Veronica Felibert carded a six-under-par 65 to lead by one at the end of the first round of the LPGA's Walmart NW Arkansas Championship.
The Venezuelan had seven birdies and a bogey in her round to lead by one from China's Shanshan Feng.
Behind Feng was a group of three players on four under, France's Karine Icher and two South Koreans, Inbee Park and MJ Hur.
Scotland's Catriona Matthew was two under while England's Jodi Ewart was one over, one ahead of compatriot Laura Davies and another Scot, Janice Moodie.
Collated first round scores in the LPGA Tour's Walmart NW Arkansas Championship Presented by P&G, Pinnacle Country Club, Rogers, Arkansas, United States of America
(par 71):
65 Veronica Felibert
66 Shanshan Feng (Chn)
67 Inbee Park (Kor), Karine Icher (Fra), Mi Jung Hur (Kor)
68 Ai Miyazato (Jpn), Anna Nordqvist (Swe), Ryann O'toole
69 Angela Oh, Ji-Young Oh (Kor), Jenny Shin, Azahara Munoz (Spa), Catriona Matthew, Beth Bader, Jessica Korda, Laura Diaz, Yuki Sakurai (Jpn), Katie Futcher
70 Jane Rah, So yeon Ryu (Kor), Becky Morgan, Mo Martin, Kyeong Bae (Kor), Mika Miyazato (Jpn), Jennifer Rosales (Phi), Sun Young Yoo (Kor), Sandra Gal (Ger), Suzann Pettersen (Nor), Gerina Piller, Na Yeon Choi (Kor), Momoko Ueda (Jpn), Stacy Lewis, Katherine Hull (Aus), Victoria Tanco
71 Stacy Prammanasudh, Meena Lee (Kor), Brittany Lincicome, Julieta Granada (Par), Christel Boeljon (Ned), Angela Stanford, Moira Dunn, Jennie Lee, Tiffany Joh, Eun Hee Ji (Kor), Haeji Kang (Kor), Lexi Thompson, Sarah-jane Smith (Aus), Candie Kung (Tai), Meredith Duncan, Stephanie Louden, Jimin Kang (Kor), Paula Creamer, Sophie Gustafson (Swe), Karin Sjodin (Swe)
72 Sandra Changkija, Beatriz Recari (Spa), Reilley Rankin, Amy Yang (Kor), Jennifer Gleason, Jessica Shepley (Can), Marcy Hart, Il-hee Lee (Kor), Cindy Lacrosse, Lorie Kane (Can), Kathleen Ekey, Wendy Ward, Numa Gulyanamitta (Tha), Michelle Wie, Jin young Pak (Kor), Dewi Claire Schreefel, Haru Nomura (Jpn), Pernilla Lindberg (Swe), Paige Mackenzie, Nicole Hage, Danielle Kang
73 Chella Choi (Kor), Hee Kyung Seo (Kor), Cristie Kerr, Brittany Lang, Rebecca Lee bentham (Can), Cydney Clanton, Yani Tseng (Tai), Pornanong Phatlum (Tha), Se Ri Pak (Kor), Jodi Ewart, Wendy Doolan (Aus), Giulia Sergas (Ita), Na On Min (Jpn), Maude-Aime Leblanc (Fra), Christina Kim, Karlin Beck, Hee-Won Han (Kor), Kristy McPherson, Elisa Serramia (Spa), Lizette Salas, Nicole Castrale, Amanda Blumenherst
74 Emily Tubert, Stephanie Sherlock (Can), Maria Hjorth (Swe), Vicky Hurst, Danah Bordner, Jane Park, Belen Mozo (Spa), Caroline Hedwall (Swe), Samantha Richdale, Laura Davies, Janice Moodie, Hee Young Park (Kor)
75 Mariajo Uribe (Col), Ayaka Kaneko, Karen Stupples, Song-Hee Kim (Kor), Mindy Kim (Kor), Maria Hernandez (Spa), Alison Walshe, Mina Harigae
76 Sydnee Michaels, In Kyung Kim (Kor), Anna Grzebien, Pat Hurst, Kris Tamulis, Michelle Ellis, Jennifer Song, Natalie Gulbis, Alena Sharp (Can), Jeong Jang (Kor)
77 Irene Cho, Lisa Ferrero (Mex), Meaghan Francella, Amy Hung (Tai), Dori Carter, Heather Bowie Young
78 Juli Inkster, Taylor Coutu, Leta Lindley
79 Tanya Dergal, Hannah Yun, Morgan Pressel, Christine Song
80 Jacqui Concolino
82 Stephanie Kono
WD: Jee Young Lee (Kor), Seon Hwa Lee (Kor)
