Hydrophyllum virginicum var. pacificum Eastwood ex Brand variety synonym Hydrophyllum coelestinum Douglas species homotypic synonym Hydrophyllum coelestinum Douglas ex Bentham species synonym Hydrophyllum capitatum var. pumilum Geyer ex Hook. variety synonym Hydrophyllum virginicum L. species synonym Hydrophyllum virginianum f. virginianum form synonym Hydrophyllum thompsoniae M.Peck species synonym Hydrophyllum tenuipes A.Heller species accepted Hydrophyllum viridulum G.N.Jones species synonym Hydrophyllum fendleri (A.Gray) A.Heller species accepted Hydrophyllum brownei Kral & V.M.Bates species accepted Hydrophyllum occidentale (S.Watson) A.Gray species accepted Hydrophyllum occidentale var. watsonii A.Gray variety synonym Hydrophyllum capitatum Douglas ex Benth. species accepted Hydrophyllum appendiculatum Michx. species accepted Decemium appendiculatum (Michx.) Small species synonym Hydrophyllum virginianum L. species accepted Hydrophyllum macrophyllum Nutt. species accepted Hydrophyllum canadense L. species accepted Hydrophyllum macrophyllum var. occidentale S.Watson variety synonym Hydrophyllum lobatum Stokes species synonym Hydrophyllum hispidum (Raf.) Riddell species synonym Hydrophyllum erectum Sessé & Moc. species doubtful Hydrophyllum cochinchinense Lour. ex Steud. species doubtful Hydrophyllum capitatum var. alpinum S.Watson variety synonym Hydrophyllum appendiculatum f. album Steyerm. form synonym Hydrophyllum alpinum Greene ex Brand species synonym Hydrophyllum alpestre A.Nelson & P.B.Kenn. species accepted Hydrophyllum albifrons var. fendleri (A.Gray) Brand variety synonym Hydrophyllum acerifolium Salisb. species synonym Decemium hirtum Raf. species synonym Phacelia furcata Douglas ex Hook. species synonym Hydrophyllum watsonii (A.Gray) Rydb. species synonym Hydrophyllum virginicum var. pacificum Eastw. variety synonym Hydrophyllum virginianum f. simplicifolium Fernald form synonym Hydrophyllum virginianum var. patens (Britton) Brand variety synonym Hydrophyllum tenuipes var. viride Jeps. variety synonym Hydrophyllum spiraeifolium Salisb. species synonym Hydrophyllum pinnatifidum Moench species synonym Nemophila paniculata Spreng. species synonym Hydrophyllum patens Britton species synonym Hydrophyllum occidentale var. fendleri A.Gray variety synonym Hydrophyllum capitatum var. pumilum Geyer variety homotypic synonym Phacelia bipinnatifida Frank ex A.DC. species heterotypic synonym Decemium appendiculatum (Michx.) Brand species synonym Hydrophyllum hirtum Willd., 1913 species accepted Hydrophyllum cochinchinense Lour. species homotypic synonym Phacelia furcata Douglas species homotypic synonym Hydrophyllum alpinum Greene species homotypic synonym Phacelia bipinnatifida Frank species homotypic synonym Hydrophyllum capitatum Douglas species homotypic synonym |