ONAGRACEAE (Evening-primrose family)

Calylophus serrulatus (Nutt.) Raven yellow sundrops [US; Iowa; Fremont County; T68N, R42W, S31; 1,250 feet][hillside at Sunset Ridge Lookout, Waubonsie State Park; June 12, 1999; Collected & identified by Chuck Walker; #IA18]

Chamerion angustifolium (L.) Holub ssp. circumvagum (Mosquin) Kartesz, comb. nov. ined. fireweed [US; California; Lassen County; T38N, R6E, S5; 41 deg. 9.507'N, 121 deg. 17.813'W; 6,320 feet][top of Widow Mountain; August 25, 2004; Collected by Matt Minarchek & Chuck Walker; Identified by Mike Dolan; #CA110]

Circaea alpina L. ssp. pacifica (Aschers. & Magnus) Raven small enchanter's nightshade [US; California; Modoc County; T43N, R15E, S34; 41 deg. 32.771�N, 120 deg. 14.978'W; 5,750 feet][deep shade, along Cedar Creek Trail; July 29, 2005; Collected & identified by Chuck Walker; #CA308]

Circaea lutetiana L. broadleaf enchanter�s nightshade [US; Iowa; Fremont County; T68N, R42W, S29; 1,040 feet][along trail leading from footbridge to Highway 2, Waubonsie State Park; July 2, 1999; Collected & identified by Chuck Walker; #IA33]

Circaea lutetiana L. broadleaf enchanter�s nightshade [US; Illinois; Hardin County; T11S, R42W, S][edge of woods; June 20, 2003; Collected by Eric Lees & Chuck Walker; Identified by Chuck Walker; #IL497]

Clarkia purpurea (W. Curtis) A. Nels. & J.F. Macbr. ssp. quadrivulnera (Dougl. ex Lindl.) H.F. & M.E. Lewis winecup clarkia [US; Arizona; Yavapai County; Prescott; T13N, R2W, S4; 5,370 feet][east side of the 400 block of S. Montezuma St.; August 4, 1995; Collected & identified by Chuck Walker; #AZ213]

Clarkia rhomboidea Dougl. ex Hook. diamond clarkia [US; Washington; Spokane County; Spokane; T25N, R43E, S28; 2,300 feet][along asphalt road leading up north-facing slope in Lincoln Park; June 28, 1998; Collected & identified by Chuck Walker; #WA58]

Epilobium brachycarpum K.Presl. tall annual willowherb [US; Arizona; Yavapai County; Prescott; T13N, R2W, S4; 5,400 feet][along log fence at 509 S. Montezuma St.; July 22, 1995; Collected & identified by Chuck Walker; #AZ208]

Epilobium ciliatum Raf. ssp. ciliatum fringed willowherb [US; Arizona; Yavapai County; T13N, R1W, S5; 5,400 feet][along streambed of Lynx Creek, about one mile from Walker Rd., on Lynx Creek Ruin Rd.; June 17, 1995; Collected & identified by Chuck Walker; #AZ169]

Epilobium densiflorum (Lindl.) Hoch & Raven denseflower willowherb [US; California; Modoc County; T40N, R9E, S35; 41 deg. 16.066'N, 120 deg. 53.671'W; 4,400 feet][along the east side of Highway #299, near Rush Creek; September 9, 2004; Collected & identified by Chuck Walker; #CA130]

Epilobium pallidum (Eastw.) Hoch & Raven largeflower spike-primrose [US; California; Modoc County; T43N, R12E, S7; 41 deg. 34.664'N, 120 deg. 37.643'W; 4,900 feet][along road over outlet from Big Sage Reservoir; July 26, 2004; Collected by Matt Minarchek & Chuck Walker; Identified by Chuck Walker; #CA81]

Epilobium �wisconsinense Ugente [ciliatum � coloratum] Wisconsin willowherb [US; Wisconsin; Dane county; T9N, R8E, S4; 850 feet][Lodi Marsh State Wildlife Area, three miles southwest of Lodi, west side of Springfield Road; September 7, 2001; Collected by Jiff Thomas & Renuka Sankaran; Identified by Chuck Walker; #WI05]

Fuchsia hybrida hort. ex Sieb. & Voss hybrid fuchsia [US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 450 feet] [Origin: tropical South America] [grown from cutting, 1575 Logan Dr. (middle lot), Southern Hills; May 14, 2004; Collected & identified by Chuck Walker; #IL646]

Gaura coccinea Nutt. ex Pursh scarlet beeblossom [US; Arizona; Yavapai County; Prescott; T14N, R2W, S26; 5,250 feet][along Sundog Ranch Rd., 400 m northeast of its intersection with turn-off to Slaughterhouse Gulch; July 7, 1996; Collected & identified by Chuck Walker; #AZ328]

Gaura hexandra Ortega ssp. gracilis (Woot. & Standl.) Raven & Gregory harlequinbush [US; Arizona; Yavapai County; Prescott; T13N, R2W, S4; 5,400 feet][along White Spar Rd., near its intersection with Copper Basin Rd.; July 4, 1993; Collected & identified by Chuck Walker; #AZ129]

Gaura lindheimeri Engelm. & Gray Lindheimer�s beeblossom [US; Louisiana; Calcasieu Parish; Lake Charles; T10S, R8W; S19; 15 feet][along Contraband Bayou, southeast quadrant of E. Parkway-Contour St. intersection; May 30, 1994; Collected & identified by Chuck Walker; #LA88]

Gaura mollis James velvetweed [US; Arizona; Pima County; Ajo; T12S, R6W, S14; 1,740 feet][along fence at baseball field on Well Rd.; March 26, 1997; Collected & identified by Chuck Walker; #AZ420]

Gaura villosa Torr. ssp. villosa woolly beeblossom [US; New Mexico; Quay County; San Jon; T10N, R34E, S9; 4,030 feet][along frontage road, near San Jon Cemetery, off Exit #356 from I-40; May 20, 1997; Collected & identified by Chuck Walker; #NM06]

Gayophytum diffusum Torr. & Gray ssp. parviflorum Lewis & Szweykowski spreading groundsmoke [US; California; Lassen County; T37N, R15E, S4; 41 deg. 6.356'N, 120 deg. 16.423'W; 6,600 feet][along 4WD road, 2.5 miles south of Blue Lake; September 1, 2004; Collected by Paul Schmidt & Chuck Walker; Identified by Chuck Walker; #CA123]

Lopezia cordata Hornem. 'pretty rose' mosquito flower [Origin: Mexico and Central America] [US; Illinois; Jackson County; Carbondale; T9S, R1W, S28; 37 deg. 42.883'N, 89 deg. 13.328'W; 450 feet][North House, Plant Biology Greenhouse, Southern Illinois University; April 3, 2004; Collected by Chuck Walker; Identified by Richard Cole; #IL624]

Ludwigia decurrens Walt. wingleaf primrose-willow [US; Alabama; Mongomery County; Montgomery; T16N, R17E, S35; 170 feet][vacant lot next to 950 West South Blvd; September 12, 1998; Collected & identified by Chuck Walker; #AL03]

Ludwigia leptocarpa (Nutt.) Hara anglestem primrose-willow [US; Louisiana; Calcasieu Parish; Lake Charles; T10S, R8W, S29; 15 feet][marsh, end (east) of Tallow Rd.; July 7, 1994; Collected & identified by Chuck Walker; #LA119]

Ludwigia linearis Walt. narrowleaf primrose-willow [US; Oklahoma; Washita County; T11N, R18W, S6; 1,620 feet][along I-40, two miles west of Highway 44, between mile markers 50 and 51; May 20, 1997; Collected & identified by Chuck Walker; #OK01]

Ludwigia peploides (Kunth) Raven floating primrose-willow [US; Iowa; Fremont County; Riverton; T68N, R41W, S13; 920 feet][ditch, west of Rd #313, 10 m south of the turn-off to the boat launch, Riverton Wildlife Management Area; July 17, 1999; Collected & identified by Chuck Walker; #IA65]

Oenothera albicaulis Pursh. whitest evening-primrose [US; Arizona; Yavapai County; Prescott; T13N, R2W, S4; 5,390 feet][above retaining wall on south side of Walker St. at its intersection with S. Montezuma St.; July 2, 1995; Collected & identified by Chuck Walker; #AZ188]

Oenothera biennis L. common evening-primrose [US; Pennsylvania; Erie County; Erie; 575 feet][along Bayfront Highway by Public Dock; September 13, 1998; Collected & identified by Chuck Walker; #PA12]

Oenothera brachycarpa Gray shortfruit evening-primrose [US; Arizona; Yavapai County; Prescott; T14N, R2W, S35; 5,588 feet][flat area on top of Prescott Resort hill (1500 E. Highway 69); June 8, 1993; Collected & identified by Chuck Walker; #AZ108]

Oenothera caespitosa Nutt. tufted evening-primrose [US; Arizona; Yavapai County; Prescott; T14N, R2W, S17; 5,450 feet][near Anytown Camp at low water crossing, along Forest Service Rd. #374 that leads to Granite Basin Lake; June 3, 1995; Collected & identified by Chuck Walker; #AZ157]

Oenothera drummondii Hook. beach evening-primrose [US; Louisiana; Cameron Parish; Creole; T15S, R7W, S7; 2 feet][sand dunes above high tide level, Rutherford Beach; May 2, 1995; Collected & identified by Chuck Walker; #LA184]

Oenothera elata Kunth ssp. hirsutissima (Gray ex S. Wats.) W. Dietr. Hooker�s evening-primrose [US; Arizona; Yavapai County; Prescott; T13N, R2W, S9; 5,500 feet][along Highway 89, two miles south of Prescott; August 17, 1992; Collected & identified by Chuck Walker; #AZ08]

Oenothera laciniata Hill cutleaf evening-primrose [US; Louisiana; Calcasieu Parish, Lake Charles; T10S, R8W, S20; 15 feet][between commercial buildings & the University Square Apartments (4320 Auburn St.); May 6, 2000; Collected & identified by Chuck Walker; #LA271]

Oenothera linifolia Nutt. threadleaf evening-primrose [US; Louisiana; Beauregard Parish; T6S, R11W, S20; 30 feet][nine miles northwest of De Quincy, on the north side of Highway 389; April 28, 1994; Collected & identified by Chuck Walker; #LA74}

Oenothera pilosella Raf. meadow evening-primrose [US; Illinois; Gallatin County; T10S, R9E, S34; 37 deg. 36.775'N, 88 deg. 11.960'W; 360 feet][along south side of Ozee Landing Lane, about 400 m west of Ozee Landing (Saline River); June 20, 2003; Collected by Eric Lees & Chuck Walker; Identified by Chuck Walker; #IL500]

Oenothera spachiana Torr. & Gray Spach's evening-primrose [US; Louisiana; Calcasieu Parish; Lake Charles; T10S, R8W, S29; 15 feet][north side of Link Rd., 400 m from the Gulf Highway (#385); August 19, 1994; Collected & identified by Chuck Walker; #LA157]

Oenothera speciosa Nutt. pinkladies [US; Louisiana; Calcasieu Parish; Lake Charles; T10S, R8W, S19; 15 feet][west bank of the Contraband Bayou, across from 232 E. Parkway St.; May 6, 2000; Collected & identified by Chuck Walker; #LA272]