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CDA - California Department of Food and Agriculture

Specimen Records: 67,629
Media Records: 27,991
iDigBio Last Ingested Date: 2026-04-23

Founded by 1911 as the herbarium of the California Horticultural Commission, the Botany Lab and Herbarium of the California Department of Food and Agriculture (Plant Pest Diagnostics Center) serves as the plant diagnostic and identification service for California, and is the repository for the state collection of noxious weed and agricultural plant specimens. Size of collection: ca. 60,000 plant specimens. Notable collections include those of CDFA and County Agricultural Commissioner staff, M. K. Bellue, T. C. Fuller, G. Douglas Barbe, G. F. Hrusa, D. G Kelch, and G. L. Stout. The Gilbert L. Stout Plant Disease Herbarium (CDA-BPS) has ca. 10,000 unaccessioned specimens, integration into CDA is in progress. Collections are available via the CCH2 PortalAlgae collections dataset for the California Department of Food and Agriculture - Algae (CDA) are available via the Macroalgae Portal Fungi collections dataset for the California Department of Food and Agriculture - Fungi (CDA) are available via the MyCoPortal The CDFA PPDC Seed Herbarium has ca. 30,000 accessions in the Seed and Fruit Collection (CDA SFC), and is curated and databased separately from CDA (curator Emi Kuroiwa). Notable collections in CDA-SFC include those of CDFA and County Agricultural Commissioner staff, M. K. Bellue, B. Crampton, P. B. Kennedy, D. Baxter, B. M. Browning, D. Decker-Walters, and C. Dremann.

Contacts

Namenone
Rolenone
Emailjyost@calpoly.edu
Namenone
Rolenone
Emailjyost@calpoly.edu
Namenone
Rolenone
Emailcheryl.blomquist@cdfa.ca.gov
Name Cheryl Blomquist
RoleEnvironmental Program Manager I
Emailcheryl.blomquist@cdfa.ca.gov
Name Umesh Kodira
RoleEnvironmental Program Manager II
Emailumesh.kodira@cdfa.ca.gov
Name Samuel Skibicki
Rolenone
Emailsamuel.skibicki@cdfa.ca.gov
Name Cheryl Blomquist
RoleEnvironmental Program Manager I
Emailcheryl.blomquist@cdfa.ca.gov
Name Umesh Kodira
RoleEnvironmental Program Manager II
Emailumesh.kodira@cdfa.ca.gov
Name Samuel Skibicki
Rolenone
Emailsamuel.skibicki@cdfa.ca.gov
This table shows any data corrections that were performed on this recordset to improve the capabilities of iDigBio Search. The first column represents the correction performed. The last two columns represent the number and percentage of records that were corrected. A complete list of the data quality flags and their descriptions can be found here. Clicking on a data flag name will take you to a search for all records with this flag in this recordset.
FlagRecords With This Flag(%) Percent With This Flag
idigbio_isocountrycode_added  i67175
99.329
geopoint_low_precision  i64470
95.329
dwc_datasetid_added  i56378
83.364
dwc_parentnameusageid_added  i56378
83.364
dwc_taxonomicstatus_added  i56378
83.364
gbif_canonicalname_added  i56378
83.364
gbif_genericname_added  i56378
83.364
gbif_taxon_corrected  i56378
83.364
dwc_taxonid_replaced  i56375
83.359
gbif_vernacularname_added  i52223
77.22
dwc_multimedia_added  i45495
67.271
gbif_reference_added  i43963
65.006
dwc_scientificnameauthorship_replaced  i39596
58.549
geopoint_datum_missing  i30569
45.201
dwc_taxonrank_replaced  i29122
43.061
taxon_match_failed  i25244
37.327
dwc_originalnameusageid_added  i11996
17.738
dwc_class_replaced  i9115
13.478
dwc_taxonremarks_added  i5745
8.495
dwc_specificepithet_replaced  i5090
7.526
rev_geocode_eez  i2826
4.179
dwc_genus_replaced  i2002
2.96
dwc_family_replaced  i1743
2.577
dwc_scientificnameauthorship_added  i1372
2.029
dwc_infraspecificepithet_added  i1332
1.97
dwc_continent_replaced  i1280
1.893
geopoint_datum_error  i806
1.192
datecollected_bounds  i342
0.506
dwc_kingdom_suspect  i332
0.491
dwc_order_replaced  i236
0.349
dwc_country_replaced  i176
0.26
dwc_infraspecificepithet_replaced  i176
0.26
rev_geocode_mismatch  i113
0.167
dwc_taxonrank_added  i76
0.112
dwc_acceptednameusageid_added  i62
0.092
dwc_taxonremarks_replaced  i58
0.086
rev_geocode_corrected  i56
0.083
rev_geocode_failure  i49
0.072
dwc_continent_added  i37
0.055
rev_geocode_lon_sign  i27
0.04
rev_geocode_lat_sign  i15
0.022
dwc_order_added  i14
0.021
rev_geocode_both_sign  i13
0.019
dwc_family_added  i12
0.018
geopoint_0_coord  i12
0.018
dwc_stateprovince_replaced  i11
0.016
dwc_phylum_added  i10
0.015
dwc_class_added  i9
0.013
dwc_genus_added  i7
0.01
geopoint_similar_coord  i7
0.01
dwc_kingdom_added  i6
0.009
dwc_phylum_replaced  i5
0.007
dwc_taxonid_added  i3
0.004
dwc_kingdom_replaced  i2
0.003
dwc_specificepithet_added  i2
0.003
rev_geocode_flip  i1
0.001