Jepson Flora Project: Jepson Interchange for California Floristics    
click for enlargement
Hesperoyucca whipplei (Torr.) Trel.
AGAVACEAE (genus previously included in Liliaceae)

Information from the Index of California Plant Names (ICPN)
Current Jepson Flora Project Synonyms Yucca whipplei Torr.; Hesperoyucca whipplei var. graminifolia Trel.; Yucca californica Groenl.; Yucca graminifolia Alph. Wood, illeg.; Yucca nitida S. Watson; Yucca ortgiesiana Roezl ex Ortgies; Yucca whipplei subsp. caespitosa (M.E. Jones) A.L. Haines; Yucca whipplei var. caespitosa M.E. Jones; Yucca whipplei subsp. intermedia A.L. Haines; Yucca whipplei var. intermedia (A.L. Haines) J.M. Webber; Yucca whipplei subsp. parishii (M.E. Jones) A.L. Haines; Yucca whipplei var. parishii M.E. Jones; Yucca whipplei subsp. percursa A.L. Haines; Yucca whipplei var. percursa (A.L. Haines) J.M. Webber
Initial Editorial Analysis 26 Aug 2010
Notes on Authorship of Name both = Authors of Plant Names
Source of Report for California Correspondence 1
Correspondence and Comments Subsequent to Initial Analysis
Correspondence 1 9 Sep 2002 e-mail from Jeff Greenhouse see Comment 1
Editorial Comments 1 Correspondence 1 indicates that morphological and molecular data (e.g. Clary, K. H. and B. B. Simpson, Bol. Soc. Bot. México 56: 77-88, 1995) support recognition of Yucca whipplei in a separate genus, as Hesperoyucca whipplei (Torrey) Trelease, published in Rep. (Annual) Missouri Bot. Gard. 4: 208. 1893 [authors and places of publication discussed by Greenhouse and Strother (Madrono 49: 20-21, 2002)].
Correspondence 2 Treatment and author notes submitted for The Jepson Manual [Ed. 2] by William J. Hess see Comment 2
Editorial Comments 2 Correspondence 2 indicates that for The Jepson Manual [Ed. 2] Yucca whipplei Torr. is to be treated as a synonym of Hesperoyucca whipplei (Torr.) Trel..
Editorial Summary and Current Status
Editorial Summary addition, different genus 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 26 Aug 2010
List of names for this Current Status category
List of ICPN names in Hesperoyucca
List of names from ICPN, Hrusa's Crosswalk, and Jepson Flora in Hesperoyucca

Resources of the Jepson Flora Project: External links:
·Distribution maps: County distribution based on CCH specimens
Manual imageJepson eFlora
link image
Manual imageArchived Indexes from The Jepson Manual (1993; TJM1)
link image Jepson's "A Flora of California"
Site Search Search this site in Google for other references
calphotos logo 2Cal Photos images
Common names
link image IPNI
link image Tropicos Taxonomic information from the Missouri Botanical Garden
Calflora: Taxon report · Distribution · Observations
link image KBD Kew Bibliographic Database
link image RSA seed images
Google Scholar Google Scholar
Google Books
link image JSTOR Plant Science
Please use this Google Form for Feedback