Jepson Flora Project: Jepson Interchange for California Floristics    
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Ceanothus integerrimus Hook. & Arn. var. macrothyrsus (Torr.) G. T. Benson

Information from the Index of California Plant Names (ICPN)
Current Jepson Flora Project Synonyms Ceanothus integerrimus Hook. & Arn. var. peduncularis Jeps.; Ceanothus integerrimus var. californicus G.T. Benson; Ceanothus integerrimus var. puberulus (Greene) Abrams
Initial Editorial Analysis 28 Jun 2010
Notes on Authorship of Name all = Authors of Plant Names
Notes on Publication of Name Contr. Dudley Herb. 2:121. 1930
Source of Report for California  
a The Jepson Manual [Ed. 1], added manually by Rosatti
b 1995 memo from Dean Wm. Taylor
Initial Editorial Comments treated as minor variant of Ceanothus integerrimus but said to be poorly defined in The Jepson Manual [Ed. 1]; author citation uncertain, L. D. Benson (= Authors of Plant Names) in Gray Card Index
Editorial Recommendation author citation to be checked [resolved]
Correspondence and Comments Subsequent to Initial Analysis
Correspondence 1 30 Apr 2008 e-mail from Jeff Greenhouse see Comment 1
Editorial Comments 1 Correspondence 1 indicates that Ceanothus integerrimus var. macrothyrsus was published by Gilbert Thereon Benson (G.T. Benson in Authors of Plant Names) in Contributions from the Dudley Herbarium of Stanford University 2:121 (1930), based on Ceanothus thyrsiflorus var. macrothyrsus Torr. (United States Exploring Expedition 2: 263. 1874). [Therefore, author citation correct as indicted in this Index, 1 May 2008.]
Correspondence 2 Treatment and author notes submitted for The Jepson Manual [Ed. 2] by Dieter H. Wilken see Comment 2
Editorial Comments 2 Correspondence 2 indicates that for The Jepson Manual [Ed. 2] Ceanothus integerrimus Hook. & Arn. var. macrothyrsus (Torr.) G. T. Benson is to be recognized and treated as native to CA.
Editorial Summary and Current Status
Editorial Summary addition, for taxon recognized since The Jepson Manual [Ed. 1]
Current Status JFP-1, accepted name for taxon native to CA
Current Status Authority The Jepson Manual [Ed. 2]
Current Status Date 28 Jun 2010
List of names for this Current Status category
List of ICPN names in Ceanothus integerrimus
List of names from ICPN, Hrusa's Crosswalk, and Jepson Flora in Ceanothus

Resources of the Jepson Flora Project: External links:
·Distribution maps: County distribution based on CCH specimens
Manual imageJepson eFlora
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Manual imageArchived Indexes from The Jepson Manual (1993; TJM1)
link image Jepson's "A Flora of California" (genus)
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