Lake Merced. Comment
  RSA215892  Trifolium bifidum var. decipiens J. T. Howell 1957-5-22 32403 San Francisco North side of Bayview Hills. Comment
  RSA215896  Polygonum argyrocoleon J. T. Howell 1957-6-16 32640 San Francisco Third and Davidson streets. Comment
  RSA215897  Artemisia douglasiana J. T. Howell 1957-11-13 33009 San Francisco Along railroad tracks, Embarcadero at Front Street Comment
  RSA215901  Azolla filiculoides John Thomas Howell 1956-8-26 31805 San Francisco Pine Lake, San Francisco Comment
  RSA215907  Crassula connata J. T. Howell 1957-5-28 s.n. San Francisco W side of Lone Mountain. Comment
  RSA215910  Equisetum X ferrissii J. T. Howell 1956-4-22 31291 San Francisco Between Larkin and Hyde Streets on Bay Street. Comment
  RSA215916  Sagina quitensis J. T. Howell 1954-5-4 29195 -A San Francisco Polk Street at Filbert Street, San Francisco. Comment
  RSA215917  Helianthus annuus subsp. lenticularis J. T. Howell 1957-9-22 32969 San Francisco In waste ground, north base of Telegraph Hill, San Francscio. Comment
  RSA215930  Sagina maxima subsp. crassicaulis J. T. Howell 1957-6-8 32571 San Francisco San Francisco County: Golden Gate Park on cross park blvd Comment
  RSA215934  Polygonum punctatum J. T. Howell 1956-8-26 31799 San Francisco Shallow water of Pine Lake Comment
  RSA215935  Polygonum persicaria J. T. Howell 1956-10-21 31924 San Francisco Waste ground along Islais Creek, E of Third Street Comment
  RSA215938  Trifolium fucatum var. fucatum J. T. Howell 1957-5-6 s.n. San Francisco Hunters Point, San Francisco Comment
  RSA215946  Cynodon dactylon J. T. Howell 1956-11-4 s.n. San Francisco Waterfront Comment
  RSA215949  Amaranthus retroflexus J. T. Howell 1957-7-28 32836 San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA215952  Amaranthus hybridus J. T. Howell 1957-9-22 32972 San Francisco Embarcadero at Montgomery St. Comment
  RSA215962  Amaranthus powellii J. T. Howell 1957-7-28 32837 San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA215963  Amaranthus albus J. T. Howell 1956-7-1 31653 San Francisco Embarcadero and Vallejo Street Comment
  RSA215968  Sonchus oleraceus J. T. Howell 1957-6-16 32668 San Francisco Third and Davidson streets. Comment
  RSA215972  Atriplex rosea J. T. Howell 1957-7-28 s.n. San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA215974  Leontodon nudicaulis J. T. Howell 1957-7-18 32816 San Francisco Palace of Honor, Lincoln Park, San Francisco. Comment
  RSA215980  Limonium otolepis J. T. Howell 1957-6-16 32628 San Francisco Salt marsh, E end of Marin street. Comment
  RSA215987  Microseris bigelovii J. T. Howell 1956-5-6 31348 San Francisco Sierra and 22nd streets, San Francisco Comment
  RSA216120  Potamogeton foliosus J. T. Howell 1957-8-15 32894 a San Francisco Ponds in strybing Arboretum, Golden Gate Park, San Francisco County Comment
  RSA216132  Elodea canadensis J. T. Howell 1956-9-9 31870 San Francisco West end of north arm of Lake Merced Comment
  RSA216142  Atriplex subspicata J. T. Howell 1956-11-4 31953 San Francisco Salt marsh, east end of Marin Street. Comment
  RSA216152  Eleocharis palustris J. T. Howell 1956-10-28 31946 San Francisco Mountain Lake, Presidio; San Francisco. Comment
  RSA216189  Selaginella kraussiana John Thomas Howell 1969-7-6 45866 San Francisco Fort Mason, San Francisco. Comment
Read comments Jun 10 2012
  RSA217933  Erodium moschatum J. T. Howell 1957-11-3 33007 San Francisco Waste ground, Embarcadero at Front Street, San Francisco. Comment
  RSA217953  Malva parviflora J. T. Howell 1957-6-16 32636 San Francisco Third and Davidson streets. Comment
  RSA217954  Lycopersicon esculentum J. T. Howell 1956-9-30 31899 San Francisco Waterfront St., near Mission Rock Terminal, San Francisco. Comment
  RSA217960  Lamium amplexicaule J. T. Howell 1957-7-16 32089 San Francisco Pine Street and Presidio Avenue, San Francisco. Comment
  RSA217966  Beta vulgaris J. T. Howell 1956-10-21 31913 San Francisco Area bordering bay just N of Bayview Hills. Comment
  RSA217971  Atriplex semibaccata J. T. Howell 1957-7-28 32842 San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA217972  Bassia hyssopifolia J. T. Howell 1956-6-3 31466 San Francisco Waste ground at east end of Shafter Street, S of Hunters Point, San Francisco. Comment
  RSA217976  Atriplex serenana J. T. Howell 1957-7-28 32849 San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA218002  Lotus heermannii J. T. Howell 1956-9-9 31854 San Francisco SE end of Lake Merced. Comment
  RSA218003  Lotus corniculatus J. T. Howell 1956-7-1 31636 San Francisco Embarcadero and Front Street. Comment
  RSA218008  Vicia angustifolia J. T. Howell 1956-4-22 31263 San Francisco San Francisco. Waste ground near Fishermans Wharf. Comment
  RSA218011  Tetragonia tetragonoides J. T. Howell 1956-5-6 31354 San Francisco Sierra and Missouri streets Comment
  RSA219983  Cichorium endivia J. T. Howell 1956-9-30 31891 San Francisco Waste ground at Vallejo and Front Streets, San Francisco Comment
  RSA219995  Lactuca serriola J. T. Howell 1956-8-19 31775 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco. Comment
  RSA219997  Lactuca serriola J. T. Howell 1956-7-15 31684 San Francisco Waterfront Street, near Mission Rock Terminal, San Francisco. Comment
  RSA220000  Centaurea diluta J. T. Howell 1956-8-19 31782 San Francisco Third St near Paul Ave. Comment
  RSA220023  Medicago polymorpha J. T. Howell 31255 San Francisco Aquatic Park Comment
  RSA220030  Medicago polymorpha J. T. Howell 1957-7-28 32846 San Francisco Third and Davidson Streets, San Francisco. Comment
  RSA220035  Melilotus officinalis J. T. Howell 1956-4-22 31266 San Francisco Embarcadero and Powell Street. Comment
  RSA220041  Conyza canadensis J. T. Howell 1956-8-19 31777 San Francisco Waterfront St. near Mission Rock Terminal, San Francisco. Comment
  RSA220043  Erigeron bonariensis J. T. Howell 1957-6-30 s.n. San Francisco Potrero Avenue and Army St., near Islais Creek, San Francisco Comment
  RSA220044  Ageratina adenophora John T. Howell 1956-4-22 31251 San Francisco Polk street near Filbert street Comment
  RSA220073  Cichorium intybus J. T. Howell 1956-11-4 31951 San Francisco Waste ground, east end of Army Street, San Francisco Comment
  RSA220080  Madia gracilis J. T. Howell 1957-6-16 32665 San Francisco Third and Davidson streets. Comment
  RSA223357  Kochia scoparia J. T. Howell 1956-9-30 31898 San Francisco Waterfront St., near Mission Rock Terminal, San Francisco. Comment
  RSA223368  Salicornia virginica J. T. Howell 1956-9-30 31908 San Francisco Salt marsh at east end of Marin Street. San Francisco. Comment
  RSA223378  Sherardia arvensis J. T. Howell 1956-7-29 31728 San Francisco McLaren Park. Comment
  RSA223600  Gnaphalium microcephalum J. T. Howell 1956-9-9 31855 San Francisco SE end of Lake Merced, San Francisco. Comment
  RSA223603  Gnaphalium ramosissimum J. T. Howell 1956-9-2 31832 San Francisco Northeast end of Lake Merced. Comment
  RSA223612  Carduus pycnocephalus J. T. Howell 1956-4-22 31274 San Francisco Base of north cliffs of Telegraph Hill, San Francisco Comment
  RSA223614  Aesculus californica J. T. Howell 1957-7-28 32822 San Francisco 23rd Street station of southern pacific, San Francisco. Comment
Read comments Dec 1 2011
  RSA223621  Trifolium microdon J. T. Howell 32532 San Francisco North side of Lone Mountain Comment
  RSA223630  Linum usitatissimum J. T. Howell 1956-4-29 31306 San Francisco Embarcadero at First and Townsend Streets. Comment
  RSA223636  Hypericum perforatum J. T. Howell 1956-6-3 31460 San Francisco Embarcadero and Front Street Comment
  RSA223640  Hordeum murinum subsp. glaucum J. T. Howell 1956-8-4 31744 San Francisco S. Van Ness Ave. at Market St. Comment
  RSA223642  Myriophyllum sibiricum J. T. Howell 1956-9-2 s.n. San Francisco Northeast end of Lake Merced. Comment
  RSA223652  Ambrosia confertiflora Donna Howell 1956-11-4 31948 San Francisco Waste ground, Waterfront Street, near Mission Rock, Terminal. Comment
  RSA223676  Chamaesyce maculata J. T. Howell 1956-7-1 31641 San Francisco Front and Vallejo Streets. Comment
  RSA223677  Anthriscus caucalis J. T. Howell 1957-6-17 32689 San Francisco Presidio, along south wall Comment
  RSA223679  Brassica rapa J. T. Howell 1956-5-12 31370 San Francisco Marin St., near Third, San Francisco. Comment
  RSA223680  Lepidium virginicum J. T. Howell 1956-10-28 31936 San Francisco Mountain Lake, Presidio; San Francisco. Comment
  RSA223682  Oxalis incarnata J. T. Howell 1956-4-29 31314 San Francisco Garden escape along Montgomery St at Montague St, Telegraph hill. Comment
  RSA223683  Oxalis rubra J. T. Howell 1956-7-15 31675 San Francisco Stewart Street and Embarcadero, San Francisco Comment
  RSA223684  Oxalis corniculata J. T. Howell 1957-8-4 32853 San Francisco San Francisco. East end of Golden Gate Park. Comment
  RSA223685  Descurainia sophia J. T. Howell 1957-6-16 32633 San Francisco Third and Davidson streets. Comment
  RSA223687  Brassica oleracea J. T. Howell 1957-6-16 32656 San Francisco Third and Davidson streets. Comment
  RSA223688  Sisymbrium orientale J. T. Howell 1957-6-16 32631 San Francisco Third and Davidson streets. Comment
  RSA224253  Schoenoplectus californicus J. T. Howell 1956-8-26 31802 San Francisco Pine Lake, San Francisco Comment
  RSA224287  Phacelia humilis var. humilis J. T. Howell 1956-7-15 31677 San Francisco Waterfront Street, near Mission Rock Terminal, San Francisco. Comment
  RSA224297  Claytonia perfoliata J. T. Howell 1956-5-6 31357 San Francisco Sierra and Missouri streets Comment
  RSA224298  Claytonia perfoliata J. T. Howell 1957-5-6 32188 San Francisco Evans Street, Hunters Point Comment
  RSA224305  Parietaria judaica J. T. Howell 1956-4-22 31256 San Francisco San Francisco. Waste ground near Fisherman's Wharf. Comment
  RSA224306  Parietaria judaica J. T. Howell 1956-7-1 31632 San Francisco City of San Francisco. Bay Street near Columbus Avenue. Comment
  RSA224308  Urtica dioica subsp. holosericea J. T. Howell 1956-10-28 31939 San Francisco Mountain Lake, Presidio; San Francisco. Comment
  RSA224313  Lupinus polycarpus J. T. Howell 1956-4-22 31287 San Francisco Embarcadero at Vallejo St. Comment
  RSA224314  Lupinus variicolor J. T. Howell 1957-5-5 32179 San Francisco Sierra and 22nd Sts. Comment
  RSA224335  Amaranthus powellii J. T. Howell 1957-6-16 32652 San Francisco Third and Davidson streets. Comment
  RSA244731  Tanacetum camphoratum J. T. Howell 1972-9-6 s.n. San Francisco Just S of the Cliff House. San Francisco. Comment
  RSA26555  Phacelia distans J. T. Howell 1929-6-16 4310 San Francisco Near Lincoln Park, San Francisco. Comment
  RSA26562  Phacelia distans J. T. Howell 1925-4-18 963 San Francisco Between Land s End and Cliff House. Comment
  RSA32132  Euphorbia helioscopia J. T. Howell 1946-4-5 21595 San Francisco Twin Peaks. Comment
  RSA40166  Gnaphalium luteoalbum J. T. Howell 1943-6-29 18243 San Francisco Concert Valley, Golden Gate Park Comment
  RSA54047  Poa trivialis J. T. Howell 1948-5-7 24296 San Francisco Jackson St. Comment
  RSA551256  Conyza floribunda J. T. Howell 1989-11-14 s.n. San Francisco Geary and 24th Ave, Weed next to gas station Comment
  RSA75939  Phacelia malvifolia J. T. Howell 1929-6-16 4312 San Francisco Near Point Lobos. Comment
  RSA7690  Lavatera cretica J. T. Howell 1953-5-25 11342 San Francisco The marina Comment
Read comments Jul 29 2013
  RSA77185  Malva nicaeensis J. T. Howell 1946-5-16 21900 San Francisco weed of waste ground, Van Ness Ave at Fort Mason Comment
  RSA88377  Bromus stamineus J. T. Howell 1953-6-2 29056 San Francisco Jackson Street, San Francisco Comment
  RSA93011  Lasthenia californica J. T. Howell 1933-5-24 11340 San Francisco Point Lobos, San Francisco. Comment
  RSA94924  Cirsium andrewsii J. T. Howell 1933-7-9 11424 San Francisco Lake Merced Comment
  RSA97601  Bromus maritimus J. T. Howell 1946-5-2 21698 San Francisco Sunset Heights Comment
  SBBG115729  Trifolium fragiferum J. T. Howell 1978-5-25 San Francisco W side of Van Ness Ave between Hayes and Grove Sts, San Francisco Comment
  SBBG28767  Cryptantha leiocarpa J. T. Howell 1933-5-7 11219 San Francisco above Marine Hospital, Presidio, San Francisco Comment
  SBBG29149  Persicaria lapathifolia J. T. Howell 1931-9-29 8125 San Francisco highwater mark of Mtn Lake, Presidio, San Francisco Comment
  SBBG29845  Sisymbrium orientale J. T. Howell 1946-5-11 21759 San Francisco Duboce and Market Streets, San Francisco Comment
  SBBG29868  Sisymbrium orientale J. T. Howell 1940-5-27 San Francisco Masonic Ave and Geary St, San Francisco Comment
  SBBG29991  Malva pseudolavatera J. T. Howell 1933-5-25 11342 San Francisco The Marina Comment
  SBBG30045  Malva nicaeensis J. T. Howell 1946-5-16 21900 San Francisco Van Ness Avenue at Fort Mason, San Francisco Comment
  SBBG39712  Amsinckia intermedia J. T. Howell 1933-5-3 11207 San Francisco Visitacion Valley, San Francisco Comment
  SD71026  Matricaria occidentalis John Thomas Howell 1957-6-16 32655 San Francisco Third and Davidson streets, San Francisco Comment
  SD71032  Erigeron sumatrensis John Thomas Howell 1956-10-21 31923 San Francisco San Francisco, waste ground along Islais Creek, east of third street Comment
  SD71049  Phytolacca heterotepala John Thomas Howell 1959-8-28 34602 San Francisco Geary Street between Gough and Franklin streets, San Francisco. Comment
  SD71396  Amsinckia intermedia John Thomas Howell 1933-5-3 11207 San Francisco San Francisco, Visitacion Comment
  SD71431  Chenopodium album John Thomas Howell 1956-10-28 San Francisco Presidio: mountain lake; high water line on sandy beach. Comment
  SEINET10486151  Lupinus polycarpus John Thomas Howell 1957-5-5 Howell 32176 San Francisco Serpentine slope, sierra and 22nd streets. San francisco. Comment
  SEINET10520185  Bromus carinatus John Thomas Howell 1963-5-12 Howell 39264 San Francisco Sidewald weed, Steiner St. near Vallejo St. Comment
  SEINET10605894  Bromus stamineus John Thomas Howell 1957-5-5 Howell 32170 San Francisco 22nd and Indiana waste. Comment
  SEINET10649721  Carex densa John Thomas Howell 1957-5-17 Howell 32270 San Francisco Bayview Hills. Comment
  SEINET10750020  Carex subbracteata John Thomas Howell 1957-5-28 Howell 32516 San Francisco Northwest side of Lone Mt. (Cited: Fl. S.F., p. 46.) Comment
  SEINET10752418  Carex brevicaulis John Thomas Howell 1956-6-10 Howell 31549 San Francisco North slope of Bay View Hills. Comment
  SEINET10870952  Lupinus arboreus John Thomas Howell 1956-9-2 Howell 31840 San Francisco Ne end of lake merced Comment
  SEINET10903513  Lupinus variicolor John Thomas Howell 1956-6-5 Howell 31497 San Francisco North slope of bayview hills. Comment
  SEINET12519215  Amsinckia kelloggii John T. Howell 1933-1 11209 San Francisco Presidio Comment
  SEINET12564281  Oenothera rosea John Thomas Howell 1958-1 33024 San Francisco On Greenich St. between Polk & Larkin Streets. Russian Hill. Comment
  SEINET3916093  Agrostis avenacea John Thomas Howell 1957-6-16 32643 San Francisco San Francisco. Third and Davidson streets.; 0 Comment
  SEINET3916278  Agrostis exarata var. pacifica John Thomas Howell 1957-6-11 32587 San Francisco San Francisco. North slope of Lone Mt.; 0 Comment
  SEINET3923306  Bromus stamineus John Thomas Howell 1957-6-11 32580 San Francisco North slope of Lone Mountain.; 0 Comment
  SEINET5337059  Polycarpon tetraphyllum J. T. Howell 1975-10-17 s.n. San Francisco San Francisco Comment
  SEINET5507050 Image available Cirsium andrewsii John Thomas Howell 1933-7-9 11424 San Francisco Lake Merced, San Francisco Comment
  SEINET7248018  Malva pseudolavatera John Thomas Howell 1945-1 20913 A San Francisco Cf. Leafl. West. Bot. 1:173, Strybing Arboretum, Golden Gate Park. Comment
  SEINET7552667 Image available Carex brevicaulis John Thomas Howell 1938-4-12 s.n. San Francisco Lake Merced; San Francisco Comment
  SEINET7552669 Image available Carex brevicaulis John Thomas Howell 1956-6-10 s.n. San Francisco North Slope of Bay View Hills Comment
  SEINET7836945 Image available Conyza floribunda J. T. Howell 1975-9-10 51506 San Francisco Main St. between Mission and Market streets, San Francisco Comment
  UC473577  Polygonum lapathifolium John Thomas Howell 1931-9-29 8125 San Francisco Mountain Lake San Francisco, Presidio (along highwater mark) Comment
  UC517462  Cryptantha leiocarpa John Thomas Howell 1933-5-7 11219 San Francisco above Marine Hospital; Presidio Comment
  UC517477  Lavatera cretica John Thomas Howell 1933-5-25 11342 San Francisco The Marina San Francisco (San Francisco); , The Marina Comment
  UC517478  Malva sylvestris John Thomas Howell 1933-5-25 11341 San Francisco San Francisco, The Marina San Francisco; , The Marina Comment
  UC710602  Pseudognaphalium luteoalbum John Thomas Howell 1943-6-29 18243 San Francisco Concert Valley Golden Gate Park, Concert Valley Comment
  UCD115561  Sisymbrium irio John Thomas Howell 1981-3-8 53931 San Francisco at site of former airport bus depot adjacent to Hilton Hotel, corner of O'Farrell and Taylor Streets in San Francisco. Comment
  UCD115608  Sisymbrium orientale John Thomas Howell 1940-5-27 s.n. San Francisco Masonic Avenue, Geary Boulevard in San Francisco. Comment
  UCD115609  Sisymbrium orientale John Thomas Howell 1946-5-11 21759 San Francisco Duboce and Market streets in San Francisco. Comment
  UCD115858  Lepidium pinnatifidum John Thomas Howell 1956-6-3 31465 San Francisco Embarcadero and Townsend St. Comment
  UCD116482  Reseda alba John Thomas Howell 1957-5-5 32158 San Francisco 6th and Harrison Streets. Comment
  UCD116599  Malva nicaeensis John Thomas Howell 1946-5-16 21900 San Francisco Van Ness Avenue at Fort Mason, San Francisco. Comment
  UCD118928  Amsinckia davyi John Thomas Howell 1933-5-16 11294 San Francisco Golden Gate Park, San Francisco. Comment
  UCD121913  Galium saxatile John Thomas Howell 1960-7-7 35483 San Francisco California Historical Society Headquarters, 2090 Jackson St. Comment
  UCD124394  Plantago coronopus John Thomas Howell 1956-4-22 31290 San Francisco San Francisco. Embarcadero at Vallejo Street. Comment
  UCD126845  Solanum furcatum John Thomas Howell 1974-7-28 50611 San Francisco at building project, corner of Gough and McAllister streets, San Francisco. Comment
  UCD131894  Erigeron floribundus John Thomas Howell 1956-10-21 31923 San Francisco along Islais Creek, east of Third Street, San Francisco. Comment
  UCD131895  Erigeron floribundus John Thomas Howell 1975-9-10 51506 San Francisco Main St, between Market and Mission streets. Comment
  UCD133506  Lactuca sativa John Thomas Howell 1950-10-3 27467 San Francisco along Bayshore Highway, San Francisco. Comment
  UCD134450  Matricaria occidentalis John Thomas Howell 1957-6-16 32655 San Francisco Third and Davidson Streets. Comment
  UCD135083  Pseudognaphalium luteoalbum John Thomas Howell 1943-6-20 18243 San Francisco Concert Valley, Golden Gate Park, San Francisco. Comment
  UCD138609  Allium triquetrum John Thomas Howell 1954-4-15 s.n. San Francisco San Francisco. Comment
  UCD142396  Euphorbia helioscopia John Thomas Howell 1946-4-5 21595 San Francisco Southeast slope of Twin Peaks. Comment
  UCD162085  Salpichroa origanifolia John Thomas Howell 1945-7-23 21332 San Francisco San Francisco. Golden Gate Park. Comment
  UCD60214  Bromus catharticus var. elatus John Thomas Howell 1953-6-2 29056 San Francisco Jackson Street. Comment
  UCD87552  Nassella pulchra John Thomas Howell 1977-5-29 52363 San Francisco Fillmore and McAllister streets, San Francisco. Comment
  UCD88140  Phalaris aquatica John Thomas Howell 1959-8-31 34603 San Francisco San Francisco. Lombard and Divisidero Street. Comment
  UCD89689  Piptatherum miliaceum John Thomas Howell 1943-8-16 19309 San Francisco SE corner Filbert and Vanness Ave. Comment
  UCD94777  Vulpia myuros John Thomas Howell 1957-5-26 32444 San Francisco north base of Loen Mountain. Comment
  UCD95120  Fumaria capreolata John Thomas Howell 1980-9-25 53901 San Francisco in city of San Francisco; along path between the Conservatory and Fuschia Garden, Golden Gate Park. Comment
  UCD97226  Amaranthus hybridus John Thomas Howell 1957-9-22 s.n. San Francisco Embarcadero. Comment
  UCD97769  Chenopodium album John Thomas Howell 1957-6-16 32661 San Francisco Third and Davidson Streets. Comment
  UCD98428  Phytolacca heterotepala John Thomas Howell 1959-8-28 34602 San Francisco Geary Street between Gough and Franklin streets, San Francisco. Comment
  UCD99132  Silene John Thomas Howell 1972-4-19 48673 San Francisco San Francisco. Comment
  UCSB7181  Pseudognaphalium luteoalbum Howell, John 1943-6-29 San Francisco Concert Valley, Golden State Park, San Francisco Comment



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