- Erigeron abajoensis – Abajo fleabane
- Erigeron accedens
- Erigeron acris – Blue Fleabane
- Erigeron acomanus – Bluewater Fleabane
- Erigeron acutatus
- Erigeron aequifolius – Hall's Fleabane, Hall's Daisy
- Erigeron alaskanus
- Erigeron alcicornutus
- Erigeron algidus – Stalked Fleabane
- Erigeron aliceae – Alice Eastwood's Fleabane
- Erigeron allocotus – Big Horn Fleabane
- Erigeron alpinus – Alpine Erigeron
- Erigeron anchana – Sierra Ancha Fleabane
- Erigeron angustatus
- Erigeron annuus – Eastern Daisy Fleabane
- Erigeron aphanactis – Rayless Shaggy Fleabane
- Erigeron arenarioides – Sand Fleabane
- Erigeron argentatus – Silver Fleabane
- Erigeron arisolius – Arid Throne Fleabane
- Erigeron arizonicus – Arizona Fleabane
- Erigeron asperugineus – Idaho Fleabane
- Erigeron atticus - Greek Fleabane
- Erigeron aurantiacus – Orange Daisy
- Erigeron aureus – Alpine Yellow Fleabane
- Erigeron austiniae
- Erigeron awapensis – Awapa Fleabane
- Erigeron barbarensis
- Erigeron barbellatus – Shining Fleabane
- Erigeron basalticus – Basalt Fleabane
- Erigeron bellidiastrum – Western Daisy Fleabane
- Erigeron bellioides
- Erigeron bigelovii – Bigelow's Fleabane
- Erigeron biolettii – Biolett's Erigeron
- Erigeron bistiensis
- Erigeron blochmaniae – Blochman's Erigeron
- Erigeron bloomeri – Scabland Fleabane
- Erigeron borealis – Alpine Fleabane
- Erigeron breviscapinus – Life Flower
- Erigeron breweri – Brewer's Fleabane
- Erigeron caespitosus (syn. E. hyperboreus) – Tufted Fleabane
- Erigeron calvus
- Erigeron canus – Hoary Fleabane
- Erigeron cascadensis – Cascade Fleabane
- Erigeron caucasicus
- Erigeron cervinus – Siskiyou Fleabane
- Erigeron chrysopsidis – Dwarf Yellow Fleabane, Golden Daisy/Fleabane (yellow ray flowers).
- Erigeron cinereus
- Erigeron clokeyi – Clokey's Fleabane
- Erigeron colomexicanus – Running Fleabane
- Erigeron compactus – Fern-leaf Fleabane
- Erigeron compositus – Cut-leaf Fleabane, Dwarf Mountain Fleabane (with or without ray flowers)
- Erigeron concinnus – Navajo Fleabane
- Erigeron consimilis – Foothill Fleabane
- Erigeron corymbosus – Long-leaf Fleabane
- Erigeron coulteri – Large Mountain Fleabane
- Erigeron crenatus
- Erigeron cronquistii – Cronquist's Fleabane
- Erigeron cuneifolius – Wedge-leaf Fleabane
- Erigeron darrellianus – Darrell's Fleabane
- Erigeron decumbens – Willamette Fleabane
- Erigeron delicatus
- Erigeron delphinifolius
- Erigeron disparipilus – White Cushion Fleabane
- Erigeron divergens – Spreading Fleabane
- Erigeron eatonii – Eaton's Fleabane
- Erigeron elatior – Tall Fleabane
- Erigeron elatus
- Erigeron elegantulus – Blue Dwarf Fleabane
- Erigeron elmeri
- Erigeron engelmannii – Engelmann's Fleabane
- Erigeron evermannii – Evermann's Fleabane
- Erigeron eximius – Spruce-fir Fleabane
- Erigeron filifolius – Thread-leaf Fleabane
- Erigeron flabellifolius – Fan-leaf Fleabane.
- Erigeron flagellaris – Trailing Fleabane
- Erigeron flettii – Flett's Fleabane
- Erigeron foliosus – Leafy Fleabane
- Erigeron formosissimus – Beautiful Fleabane
- Erigeron fragilis
- Erigeron frigidus
- Erigeron frondeus
- Erigeron fruticetorum
- Erigeron fuertesii
- Erigeron furcatus
- Erigeron garrettii – Garrett's Fleabane
- Erigeron geiseri – Geiser's Fleabane
- Erigeron glabellus – Streamside Fleabane
- Erigeron glabratus
- Erigeron glaucus – Beach Aster, Beach Daisy, Seaside Daisy
- Erigeron goodrichii – Uinta Mountain Fleabane
- Erigeron gracilis – Quill Fleabane
- Erigeron grandiflorus – Large-flower Fleabane
- Erigeron heliographis – Heliograph Peak Fleabane
- Erigeron hessii – Hess' Fleabane
- Erigeron howellii – Howell's Fleabane
- Erigeron hultenii – Hulten's Fleabane
- Erigeron humilis – Arctic-alpine Fleabane
- Erigeron hungaricus – endemic to the Tatra Mountains
- Erigeron hybridus
- Erigeron hyssopifolius – Hyssop-leaf Fleabane
- Erigeron inornatus – California Rayless Fleabane
- Erigeron jamaicensis – Jamaica Fleabane
- Erigeron jonesii – Jones' Fleabane
- Erigeron kachinensis – Kachina Fleabane
- Erigeron karvinskianus – Latin American Fleabane
- Erigeron kuschei – Chiricahua Fleabane
- Erigeron lackschewitzii
- Erigeron lanatus – Woolly Fleabane
- Erigeron lassenianus – Mt. Lassen Fleabane
- Erigeron latus – Broad Fleabane
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- Erigeron leibergii – Leiberg's Fleabane
- Erigeron leiomerus – Rockslide Yellow Fleabane
- Erigeron lemmonii – Lemmon's Fleabane
- Erigeron linearis – Desert Yellow Fleabane
- Erigeron lobatus – Lobed Fleabane
- Erigeron lonchophyllus – Shortray Fleabane
- Erigeron maguirei – Maguire's Fleabane
- Erigeron mairei – Atlas Mountains Fleabane
- Erigeron mancus – Depauperate Fleabane
- Erigeron maniopotamicus – Mad River Fleabane
- Erigeron melanocephalus – Black-head Fleabane
- Erigeron mexiae – Mex's Fleabane
- Erigeron miser – Starved Fleabane
- Erigeron miyabeanus – Japanese Fleabane
- Erigeron modestus – Plains Fleabane
- Erigeron muirii – Muir's Fleabane
- Erigeron multiceps – Kern River Fleabane
- Erigeron multiradiatus – Himalayan Fleabane
- Erigeron myosotis
- Erigeron nanus – Dwarf Fleabane
- Erigeron nauseosus – Marysvale Fleabane
- Erigeron neglectus
- Erigeron nematophyllus – Needle-leaf Fleabane
- Erigeron neomexicanus – New Mexico Fleabane
- Erigeron ochroleucus – Buff Fleabane
- Erigeron oharai
- Erigeron oreganus – Gorge Fleabane
- Erigeron oreophilus – Chaparral Fleabane
- Erigeron ovinus – Sheep Fleabane
- Erigeron oxyphyllus – Wand Fleabane
- Erigeron parishii – Parish's Fleabane
- Erigeron peregrinus – Wandering Fleabane, Subalpine Fleabane, Foreign Fleabane
- Erigeron petrophilus – Cliff Fleabane, Rock daisy (no ray flowers)
- Erigeron philadelphicus – Philadelphia Fleabane/Daisy
- Erigeron pinnatisectus – Feather-leaf Fleabane
- Erigeron piperianus – Piper's Fleabane
- Erigeron piscaticus – Fish Creek Fleabane
- Erigeron poliospermus – Purple Cushion Fleabane
- Erigeron pringlei – Pringle's Fleabane
- Erigeron procumbens – Corpus Christi Fleabane
- Erigeron proselyticus – Professor's Fleabane
- Erigeron pubescens – Hairy Fleabane
- Erigeron pulchellus – Robin's Plantain
- Erigeron pulcherrimus – Basin Fleabane
- Erigeron pumilus – Shaggy Fleabane
- Erigeron purpuratus – Purple Fleabane
- Erigeron pygmaeus – Pygmy Fleabane
- Erigeron quercifolius – Oak-leaf Fleabane
- Erigeron radicatus – Tap-root Fleabane
- Erigeron reductus
- Erigeron religiosus – Clear Creek Fleabane
- Erigeron rhizomatus – Zuni Fleabane
- Erigeron roylei – Royle's Fleabane
- Erigeron rybius – Royal Fleabane
- Erigeron rydbergii – Rydberg's Fleabane
- Erigeron salishii – Star Peak Fleabane
- Erigeron salmonensis – Salmon River Fleabane
- Erigeron sanctarum – Saints Fleabane
- Erigeron saxatilis – Rock Fleabane
- Erigeron sceptrifer – Scepter-bearing Fleabane
- Erigeron scopulinus – Winn Falls Fleabane
- Erigeron serpentinus
- Erigeron simplex – One-stem Fleabane
- Erigeron sionis – Zion Fleabane
- Erigeron sivinskii
- Erigeron socorrensis
- Erigeron speciosus – Aspen Fleabane
- Erigeron strigosus – Prairie Fleabane
- Erigeron subglaber – Hairless Fleabane
- Erigeron subtrinervis – Three-nerve Fleabane
- Erigeron supplex – Supple Fleabane
- Erigeron tenellus – Rio Grande Fleabane
- Erigeron tener – Slender Fleabane
- Erigeron tenuis – Slender-leaf Fleabane
- Erigeron thunbergii – Thunberg's Fleabane
- Erigeron tweedyi – Tweedy's Fleabane
- Erigeron uintahensis – Uinta Fleabane
- Erigeron uncialis – Lone Fleabane
- Erigeron uniflorus – One-flowered Fleabane
- Erigeron untermannii – Indian Canyon Fleabane
- Erigeron ursinus – Bear River Fleabane
- Erigeron utahensis – Utah Fleabane
- Erigeron vagus – Rambling Fleabane
- Erigeron velutipes
- Erigeron vernus – Early White-top Fleabane
- Erigeron versicolor – Sonora Fleabane
- Erigeron vetensis – Early Blue-top Fleabane
- Erigeron viscosum
- Erigeron vreelandii
- Erigeron watsonii – Watson's Fleabane
- Erigeron wilkenii – Wilken's Fleabane
- Erigeron yukonensis – Yukon Fleabane
- Erigeron zothecinus – Lake Powell Fleabane
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