Jepson Flora Project: Jepson Interchange for California Floristics    
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Geranium rotundifolium L.
GERANIACEAE
·

Information from the Index of California Plant Names (ICPN)
Initial Editorial Analysis 19 Feb 2003
Source of Report for California  
a 1996 Madrono, as cited in Kartesz & Meacham
b MF (print of email from Ertter, 3 Jun 1996)
c Hrusa et al., ms later published in Madrono 49(2)61-98. 2002: DISTRIBUTION: CCo, SnFrB, SCo.; STATUS: naturalized.; NOTES: Noted as weed elsewhere in Berkeley; possibly seen by Ertter on Fremont Peak, San Benito Co.; "...UC-Berkeley campus, in Grinnell Natural Area, locally abundant...along dirt road in weedy hillside...foothill woodland and chaparral patches...area grazed...occasional on roadside...
d Hrusa et al., Madrono 49(2)61-98. 2002: DIST: CCo, SCo, SnFrB: Hrusa et al. Current Status: Naturalized in wildlands: DOC: Alameda Co.: UC-Berkeley campus, in Grinnell Natural Area, locally abundant. June 28, 1996, B. Ertter 14910 (UC); Albany Hill. July 13, 1996, B. Ertter 14967 (UC); Contra Costa Co.: Tilden Regional Park east of Grizzly Peak Boulevard, scattered colonies along dirt road in weedy hillside. May 14, 1996, B. Ertter 14684 (UC); Los Angeles Co.: Ross, T. and S. Boyd (1996, 435-436); San Luis Obispo Co.: Huasna Rd., 1.5 rd. miles E of bridge over Huasna River; foothill woodland and chaparral patches, area grazed. Occasional on roadside. April 1, 1995, D. Keil 24714 (OBI); US 101 1.3 miles NW of Cuesta Pass, ca. 0.4 miles S of Tassajara Creek Rd.. Coastal live oak woodland and adjacent roadside zone, locally common in roadside zone and edge of woodland understory. May 27, 1999, D. Keil 28354 (OBI); Cuesta Grade East along Mt. Lowe Rd., ca. 2 road miles from Highway 101, locally common under shade of Quercus agrifolia on bank above road. May 9, 2000, D. Keil 28648 (OBI): NOTES: Somewhat reminiscent of Geranium molle, but with entire (vs. apically notched) petals, a short awn (< 1 mm long) on the sepals, fruits that are finely hairy rather than wrinkled, and less deeply lobed leaves. Noted as weed elsewhere in Berkeley; possibly seen by Ertter on Fremont Peak, San Benito Co.
Initial Editorial Comments indicated for CA, KS, NY in Kartesz & Meacham; according to Source d, in California naturalized in wildlands, in CCo, SCo, SnFrB (19 Feb 2003)
Editorial Summary and Current Status
Editorial Summary addition, naturalized in CA
Current Status JFP-2, accepted name for taxon naturalized in CA
Current Status Authority Barbara Ertter, as Editor, Jepson Flora Project
Current Status Date 19 Feb 2003
List of names for this Current Status category
List of ICPN names in Geranium
List of names from ICPN, Hrusa's Crosswalk, and Jepson Flora in Geranium

Resources of the Jepson Flora Project: External links:
·Distribution maps: County distribution based on CCH specimens
Manual imageJepson eFlora
link image ·Consortium of California Herbaria specimen records (includes links to BerkeleyMapper)
· Jepson eFlora page with bioregion map and CCH specimen records
Manual imageArchived Indexes from The Jepson Manual (1993; TJM1)
link image Jepson's "A Flora of California"
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