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

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    Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal,, 06 February 2023.

CCH1 Specimen Number  ?   RSA597262   (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  ?   Tim S. Ross  3524
Formatted Date (YYYY MM DD) ?  1990-06-18 
Elevation (corrected)  ?   1743 meters (5720 feet) 
Jepson Bioregion ADD JEPSON REGION & color code 
USGS Land Ownership ADD LAND OWNERSHIP & color code 
County (verbatim)  ?   Los Angeles 
Locality  ?   Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canon and Mescal Creek drainages.; Mescal Creek  
Habitat  ?   Heavily disturbed site currently used for refuse disposal. A few taxa apparently introduced by the forest service (Pinus coulteri, Cupressus arizonica, Calocedrus decurrens). Native vegetation appears to have been pinyon woodland (Pinus monophylla) and desert transition chaparral (Quercus john-tuckeri, Ceanothus greggii vestitus, Fremontodendron californicum, Yucca whipplei, Artemesia tridentata, Cercocarpus betuloides, Stipa speciosa, Chrysothamnus nauseosus, Ericameria linearifolia, Eridictyon trichocalyx, Eriastrum densifolium, etc. 
Morphology Notes  ?   Annual scattered locally but not common. Style ca 2 mm long; capsule ca 5-7mm long and 2-3 mm wide; seeds in more that 1 row in distal portion of capsule, irregularly angled. 
Coordinates  ?   34.4057380000 -117.7259320000 
Uncertainty  ?   200 meters 
Datum  ?   WGS84 
Georeference By  ?   Rancho Santa Ana (no. 6) 
Source  ?   Google Earth (copied from CAS931911)
Georeference Note  ?   Not recorded 
Date Last Modified  ?   2022-03-04 14:33:47 
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