Search Results — 364 specimen records retrieved (343 records with coordinates)
Results for search: County=SAN DIEGO; 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC100175  Bebbia juncea var. aspera John Thomas Howell 1927-11-25 3223 San Diego n. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC100671  Chaenactis glabriuscula var. orcuttiana John Thomas Howell 1927-8-6 2941 San Diego between Oceanside and Cardiff-by-the-Sea Comment
  CAS-BOT-BC101365  Corethrogyne filaginifolia John Thomas Howell 1927-8-6 2953 San Diego North slope in Rose [Canon] Canyon, east of La Jolla 45 Comment
  CAS-BOT-BC101366  Corethrogyne filaginifolia John Thomas Howell 1927-8-6 2946 San Diego under the Torrey Pines, south of Del Mar 30 Comment
  CAS-BOT-BC101373  Corethrogyne filaginifolia John Thomas Howell 1927-11-27 3266 San Diego 12 miles s. of Warner's Hot Springs 822 Comment
  CAS-BOT-BC101826  Agave deserti John Thomas Howell 1927-11-26 3243 San Diego San Felipe Wash about half way between Borrego Valley and Yaqui Well, eastern San Diego Co. Comment
  CAS-BOT-BC101850  Agave deserti John Thomas Howell 1927-11-26 3243 San Diego soil of San Felipe Wash, half way from Borrego Valley to Yaqui Well, w. Colorado Desert Comment
  CAS-BOT-BC102491  Yucca schidigera John Thomas Howell 1927-8-7 2973 San Diego 1 mile north of Tecate 609 Comment
  CAS-BOT-BC123988  Euphorbia parishii John Thomas Howell 1928-3-24 3488 San Diego Near Palm Wash, western Colorado Desert Comment
  CAS-BOT-BC130972  Deinandra floribunda John Thomas Howell 1930-11-6 s.n. San Diego 0.7 mile north of Potrero P.O. Comment
  CAS-BOT-BC131444  Encelia frutescens John Thomas Howell 1928-3-24 3511 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC135084  Phoradendron californicum John Thomas Howell 1927-11-26 3239 San Diego Central Borrego valley, W Colorado Desert 182 Comment
  CAS-BOT-BC13629  Ambrosia acanthicarpa J. T. Howell 1927-11-25 3215 San Diego Central part of Borrego Valley 182 Comment
  CAS-BOT-BC137620  Aristida adscensionis John Thomas Howell 1928-3-24 3501 San Diego Near Palm Wash, west Colorado Desert. Comment
  CAS-BOT-BC137622  Aristida adscensionis John Thomas Howell 1977-3-11 52347 San Diego Anza Borrego Desert State Park. Southeast of Agua Caliente. Comment
  CAS-BOT-BC140305  Adenostoma sparsifolium John Thomas Howell 1927-8-7 2978 San Diego Along the road between Campo and Buckman Springs 914 Comment
  CAS-BOT-BC147698  Cercocarpus betuloides var. betuloides John Thomas Howell 1977-3-9 52316 San Diego North of Escondido on highway to Temecula Comment
  CAS-BOT-BC147707  Cercocarpus betuloides var. betuloides John Thomas Howell 1927-8-7 2971 San Diego Near junction of Campo and Tecate Roads 609 Comment
  CAS-BOT-BC149329  Bromus arizonicus John Thomas Howell 1956-3-19 31115 San Diego San Diego. 13th and C Streets. Comment
  CAS-BOT-BC14976  Pogogyne nudiuscula John Thomas Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego Comment
  CAS-BOT-BC15024  Pogogyne nudiuscula John Thomas Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego Comment
  CAS-BOT-BC150887  Diplacus puniceus John Thomas Howell 1927-8-6 2954 San Diego North slope in Rose [Canon] Canyon, east of La Jolla 45 Comment
  CAS-BOT-BC150888  Diplacus puniceus John Thomas Howell 1930-5-11 4861 San Diego Pala summit on road to Temecula Comment
  CAS-BOT-BC152116  Diplacus X australis John Thomas Howell 1930-5-11 4848 San Diego Canyon of the San Luis Rey River, 5 miles below Henshaw Dam Comment
  CAS-BOT-BC154425  Phacelia ramosissima var. latifolia John Thomas Howell 1931-6-4 6637 San Diego 5 miles s. of Fallbrook Comment
  CAS-BOT-BC156279  Bromus catharticus John Thomas Howell 1956-3-19 31116 San Diego San Diego. 13th and C Streets. Comment
  CAS-BOT-BC159111  Phacelia ramosissima var. latifolia John Thomas Howell 1931-6-4 6638 San Diego Brushy hillside, 5 miles s. of Fallbrook Comment
  CAS-BOT-BC160094  Eremothera boothii subsp. condensata John Thomas Howell 1928-3-24 3503 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC160097  Eremothera boothii subsp. condensata John Thomas Howell 1928-3-24 3503 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC160754  Chylismia claviformis subsp. peirsonii John Thomas Howell 1928-3-24 3520 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC163899  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1931-6-4 6640 San Diego 2 miles n. of Fallbrook Comment
  CAS-BOT-BC168299  Atriplex canescens var. canescens John Thomas Howell 1927-11-27 3275 San Diego Aguanga, in the arid hills of interior San Diego Co. 609 Comment
  CAS-BOT-BC168319  Atriplex canescens var. laciniata John Thomas Howell 1927-11-26 3240 San Diego Central Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC170246  Atriplex hymenelytra John Thomas Howell 1928-3-24 3517 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC170715  Larrea tridentata John Thomas Howell 1927-11-25 3234 San Diego N. Borrego Valley, W. Colorado Desert 243 Comment
  CAS-BOT-BC170811  Mentzelia hirsutissima John Thomas Howell 1977-3-11 52340 San Diego Southeast of Aqua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC176573  Atriplex polycarpa John Thomas Howell 1977-3-11 52356 San Diego Vallecito Creek flats nw. of Agua Caliente Comment
  CAS-BOT-BC176574  Atriplex polycarpa John Thomas Howell 1927-11-25 3211 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC176575  Atriplex polycarpa John Thomas Howell 1927-11-25 3211 San Diego Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC176577  Atriplex polycarpa John Thomas Howell 1927-11-25 3211 San Diego Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC178590  Vulpia myuros var. myuros John Thomas Howell 1956-3-19 31113 San Diego Lakeside Comment
  CAS-BOT-BC180955  Cneoridium dumosum John Thomas Howell 1927-8-7 2965 San Diego Near Dulzura Ranch on road to Campo 335 Comment
  CAS-BOT-BC185716  Vulpia myuros subsp. megalura John Thomas Howell 1956-3-19 31112 San Diego Lakeside Comment
  CAS-BOT-BC191274  Chorizanthe fimbriata var. fimbriata John Thomas Howell 1931-6-4 6634 San Diego Mesas, 10 miles E of San Diego Comment
  CAS-BOT-BC191860  Chorizanthe corrugata John Thomas Howell 1928-3-24 3497 San Diego near Palow Wash, W Colorado Desert Comment
  CAS-BOT-BC195695  Distichlis spicata John Thomas Howell 1977-3-11 52349 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC196886  Xylococcus bicolor John Thomas Howell 1977-3-9 52317 San Diego North of Escondido on highway to Temecula Comment
  CAS-BOT-BC196912  Xylococcus bicolor John Thomas Howell 1927-8-7 2964 San Diego Several mile se. of Dulzura Ranch on road to Campo 335 Comment
  CAS-BOT-BC202982  Simmondsia chinensis John Thomas Howell 1927-8-7 2968 San Diego Cottonwood Creek Valley 457 Comment
  CAS-BOT-BC202985  Simmondsia chinensis John Thomas Howell 1927-8-7 2968 San Diego On road to Campo as it drops into Cottonwood Creek Valley 457 Comment
  CAS-BOT-BC203366  Hibiscus denudatus John Thomas Howell 1927-11-25 3221 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC204806  Acmispon argophyllus var. argophyllus John Thomas Howell 1930-5-11 4851 San Diego Canyon of San Luis Rey River, 5 miles below Henshaw Dam Comment
  CAS-BOT-BC207151  Argythamnia lanceolata John Thomas Howell 1927-11-25 3224 San Diego N. Borrego Valley, W. Colorado Desert 243 Comment
  CAS-BOT-BC216606  Lupinus excubitus subsp. hallii John Thomas Howell 1930-5-11 4859 San Diego Pala Summit on road to Temecula Comment
  CAS-BOT-BC217739  Fouquieria splendens subsp. splendens John Thomas Howell 1928-3-24 3522 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC217740  Fouquieria splendens subsp. splendens John Thomas Howell 1927-11-25 3218 San Diego Northern Borego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC217741  Fouquieria splendens subsp. splendens John Thomas Howell 1927-11-25 3218 San Diego Upper Borego Valley, w. Colorado Desert Comment
  CAS-BOT-BC219826  Hyptis emoryi John Thomas Howell 1977-3-11 52328 San Diego NE. of Yaqui Pass on road to Borrego Springs Comment
  CAS-BOT-BC219832  Hyptis emoryi John Thomas Howell 1927-11-25 3219 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC220098  Monardella breweri subsp. microcephala John Thomas Howell 1927-8-7 2975 San Diego Between Campo and Buckman Springs 914 Comment
  CAS-BOT-BC220763  Salvia clevelandii John Thomas Howell 1927-8-6 2952 San Diego Near the highway on the mesa south of Torrey Pine [Pines] Park 91 Comment
  CAS-BOT-BC223290  Sanicula bipinnatifida John Thomas Howell 1930-5-11 4843 San Diego Henshaw Dam Comment
  CAS-BOT-BC224598  Cuscuta californica var. papillosa John Thomas Howell 1927-11-25 3232 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC231476  Lycium brevipes var. brevipes John Thomas Howell 1927-11-25 3210 San Diego Central part of Borrego Valley, western Colorado Desert Comment
  CAS-BOT-BC231490  Lycium brevipes var. hassei John Thomas Howell 1927-11-25 3210 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC231980  Chorizanthe rigida John Thomas Howell 1928-3-24 3496 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC231982  Chorizanthe rigida John Thomas Howell 1977-3-10 52327 San Diego Font's Point, Anza-Borrego Park 393 Comment
  CAS-BOT-BC233447  Lycium andersonii John Thomas Howell 1927-11-27 3274 San Diego Aguanga 609 Comment
  CAS-BOT-BC238308  Keckiella ternata var. ternata John Thomas Howell 1927-8-7 2983 San Diego In canyon nw. of Pine Valley 1219 Comment
  CAS-BOT-BC238320  Keckiella ternata var. ternata John Thomas Howell 1927-8-7 2983 San Diego In canyon nw. of Pine Valley 1219 Comment
  CAS-BOT-BC239872  Schismus arabicus John Thomas Howell 1977-3-11 52348 San Diego Southeast of Agua Caliente, Anza Borrego Deset State Park Comment
  CAS-BOT-BC242865  Eriogonum davidsonii John Thomas Howell 1927-8-7 2982 San Diego Pine Valley 1219 Comment
  CAS-BOT-BC243066  Poa secunda subsp. secunda John Thomas Howell 1930-5-11 4829 San Diego Henshaw Dam Comment
  CAS-BOT-BC243067  Poa secunda subsp. secunda John Thomas Howell 1930-5-11 4824 San Diego Henshaw Dam Comment
  CAS-BOT-BC243678  Justicia californica John Thomas Howell 1927-11-25 3220 San Diego N. Borrego Valley W. Colorado Desert 243 Comment
  CAS-BOT-BC246429  Eriogonum deflexum var. deflexum John Thomas Howell 1928-3-24 3513 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC249802  Eriogonum elongatum var. elongatum John Thomas Howell 1927-11-27 3270 San Diego 7 miles s. of Warner's Hot Springs 914 Comment
  CAS-BOT-BC249967  Eriogonum fasciculatum var. foliolosum John Thomas Howell 1927-8-6 2942 San Diego Near Cardiff-by-the-sea Comment
  CAS-BOT-BC250457  Eriogonum gracile John Thomas Howell 1928-11-26 3262 San Diego San Felipe Wash, west of Borrego Valley Comment
  CAS-BOT-BC250463  Eriogonum gracile John Thomas Howell 1927-8-6 2958 San Diego About two miles north of San Diego River 91 Comment
  CAS-BOT-BC250471  Eriogonum gracile John Thomas Howell 1952-10-25 28870 San Diego 6.5 miles north of Escondido Comment
  CAS-BOT-BC250473  Eriogonum gracile John Thomas Howell 1927-11-27 3269 San Diego 12 miles s. of Warner's Hot Springs 822 Comment
  CAS-BOT-BC250474  Eriogonum gracile John Thomas Howell 1927-11-26 3262 San Diego Upper end of San Felipe Wash Comment
  CAS-BOT-BC253235  Eriogonum fasciculatum var. fasciculatum John Thomas Howell 1927-8-7 2974 San Diego Between Campo and Potrero 762 Comment
  CAS-BOT-BC253236  Eriogonum fasciculatum var. fasciculatum John Thomas Howell 1927-8-6 2943 San Diego Near Cardiff-by-the-Sea, sea level Comment
  CAS-BOT-BC253322  Eriogonum fasciculatum var. foliolosum John Thomas Howell 1927-8-6 2942 San Diego Just back of beach near Cardiff-by-the-Sea at sea level Comment
  CAS-BOT-BC253410  Eriogonum fasciculatum var. polifolium John Thomas Howell 1927-11-26 3260 San Diego Upper end of San Felipe Wash Comment
  CAS-BOT-BC257230  Chorizanthe procumbens John Thomas Howell 1930-5-11 4856 San Diego 4 miles east of Pala Comment
  CAS-BOT-BC257720  Eriogonum inflatum John Thomas Howell 1927-11-25 3212 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC257725  Eriogonum inflatum John Thomas Howell 1927-11-25 3233 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC257881  Eriogonum parvifolium John Thomas Howell 1927-8-6 2940 San Diego Between Oceanside and Cardiff-by-the-Sea Comment
  CAS-BOT-BC259834  Nassella cernua John Thomas Howell 1930-5-11 4827 San Diego Henshaw Dam Comment
  CAS-BOT-BC261754  Eriogonum wrightii var. membranaceum John Thomas Howell 1927-11-24 3207 San Diego Warner's Hot Springs 914 Comment
  CAS-BOT-BC261774  Eriogonum wrightii var. nodosum John Thomas Howell 1927-11-26 3245 San Diego San Felipe Wash, half way between Borrego Valley and Yaqui Well, w. Colorado Desert Comment
  CAS-BOT-BC262908  Eriogonum thurberi John Thomas Howell 1930-5-10 4814 San Diego 10 miles north of Warner's Hot Springs Comment
  CAS-BOT-BC263563  Eriogonum thomasii John Thomas Howell 1928-3-24 3509 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC263564  Eriogonum thomasii John Thomas Howell 1928-3-24 3521 San Diego Near Palm Wash Comment
  CAS-BOT-BC263651  Eriogonum trichopes John Thomas Howell 1927-11-25 33236 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC263652  Eriogonum trichopes John Thomas Howell 1928-3-24 3494 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC273091  Ambrosia salsola John Thomas Howell 1928-3-24 3512 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC276464  Chaenactis carphoclinia John Thomas Howell 1928-3-24 3491 San Diego Near Palm Wash, W Colorado Desert Comment
  CAS-BOT-BC276465  Chaenactis carphoclinia John Thomas Howell 1928-3-24 3491 San Diego Near Palm Wash, W Colorado Desert Comment
  CAS-BOT-BC277466  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1931-6-4 6639 San Diego 2 miles n. of Fallbrook Comment
  CAS-BOT-BC277471  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1931-6-4 6633 San Diego Mesas, 10 miles east of San Diego Comment
  CAS-BOT-BC282919  Calycoseris wrightii John Thomas Howell 1977-3-11 52337 San Diego SE of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC283072  Dasyochloa pulchella John Thomas Howell 1927-11-25 3227 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC285430  Cirsium occidentale var. californicum John Thomas Howell 1930-5-11 4858 San Diego 4 miles east of Pala Comment
  CAS-BOT-BC289370  Hordeum murinum subsp. glaucum John Thomas Howell 1956-3-19 31114 San Diego Lakeside Comment
  CAS-BOT-BC291035  Dimorphotheca sinuata John Thomas Howell 1977-3-10 52320 San Diego Borrego Springs, Colorado Desert 182 Comment
  CAS-BOT-BC291036  Dimorphotheca sinuata John Thomas Howell 1956-3-12 30926 San Diego Lakeside Comment
  CAS-BOT-BC292231  Dicoria canescens John Thomas Howell 1927-11-25 3214 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC292299  Ericameria linearifolia John Thomas Howell 1930-5-10 4815 San Diego 10 miles N of Warner's Hot Springs Comment
  CAS-BOT-BC292313  Ericameria linearifolia John Thomas Howell 1930-5-10 4815 San Diego 10 miles N of Warner's Hot Springs Comment
  CAS-BOT-BC292723  Cirsium scariosum John Thomas Howell 1930-5-11 4828 San Diego Henshaw Dam Comment
  CAS-BOT-BC293181  Ericameria pinifolia John Thomas Howell 1927-11-27 3271 San Diego 2 miles s. of Aguanga on road to Warners Hot Springs 609 Comment
  CAS-BOT-BC293848  Deinandra fasciculata John Thomas Howell 1927-8-6 2956 San Diego North of Old Town and San Diego River 91 Comment
  CAS-BOT-BC294354  Ericameria paniculata John Thomas Howell 1927-11-26 3258 San Diego Upper end of San Felipe Wash Comment
  CAS-BOT-BC302175  Gutierrezia sarothrae John Thomas Howell 1927-8-7 2972 San Diego Along road to Tecate, near junction with Campo road 609 Comment
  CAS-BOT-BC302176  Gutierrezia sarothrae John Thomas Howell 1927-8-7 2959 San Diego Several miles se. of La Mesa 228 Comment
  CAS-BOT-BC303927  Eriophyllum wallacei John Thomas Howell 1930-5-10 4817 San Diego 10 miles north of Warner's Hot Springs Comment
  CAS-BOT-BC308942  Conyza bonariensis John Thomas Howell 1952-10-25 28868 San Diego San Diego, just south of Balboa Park Comment
  CAS-BOT-BC30918  Adenophyllum porophylloides John Thomas Howell 1927-11-25 3230 San Diego Borrego Valley w. Colorado desert 304 Comment
  CAS-BOT-BC30919  Adenophyllum porophylloides John Thomas Howell 1927-11-26 3258 San Diego San felipe wash Comment
  CAS-BOT-BC315724  Isocoma acradenia var. eremophila John Thomas Howell 1927-11-25 3208 San Diego Central part of Borrego Valley, western Colorado Desert 182 Comment
  CAS-BOT-BC315725  Isocoma acradenia var. eremophila John Thomas Howell 1927-11-26 3251 San Diego San Felipe Wash at Yaqui Well, w. Colorado Desert Comment
  CAS-BOT-BC315779  Isocoma menziesii var. sedoides John Thomas Howell 1927-8-6 2939 San Diego Between Oceanside and Cardiff-by-the-Sea, sea level Comment
  CAS-BOT-BC320368  Holocarpha virgata John Thomas Howell 1927-8-6 2957 San Diego On the mesa north of Old Town and San Diego 91 Comment
  CAS-BOT-BC323171  Senecio flaccidus var. douglasii John Thomas Howell 1927-11-27 3272 San Diego 2 miles S of Aguanga on road to Warner's Hot Springs 609 Comment
  CAS-BOT-BC324687  Isocoma menziesii var. vernonioides John Thomas Howell 1927-11-26 3251 San Diego Yaqui Well, San Felipe Wash Comment
  CAS-BOT-BC326673  Pleurocoronis pluriseta John Thomas Howell 1977-3-11 52346 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC326906  Xylorhiza orcuttii John Thomas Howell 1928-3-24 3490 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC326907  Xylorhiza orcuttii John Thomas Howell 1928-3-24 3490 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC326908  Xylorhiza orcuttii John Thomas Howell 1977-3-10 52326 San Diego Font's Point Wash Comment
  CAS-BOT-BC326999  Xanthisma junceum John Thomas Howell 1927-8-7 2967 San Diego Campo Road as it drops into Cottonwood Creek Valley 457 Comment
  CAS-BOT-BC327054  Trixis californica John Thomas Howell 1927-11-25 3225 San Diego Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC327864  Palafoxia arida John Thomas Howell 1927-11-26 3238 San Diego Central Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC327869  Palafoxia arida John Thomas Howell 1928-3-24 3487 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC339430  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-7 2981 San Diego In Pine Valley 1219 Comment
  CAS-BOT-BC339431  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-7 2981 San Diego In Pine Valley 1219 Comment
  CAS-BOT-BC339432  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-7 2981 San Diego In Pine Valley Comment
  CAS-BOT-BC340062  Tetradymia comosa John Thomas Howell 1927-8-7 2962 San Diego SE. of Dulzura Ranch on road to Campo 335 Comment
  CAS-BOT-BC340879  Psorothamnus schottii John Thomas Howell 1928-3-24 3519 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC348557  Micropus californicus var. californicus John Thomas Howell 1930-5-11 4831 San Diego Henshaw Dam Comment
  CAS-BOT-BC349757  Monoptilon bellioides John Thomas Howell 1928-3-24 3499 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC352309  Psorothamnus emoryi John Thomas Howell 1927-11-25 3235 San Diego N Borrego Valley, W Colorado Desert 243 Comment
  CAS-BOT-BC355818  Osmadenia tenella John Thomas Howell 1931-6-4 6632 San Diego Mesas, 10 miles east of San Diego Comment
  CAS-BOT-BC355849  Pectis papposa var. papposa John Thomas Howell 1927-11-25 3213 San Diego Central part of Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC355850  Pectis papposa var. papposa John Thomas Howell 1927-11-26 3259 San Diego Upper end of San Felipe Wash Comment
  CAS-BOT-BC356039  Perityle emoryi John Thomas Howell 1928-3-24 3515 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC356304  Psathyrotes ramosissima John Thomas Howell 1927-11-25 3231 San Diego N. Borrego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC356305  Psathyrotes ramosissima John Thomas Howell 1928-3-24 3489 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC362419  Rafinesquia John Thomas Howell 1928-3-24 3492 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC364149  Senecio mohavensis John Thomas Howell 1977-3-11 52334 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC36840  Brassica tournefortii John Thomas Howell 1977-3-10 52322 San Diego Colorado Desert. Borrego Springs. 182 Comment
  CAS-BOT-BC36841  Brassica tournefortii John Thomas Howell 1977-3-10 52322 San Diego Colorado Desert. Borrego Springs. 182 Comment
  CAS-BOT-BC375088  Stephanomeria John Thomas Howell 1927-11-26 3241 San Diego Central Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC378821  Ranunculus canus John Thomas Howell 1937-5-11 4837 San Diego Henshaw Dam Comment
  CAS-BOT-BC382025  Uropappus lindleyi John Thomas Howell 1930-5-11 4823 San Diego Henshaw Dam Comment
  CAS-BOT-BC41090  Caulanthus hallii John Thomas Howell 1930-5-10 4811 San Diego 10 miles north of Warner's Hot Springs. Comment
  CAS-BOT-BC412777  Lastarriaea coriacea John Thomas Howell 1930-5-11 4856 A San Diego 4 miles east of Pala Comment
  CAS-BOT-BC41668  Draba cuneifolia var. integrifolia John Thomas Howell 1977-3-11 52332 San Diego Southeast of Agua Caliente, Anza Borrego. Desert State Park. Comment
  CAS-BOT-BC419666  Eschscholzia parishii John Thomas Howell 1977-3-11 52339 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC427491  Oligomeris linifolia John Thomas Howell 1928-3-24 3526 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC427992  Dudleya caespitosa John Thomas Howell 1927-8-6 2944 San Diego Near Cardiff-by-the-Sea. Alt Sea level. 0 Comment
  CAS-BOT-BC434416  Sidotheca trilobata John Thomas Howell 1927-8-7 2980 San Diego On road between Campo and Buckman Springs 914 Comment
  CAS-BOT-BC434521  Boerhavia diffusa John Thomas Howell 1977-3-10 52319 San Diego Borrego Springs, Colorado Desert 182 Comment
  CAS-BOT-BC434854  Mirabilis laevis var. retrorsa John Thomas Howell 1977-3-11 52354 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park Comment
  CAS-BOT-BC43677  Dithyrea californica John Thomas Howell 1977-3-11 52333 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park. Comment
  CAS-BOT-BC438679  Cistanthe ambigua John Thomas Howell 1928-3-24 3506 San Diego Near Palm Wash, w. Colorado Desert Comment
  CAS-BOT-BC44787  Arctostaphylos pungens John Thomas Howell 1927-8-7 2977 San Diego Along the road between Campo and Buckman Springs 914 Comment
  CAS-BOT-BC456111  Zannichellia palustris John Thomas Howell 1927-11-26 3252 San Diego At Yaqui Well, San Felipe Wash, w. Colorado Desert Comment
  CAS-BOT-BC45992  Krameria bicolor John Thomas Howell 1927-11-25 3217 San Diego northern Borego Valley, w. Colorado Desert 243 Comment
  CAS-BOT-BC46165  Agoseris heterophylla John Thomas Howell 1930-5-11 4826 San Diego Henshaw Dam Comment
  CAS-BOT-BC51337  Ceanothus leucodermis John Thomas Howell 1930-5-11 4845 San Diego Canyon of the San Luis Rey River, 1 mile below Henshaw Dam Comment
  CAS-BOT-BC51338  Ceanothus leucodermis John Thomas Howell 1930-5-11 4849 San Diego Canyon of the San Luis Rey River, 5 miles below Henshaw Dam Comment
  CAS-BOT-BC52813  Ceanothus verrucosus John Thomas Howell 1931-6-2 6630 San Diego Torrey Pines Park Comment
  CAS-BOT-BC53128  Ceanothus perplexans John Thomas Howell; B. D. Stark 1927-7-4 s.n. San Diego Road between Campo and Pine Valley, Cuyamaca Mts. Comment
  CAS-BOT-BC53582  Frangula californica subsp. tomentella John Thomas Howell 1927-8-7 2976 San Diego along the road between Campo and Buckman Springs 914 Comment
  CAS-BOT-BC55849  Rhamnus crocea John Thomas Howell 1927-8-6 2947 San Diego at Torrey Pines just south of Del Mar 30 Comment
  CAS-BOT-BC59446  Rhamnus ilicifolia John Thomas Howell 1930-5-11 4847 San Diego Canyon of San Luis Rey River, 5 miles below Henshaw Dam Comment
  CAS-BOT-BC60133  Lepidium virginicum var. menziesii John Thomas Howell 1930-5-11 4850 San Diego Canyon of San Luis Rey River, 5 miles below Henshaw Dam. Comment
  CAS-BOT-BC60278  Lyrocarpa coulteri John Thomas Howell 1977-3-11 52341 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park. Comment
  CAS-BOT-BC61751  Quercus agrifolia John Thomas Howell 1927-11-27 3264 San Diego Dry Valley bottom, 12 miles s. of Warner's Hot Springs 822 Comment
  CAS-BOT-BC61752  Quercus agrifolia John Thomas Howell 1930-5-11 4853 San Diego Canyon of San Luis Rey River, 6 miles below Henshaw Dam Comment
  CAS-BOT-BC61799  Quercus agrifolia John Thomas Howell 1927-8-7 2961 San Diego on Dulzura Creek at Dulzura Ranch 304 Comment
  CAS-BOT-BC61800  Quercus agrifolia John Thomas Howell 1930-5-11 4844 San Diego Hillsides at Henshaw Dam Comment
  CAS-BOT-BC62072  Selaginella cinerascens John Thomas Howell 1927-8-6 2948 San Diego just south of Del Mar 30 Comment
  CAS-BOT-BC66600  Thysanocarpus curvipes John Thomas Howell 1930-5-11 4830 San Diego Henshaw Dam. Comment
  CAS-BOT-BC70320  Cheilanthes parryi John Thomas Howell 1927-11-25 3229 San Diego n. Borrego Valley, w. Colorado Desert 304 Comment
  CAS-BOT-BC71176  Notholaena standleyi John Thomas Howell 1927-11-25 3228 San Diego n. Borrego Valley, w. Colorado Desert 304 Comment
  CAS-BOT-BC71189  Ophioglossum californicum John Thomas Howell 1932-3-14 8232 San Diego Balboa Park, San Diego Comment
  CAS-BOT-BC71432  Pellaea mucronata John Thomas Howell 1927-8-7 2970 San Diego on road to Campo between Cottonwood Creek and Potrero 457 Comment
  CAS-BOT-BC71599  Pentagramma triangularis subsp. maxonii John Thomas Howell 1927-8-7 2969 San Diego road to Campo between Cottonwood Creek and Potrero 457 Comment
  CAS-BOT-BC73744  Peritoma arborea var. globosa John Thomas Howell 1927-8-6 2955 San Diego Rose Canyon, east of La Jolla 45 Comment
  CAS-BOT-BC75190  Sisymbrium irio John Thomas Howell 1977-3-10 52323 San Diego Just south of Borrego Springs. Comment
  CAS-BOT-BC75191  Sisymbrium irio John Thomas Howell 1977-3-8 52315 San Diego Escondido. Comment
  CAS-BOT-BC75830  Wislizenia palmeri John Thomas Howell 1927-11-25 3237 San Diego Central part of Borrego Valley, west Colorado Desert. 182 Comment
  CAS-BOT-BC76988  Pityrogramma triangularis var. viscosa John Thomas Howell 1927-8-6 2949 San Diego Just south of Del Mar 30 Comment
  CAS-BOT-BC79225  Quercus dumosa John Thomas Howell 1927-8-7 2963 San Diego several miles SE of Dulzura Ranch on road to Campo 335 Comment
  CAS-BOT-BC81501  Ephedra aspera John Thomas Howell 1927-11-26 3246 San Diego San Felipe Wash, half way between Borrego Valley and Yaqui Well, w. Colorado Desert Comment
  CAS-BOT-BC81609  Ephedra californica John Thomas Howell 1977-3-11 52329 San Diego bank bordering San Felipe Wash sw. of Yaqui Pass Comment
  CAS-BOT-BC81610  Ephedra californica John Thomas Howell 1977-3-11 52330 San Diego bank bordering San Felipe Wash sw. of Yaqui Pass Comment
  CAS-BOT-BC81620  Ephedra californica John Thomas Howell 1927-11-26 3247 San Diego San Felipe Wash, half way between Borrego Valley and Yaqui Well, w. Colorado Desert Comment
  CAS-BOT-BC83122  Eschscholzia minutiflora John Thomas Howell 1977-3-11 52338 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park. Comment
  CAS-BOT-BC90610  Artemisia dracunculus John Thomas Howell 1927-11-27 3265 San Diego 12 miles s. of [Warner's] Warner Hot Springs 822 Comment
  CAS-BOT-BC93464  Artemisia tridentata subsp. tridentata John Thomas Howell 1927-11-27 3267 San Diego 12 miles south of Warner's Hot Springs 822 Comment
  CAS-BOT-BC94213  Quercus engelmannii John Thomas Howell 1927-8-7 2960 San Diego on Dulzura Creek at Dulzura Ranch 304 Comment
  CAS-BOT-BC94215  Quercus engelmannii John Thomas Howell 1927-11-26 3263 San Diego 12 miles S of Warner's Hot Springs 822 Comment
  CAS-BOT-BC97102  Pinus torreyana John Thomas Howell 1927-8-6 2945 San Diego just south of Del Mar 30 Comment
  CAS-BOT-BC99929  Baileya pauciradiata John Thomas Howell 1927-11-25 3216 San Diego Borrego Valley, w. Colorado Desert 182 Comment
  CAS-BOT-BC99930  Baileya pauciradiata John Thomas Howell 1927-11-25 3216 San Diego central part of Borrego Valley, w. Colorado Desert 182 Comment
  CDA23855  Boerhavia coccinea J. T. Howell 1977-3-1 52319 San Diego Colorado Desert; Borrego Springs. Comment
  CDA25086  Lyrocarpa coulteri var. palmeri J. T. Howell 1977-3-11 52341 San Diego Southeast of Agua Caliente, Anza Borrego Desert State Park. 0 Comment
  CDA3595  Brassica tournefortii J. T. Howell 1977-3-1 52322 San Diego Colorado Desert; Borrego Springs. Comment
  CDA8223  Xylorhiza orcuttii J. T. Howell 1977-3-1 52326 San Diego Bordering Font s Point Wash. 0 Comment
  JEPS10280  Mimulus aurantiacus var. puniceus John Thomas Howell 1927-8-6 2954 San Diego e La Jolla; Rose Canyon 45 Comment
  JEPS11758  Lycium andersonii John Thomas Howell 1927-11-27 3274 San Diego Aguanga Comment
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May 25 2016
  JEPS11774  Lycium brevipes John Thomas Howell 1927-11-25 3210 San Diego Borrego, central part Borrego Comment
  JEPS12225  Nicotiana obtusifolia John Thomas Howell 1927-11-26 3261 San Diego San Felipe Wash Comment
  JEPS13993  Wislizenia refracta subsp. palmeri John Thomas Howell 1927-11-25 3237 San Diego Borrego Valley; central part Comment
  JEPS18976  Gutierrezia sarothrae John Thomas Howell 1921-8-7 2972 San Diego just n Tecate (on road to Campo) 609 Comment
  JEPS19098  Isocoma acradenia var. eremophila John Thomas Howell 1927-11-26 3251 San Diego Yaqui Well San Felipe Wash Comment
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Dec 1 2008
  JEPS19110  Isocoma acradenia var. eremophila John Thomas Howell 1927-11-25 3208 San Diego central part of Borrego Valley Borrego Valley Comment
  JEPS19152  Ericameria pinifolia John Thomas Howell 1927-11-27 3271 San Diego between Warner's Hot Springs Aguanga Comment
  JEPS19268  Ericameria paniculata John Thomas Howell 1927-11-26 3257 San Diego San Felipe Wash Comment
  JEPS19882  Xylococcus bicolor John Thomas Howell 1927-8-7 2964 San Diego several mi s and e of Dulzura Ranch (on teh road to Campus) 335 Comment
  JEPS20194  Xanthisma junceum John Thomas Howell 1927-8-7 2967 San Diego between Dulzura Ranch and Potrero; Cottonwood Creek Valley 457 Comment
  JEPS20565  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-7 2981 San Diego along road in Pine Valley Comment
  JEPS33696  Monardella breweri subsp. lanceolata John Thomas Howell 1927-8-7 2975 San Diego Along road between Campo and Buckman Springs 914 Comment
  JEPS33697  Navarretia hamata subsp. hamata John Thomas Howell 1927-8-7 2966 San Diego near Dulzura Ranch (on road to Campo) 335 Comment
  JEPS33701  Gilia latifolia John Thomas Howell 1928-3-24 3508 San Diego near Palm Wash; w Colorado Desert Comment
  JEPS36953  Artemisia dracunculus John Thomas Howell 1927-11-27 3265 San Diego twelve mi. s of springs Warners Hot Springs Comment
  JEPS40184  Cneoridium dumosum John Thomas Howell 1927-8-7 2965 San Diego 7 mi se Dulzura Ranch (on road between Dulzura and Campo) 335 Comment
  JEPS40192  Simmondsia chinensis John Thomas Howell 1927-11-26 3244 San Diego San Felipe Wash between Borrego Valley and Yaqui Well; San Felipe Wash btw Borrego Valley and Yaqui Well Comment
  JEPS40193  Simmondsia chinensis John Thomas Howell 1927-8-7 2968 San Diego Cottonwood Creek Valley on road between Dulzura Ranch and Campo; Cottonwood Creek Valley 457 Comment
  JEPS41021  Dicoria canescens John Thomas Howell 1927-11-25 3214 San Diego wash in Borrego Valley Comment
  JEPS41732  Psorothamnus emoryi John Thomas Howell 1927-11-25 3235 San Diego ne end Borrego Valley ne end Borrego Valley (sandy wash) Comment
  JEPS44823  Adenostoma sparsifolium John Thomas Howell 1927-8-7 2978 San Diego n. Campo (on rd. between Campo and Buckman Springs) 914 Comment
  JEPS45568  Cercocarpus minutiflorus John Thomas Howell 1927-8-7 2971 San Diego along road between Cottonwood Creek and Potrero 609 Comment
  JEPS52378  Chamaesyce polycarpa John Thomas Howell 1927-11-25 3209 San Diego central part of valley Colorado Desert, Borrego Valley Comment
  JEPS63221  Hyptis emoryi John Thomas Howell 1927-11-25 3219 San Diego rocky wash nw side Borrego Valley; nw side of Borrego Valley Comment
  JEPS63342  Monardella breweri subsp. lanceolata John Thomas Howell 1927-8-7 2975 San Diego Along road between Campo and Buckman Springs 914 Comment
  JEPS64737  Acacia greggii John Thomas Howell 1927-11-26 3250 San Diego San Felipe Wash, Yaqui Well Yaqui Well; San Felipe Wash, Yaqui Well Comment
  JEPS669  Rhamnus californica John Thomas Howell 1927-8-7 2976 San Diego along the road between Campo and Buckman Springs 914 Comment
  JEPS70231  Navarretia hamata subsp. hamata John Thomas Howell 1927-8-7 2966 San Diego Vicinity of Dulzura 365 Comment
  JEPS7039  Galium andrewsii subsp. andrewsii John Thomas Howell 1927-8-7 2979 San Diego between Buckman Springs and Campo 914 Comment
  LA206974  Eriogonum parvifolium John Thomas Howell; 1927-8-6 2940 San Diego between Oceanside and Cardiff-by-the-Sea Comment
  LA208324  Galium angustifolium John Thomas Howell; 1931-6-2 6628 San Diego Torrey Pines near Del Mar Comment
  LA208338  Galium angustifolium subsp. angustifolium John Thomas Howell; 1931-6-2 6627 San Diego Torrey Pines near Del Mar Comment
  LA208386  Galium andrewsii John Thomas Howell; 1927-8-7 2979 San Diego between Buckman Springs and Campo 914 Comment
  LA208388  Galium andrewsii John Thomas Howell; 1930-5-10 4819 San Diego 10 mi N of Warner's Hot Springs Comment
  NY790435  Keckiella ternata subsp. ternata J. T. Howell 1927-8-7 s.n. San Diego In canyon northwest of Pine Valley 1219.2 Comment
  POM197772  Lessingia glandulifera John T. Howell 1927-8-7 2981 San Diego Sandy soil along road in Pine Valley Comment
  RSA0076303  Pentagramma glanduloviscida J. T. Howell 1927-8-7 608 San Diego Between Cottonwood Creek and Potrero. 457 Comment
  RSA10  Pellaea mucronata var. mucronata J. T. Howell 1927-8-7 609 San Diego Between Cottonwood Creek and Potrero. 457 Comment
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Sep 20 2014
  RSA1000  Yucca schidigera J. T. Howell 1927-8-7 612 San Diego Near Tecate. 610 Comment
  RSA1003  Eriogonum parvifolium var. parvifolium J. T. Howell 1927-8-6 579 San Diego Near Oceanside. 6 Comment
  RSA1005  Eriogonum fasciculatum var. foliolosum J. T. Howell 1927-8-6 581 San Diego Near Cardiff-by -the-Sea. 9 Comment
  RSA1011  Cleome isomeris J. T. Howell 1927-8-6 211 San Diego Rose Canon, east of La Jolla. 46 Comment
  RSA1013  Cercocarpus minutiflorus J. T. Howell 1927-8-7 s.n. San Diego Between Cottonwood Creek and Potero. 610 Comment
  RSA101637  Mimulus aurantiacus var. pubescens J. T. Howell 1930-5-11 4848 San Diego Canyon of San Luis Rey River, 5 mi. below Henshaw Dam. Comment
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Jun 10 2015
  RSA1029  Simmondsia chinensis J. T. Howell 1927-8-7 607 San Diego Road to Campo, Cottonwood Creek valley 457 Comment
  RSA1044  Rhamnus crocea J. T. Howell 1927-8-6 s.n. San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA1062  Arctostaphylos pungens J. T. Howell 1927-8-7 616 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA1064  Xylococcus bicolor J. T. Howell 1927-8-7 603 San Diego Near Dulzura Ranch. 335 Comment
  RSA1075  Salvia clevelandii J. T. Howell 1927-8-6 591 San Diego Just south of Torrey Pine Park. 91 Comment
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Jan 27 2016
  RSA1278  Nolina bigelovii J. T. Howell 1928-6-10 981 San Diego Mountain Spring Grade, between El Centro and Jacumba. Comment
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Nov 7 2014
  RSA14  Selaginella cinerascens John Thomas Howell 1927-8-6 587 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA148  Quercus engelmannii J. T. Howell 1927-8-7 599 San Diego Dulzura Creek. Comment
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Mar 28 2014
  RSA1553  Antirrhinum nuttallianum subsp. nuttallianum J. T. Howell 1928-7-9 1084 San Diego 8 miles N.E. of Fallbrook. 366 Comment
  RSA1561  Frankenia grandifolia J. T. Howell 1928-7-9 1085 San Diego Eight miles east of Oceanside. 30 Comment
  RSA165  Quercus X acutidens J. T. Howell 1927-8-7 602 San Diego Near Dulzura Ranch. 335 Comment
  RSA190  Oxytheca trilobata J. T. Howell 1927-8-7 619 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA212  Eriogonum fasciculatum J. T. Howell 1927-8-6 582 San Diego Cardiff by the Sea. Comment
  RSA218  Eriogonum fasciculatum var. foliolosum J. T. Howell 1927-8-7 613 San Diego Between Potrero and Campo 762 Comment
  RSA2641  Calochortus weedii J. T. Howell 1928-6-10 s.n. San Diego 10 miles W of Jacumba, southern San Diego County. Comment
  RSA344  Dudleya edulis J. T. Howell 1927-8-6 583 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA356  Adenostoma sparsifolium J. T. Howell 1927-8-7 617 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA416403  Agoseris heterophylla var. heterophylla J. T. Howell 1930-5-11 4826 San Diego Henshaw Dam. Comment
  RSA424563A  Pogogyne abramsii J. T. Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego. Comment
  RSA459  Rhamnus tomentella subsp. tomentella J. T. Howell 1927-8-7 615 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA580  Navarretia hamata J. T. Howell 1927-8-7 605 San Diego Near Dulzura Ranch. 335 Comment
  RSA598125  Salvia leucophylla Wm. Howell 1993-5-20 s.n. San Diego Sheperd Canyon, Tierrasanta, 100 m south of the corner of Corte Playa Encino and Playa Veracruz. Comment
  RSA598128  Quercus X morehus Wm. Howell 1993-7-16 s.n. San Diego 1 mile west of Guatay, 10m off road (Old Hwy 80) Comment
  RSA6  Pentagramma triangularis subsp. viscosa J. T. Howell 1927-8-6 588 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA674  Monardella lanceolata var. microcephala J. T. Howell 1927-8-7 614 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA710  Cordylanthus rigidus subsp. setiger J. T. Howell 1927-8-6 590 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA716  Mimulus aurantiacus var. puniceus J. T. Howell 1927-8-6 593 San Diego Rose Canon, east of La Jolla. 46 Comment
  RSA735  Keckiella ternata subsp. ternata J. T. Howell 1927-8-7 621 San Diego Pine Valley. 1220 Comment
  RSA757  Galium andrewsii J. T. Howell 1927-8-7 618 San Diego Between Campo and Buckman Springs. 915 Comment
  RSA825  Corethrogyne filaginifolia J. T. Howell 1927-8-6 585 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  RSA828  Corethrogyne filaginifolia J. T. Howell 1927-8-6 592 San Diego Rose Canon, east of La Jolla. 46 Comment
  RSA83459  Pogogyne abramsii J. T. Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego. Comment
  RSA865  Gutierrezia californica J. T. Howell 1927-8-7 611 San Diego Near Tecate. 610 Comment
  RSA866  Gutierrezia sarothrae J. T. Howell 1927-8-7 598 San Diego Near Lamesa 229 Comment
  RSA869  Machaeranthera juncea J. T. Howell 1927-8-7 606 San Diego Road to Campo, Cottonwood Creek valley. 457 Comment
  RSA87109  Galium angustifolium subsp. angustifolium J. T. Howell 1931-6-2 6627 San Diego Torrey Peaks near Del mar. Comment
  RSA88  Schoenoplectus californicus J. T. Howell 1928-7-9 1086 San Diego Eight miles east of Oceanside. 30 Comment
  RSA882  Hemizonia fasciculata J. T. Howell 1928-7-9 1082 San Diego 8 miles N.E. of Fallbrook. 366 Comment
  RSA891  Isocoma menziesii J. T. Howell 1927-8-6 578 San Diego Near Oceanside. 6 Comment
  RSA998  Calochortus weedii J. T. Howell 1927-8-6 589 San Diego Near Torrey Pines, just south of Del Mar 30 Comment
  SD133916  Kickxia elatine Bill Howell 1992-7-14 1 San Diego Lake Murray, along walkways and on ground where lake has receded. (IPB 10/06) Comment
  SD135242  Quercus X ganderi Bill Howell 1993-7-16 San Diego 1 mile west of Guatay, 10 m off road [Old Highway 80] (mak 9/09) Comment
  SD135259 Image available Salvia leucophylla Bill Howell 1993-5-20 San Diego Sheperd Canyon, Tierrasanta, 100 m south of the corner of Corte Playa Encino and Playa Veracruz. Open field near drainage ditch. Comment
  SD140602  Sagittaria montevidensis subsp. calycina Bill Howell 1997-6-2 San Diego Mission Trails Regional Park, Sheperd Pond, 1I(c) miles east of Santo Road, 100m south of Highway 52. Comment
  SD140603  Echinodorus berteroi Bill Howell 1997-6-2 San Diego Mission Trails Regional Park, Sheperd Pond, 1I(c) miles east of Santo Road, 100 m south of Highway 52. (IPB 4/07) Comment
  SD142808  Gnaphalium purpureum Bill Howell 1997-6-15 San Diego La Mesa, in yard Comment
  SD157555  Lepidospartum squamatum Bill Howell, Judy Alvarez 2003-9-18 San Diego San Diego, Rose Canyon. 1.1 miles west of Genesee Ave across from UC High on the dirt road through Rose Canyon 46 Comment
  SD77924  Selaginella cinerascens John Thomas Howell 1927-8-6 2948 San Diego Sandy slopes under Pinus torreyana, just south of Del Mar 29 Comment
  SDSU12786  Sagittaria montevidensis subsp. calycina Bill Howell 1997-6-2 San Diego Mission Trails Regional Park, Sheperd Pond, 1.5 miles east of Santo Road, 100m south of Highway 52. Comment
  SDSU12787  Echinodorus berteroi Bill Howell 1997-6-2 San Diego Mission Trails Regional Park, Sheperd Pond, 1.5 miles east of Santo Road, 100 m south of Highway 52 Comment
  SDSU13799  Cneoridium dumosum Bill Howell, 1998-3-9 San Diego North side of Fortuna Mountain, Mission Trails Regional Park. 274 Comment
  UC1042382  Chenopodium berlandieri John Thomas Howell 1952-10-25 28869 San Diego 6.5 mi n Escondido Comment
  UC421603  Plantago ovata John Thomas Howell 1928-3-24 3498 San Diego near Palm Wash (w Colorado Desert); Colorado Desert Comment
  UC421605  Eremothera boothii subsp. condensata John Thomas Howell 1928-3-24 3503 San Diego near Palm Wash; w. Colorado Desert Comment
  UC421621  Isocoma acradenia var. eremophila John Thomas Howell 1927-11-25 3208 San Diego Borrego Valley in w Colorado Desert Colorado Desert, Borrego Valley Comment
  UC421623  Perityle emoryi John Thomas Howell 1928-3-24 3515 San Diego near Palm Wash; w Colorado Desert Comment
  UC421641  Eriogonum fasciculatum var. foliolosum John Thomas Howell 1927-8-7 2974 San Diego between Campo and Potrero 762 Comment
  UC421646  Justicia californica John Thomas Howell 1927-11-25 3220 San Diego Borrego Valley w. Colorado Desert, Borrego Valley 243 Comment
  UC421650  Eriogonum deflexum var. deflexum John Thomas Howell 1928-3-24 3513 San Diego near Palm Wash; Colorado Desert Comment
  UC421677  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-7 2981 San Diego along road Pine Valley Comment
  UC421695  Monoptilon bellioides John Thomas Howell 1928-3-24 3499 San Diego near Palm Wash; w. Colorado Desert Comment
  UC453977  Pogogyne abramsii John Thomas Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego Comment
  UC473467  Selaginella cinerascens John Thomas Howell 1927-8-6 2948 San Diego Torrey Pines Del Mar Comment
  UC484196  Penstemon heterophyllus var. australis J. T. Howell 1928-6-11 988 San Diego about 30 mi e San Diego; e of San Diego Comment
  UC517546  Corethrogyne filaginifolia John Thomas Howell 1927-11-27 3266 San Diego twelve mi s Warner's Hot Springs 822 Comment
  UC907998  Gilia latifolia John Thomas Howell 1928-3-24 3508 San Diego near Palm Wash; w Colorado Desert, near Palm Wash Comment
  UC908870  Eriastrum sapphirinum John Thomas Howell 1927-11-27 3268 San Diego 12 mi s Warner's Hot Springs 822 Comment
  UC909049  Navarretia hamata subsp. leptantha John Thomas Howell 1927-8-7 2966 San Diego in the vicinity Dulzura 365 Comment
  UC909142  Langloisia setosissima subsp. setosissima John Thomas Howell 1928-3-24 3495 San Diego near Palm Wash; w. Colorado Desert Comment
  UCD100125  Eriogonum gracile John Thomas Howell 1952-10-25 28870 San Diego 6.5 miles north of Escondido. Comment
  UCD120326  Phacelia cicutaria var. hispida John Thomas Howell 1930-5-11 4862 San Diego Pala summit on road to Temecula. Comment
  UCD123881  Kickxia elatine Bill Howell 1992-7-14 1 San Diego Lake Murray, along walkways and on ground where lake has receded. Comment
  UCD56397  Aristida adscensionis John Thomas Howell 1928-3-24 3501 San Diego west Colorado Desert, near Palm Wash. Comment
  UCD57693  Bromus arizonicus John Thomas Howell 1956-3-19 31115 San Diego San Diego. 13th and C Streets. Comment
  UCD58370  Bromus catharticus John Thomas Howell 1956-3-19 31116 San Diego San Diego. 13th and C Streets. Comment
  UCD87432  Nassella cernua John Thomas Howell 1930-5-11 4827 San Diego Henshaw Dam. Comment
  UCD91639  Poa secunda subsp. secunda John Thomas Howell 1930-5-11 4824 San Diego Henshaw Dam. Comment
  UCD91640  Poa secunda subsp. secunda John Thomas Howell 1930-5-11 4829 San Diego Henshaw Dam. Comment
  UCR112710  Sagittaria montevidensis subsp. calycina Wm. Howell 1997-6-2 s.n. San Diego Mission Trails Regional Park, Sheperd Pond. 1.5 mi east of Santo Road & 100 m south of Hwy 52. Comment
  UCR152568  Gamochaeta pensylvanica Wm. Howell 1997-6-15 s.n. San Diego La Mesa, in yard Comment
  UCR96339  Kickxia elatine Wm. Howell 1992-7-14 01 San Diego Lake Murray, along walkways and on ground where lake has receded Comment
  UCR98507  Salvia leucophylla Wm. Howell 1993-5-20 s.n. San Diego Shepherd Canyon, Tierrasanta, 100 m south of the corner of Corte Playa Encino and Playa Veracruz Comment
  CAS-BOT-BC243069  Poa secunda subsp. secunda John Thomas Howell 1957-5-6 32198 San Diego San Francisco. Hunters Point Comment
  CAS-BOT-BC426251  Jepsonia parryi John Thomas Howell 1956-3-13 30934 San Diego North slope of small canyon, 4 miles south of Tiajuana Comment
  CAS-BOT-BC483521  Calochortus splendens John Thomas Howell 1930-5-11 4857 San Diego 4 miles east of Pala Comment
  CAS-BOT-BC496953  Calochortus weedii var. weedii John Thomas Howell 1927-8-6 2950 San Diego Sandstone outcrops near Torrey Pines, just south of Del Mar 30 Comment
  CAS-BOT-BC498807  Chlorogalum parviflorum John Thomas Howell 1931-6-4 6635 San Diego Mesas 10 miles east of San Diego Comment
  CAS-BOT-BC502799  Orobanche cooperi subsp. cooperi John Thomas Howell 1928-3-24 3525 San Diego Near Palm Wash, W Colorado Desert Comment
  CAS-BOT-BC508664  Hesperocallis undulata John Thomas Howell 1928-3-24 3500 San Diego Near Palm was, w/Colorado Desert Comment
  CAS-BOT-BC515160  Eriastrum sapphirinum subsp. sapphirinum John Thomas Howell 1927-11-27 3268 San Diego 12 mi S of Warner's Hot Springs 822 Comment
  CAS-BOT-BC536583  Drymocallis glandulosa var. reflexa John Thomas Howell 1930-5-11 4830 San Diego Henshaw Dam Comment
  RSA0008371  Chaenactis glabriuscula var. orcuttiana J. T. Howell 1927-8-6 580 San Diego Near Oceanside. 6 Comment
  RSA0022108  Pogogyne abramsii J. T. Howell 1931-6-4 6636 San Diego 11 miles NE of San Diego. Comment
  RSA158  Quercus agrifolia var. oxyadenia J. T. Howell 1927-8-7 600 San Diego Dulzura Creek. 305 Comment
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Nov 14 2016
  RSA878  Hemizonia fasciculata J. T. Howell 1927-8-6 596 San Diego Near San Diego 91 Comment
  RSA881  Holocarpha virgata J. T. Howell 1927-8-6 597 San Diego Near San Diego 91 Comment
  RSA91289  Lessingia glandulifera var. glandulifera John T. Howell 1927-8-7 2981 San Diego Sandy soil along road in Pine Valley Comment
  RSA916  Lessingia glandulifera var. glandulifera John T. Howell 1927-8-7 620 San Diego Pine Valley. 1220 Comment
  RSA959  Tetradymia comosa J. T. Howell 1927-8-7 601 San Diego Near Dulzura Ranch. 335 Comment
  RSA981  Pinus torreyana J. T. Howell 1927-8-6 206 San Diego Near Del Mar. 30 Comment
  SEINET5341931  Lyrocarpa coulteri var. palmeri J. T. Howell 1977-3-11 52341 San Diego Anza Borrego Desert State Park, SE of Agua Caliente. Comment
  SEINET5536761  Phacelia brachyloba J. T. Howell 1930-5-10 4818 San Diego 10 miles north of Warners Hot Springs Comment
  SEINET7989670  Lepidospartum squamatum Bill Howell 2003-9-18 No determinado San Diego Rose Canyon, 1.1 miles W of Genesee Ave acros from UC High on the road thrugh Rose Canyon 46 Comment



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