Featuring California vascular plant data from the Consortium of California Herbaria and other sources
Accession Label Details

 RSA is the home institution for this record

 Records are made available under the CCH Data Use Terms.
 General citation for data retrieved from this page:
    Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal,, 04 February 2023.

CCH1 Specimen Number  ?   RSA0016408   (Accession number)   image_link (to be added soon)
Determination  ?   Mentzelia congesta  CCH1 Determination History
ICPN Name Status   JFP Rank 1, accepted name for taxon native to CA  link to ICPN 
eFlora Accepted Name  ?   Mentzelia congesta    link to Jepson eFlora 
Determination (verbatim)  ?   Mentzelia congesta 
Nativity NATIVE 
eFlora Habit annual 
Collector & Number  ?   Orlando Mistretta  5733
Formatted Date (YYYY MM DD) ?  2011-06-23 
Elevation (corrected)  ?   1678 meters (5506 feet) 
Jepson Bioregion ADD JEPSON REGION & color code 
USGS Land Ownership ADD LAND OWNERSHIP & color code 
County (geo-corrected)  ?   ?  Ventura 
County (verbatim)  ?   ?  Los Angeles 
Locality  ?   Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail.  
Morphology Notes  ?   Mesic to damp soils along creek in former riparian woodland association, burned in Station Fire (2009). Associated with: Carex fracta, Juncus macrophyllus, Hosackia oblongifolia var. oblongifolia, Solidago californica, Ribes roezlii, Emmenanthe penduliflora var. penduliflora, Tauschia arguta, Artemisia douglasiana, Pseudotsuga macrocarpa, Quercus chrysolepis. Occasional. 
Coordinates  ?   34.2277800000 -118.8402000000 
Uncertainty  ?   5000 meters 
Datum  ?   WGS84 
Georeference By  ?   BALDWIN 2017 
Source  ?   BALDWIN 2017 Master Spatial File
Georeference Note  ?   Not recorded 
Date Last Modified  ?   2022-03-04 14:33:47 
To comment on CCH1 data revisions, please e-mail Jason Alexander   ( 
To comment on the original data for this record as shown below:  Click on the Comments Tab in CCH2 
CCH2 Verbatim Data         
  Copyright © 2023 Regents of the University of California — Updated January 17, 2023