Updated with a few more (I left Yenok out just in case nobody agrees with prior post):
2manyroses = Loretta Zink
Abundantdaylilies = Mark Sattelmeier
Ahead = Steve Todd
Bittersweetfarm = Ann Townsend
Bearwme = Judy McDaniel
Cassa = Alexandra Khasianova
Cglilies= Brent Ross
Clare4mi = Chad Bush
Cottosnag = Cheryl Otto
crazy4lilies = Celeste / celestialrose
Davi = Judy Davisson
Dayliliesandbeyond = Jane Black
Daylily99 = Patricia Ball
Ddjp0523 = Derek Ponto
Dirtygirl = Regina K. Hess
Divinedaylilies = Justine at Haley Springs Farm
Dl4me0223 = Patricia Weller
Durango = Michael Bouman at Daylily Lay
DWM = Dave Mussar
Emtmike = Mike Halloran
Gardenofedie = Edie McMahon of Garden of Edie
Goedric = Jeff Vitale
Gramps = Ed Burton
Greengal = Linda Ball
Hemerohollic1 = Paul Pratt
Hockeymd99 = Casey Conover
J. D. Stadler = Celestial
Johnnyappleseed = John McIntosh
Ktlu = Katielou Greene
Lilyobsession = Matt Meadows
Lilyweeder = Mike Ridder
Mamalahlee = Laura Hood at Nature's Melody Nursery
Markarmand = Mark Breaux
Mike1256 = Mike Holmes
Morning_star = Mary Burgents of Morning Star Daylilies
Mthrnatur = Randy Griffin at Pendergriff South
Naturesedge = Gayle Story
Oneflowergirl = Audra Harden
Pkl47 = Paul K Lewis
Rich = Rich Howard
Robinmaine = Rob Laffin
Ruby = Dale & Cynthia Sherman
Runningfox = Claudia Conway
scflowers = Regina Cochran, Regina's Daylilies
Spunky1 = Kathleen or Fred Manning
Sscape = Greg Bogard
Starcrossedseeds = Judy Sweeney
Voyageart = Chris Wessells