Carduus recurvatus Jord. ex Boreau accepted as Carduus nigrescens subsp. vivariensis (Jord.) Bonnier & Layens (original description)
Centaurea consimilis Boreau accepted as Centaurea jacea L. (original description)
Centaurea duboisii Boreau accepted as Centaurea jacea subsp. angustifolia (DC.) (original description)
Centaurea serotina (Dubois) Boreau accepted as Centaurea decipiens Thuill. (original description)
Hieracium abieticola Boreau (original description)
Hieracium acutatum Boreau (original description)
Hieracium adscitum Boreau (original description)
Hieracium aestivale Boreau (original description)
Hieracium albulum Boreau (original description)
Hieracium amphibolum Boreau (original description)
Hieracium analogum Boreau (original description)
Hieracium anisocladum Boreau (original description)
Hieracium arrectarium Boreau (original description)
Hieracium arrectum Boreau accepted as Hieracium laevigatum Willd. (original description)
Hieracium aspericaule Boreau (original description)
Hieracium aspernatum Boreau (original description)
Hieracium aspreticolum Boreau (original description)
Hieracium aurelianense Boreau (original description)
Hieracium auristylon Boreau (original description)
Hieracium aurulentum Boreau (original description)
Hieracium aviicolum Jord. (original description)
Hieracium bastardianum Boreau accepted as Hieracium diaphanoides subsp. bastardianum (Boreau) Zahn (original description)
Hieracium biturigense Jord. (original description)
Hieracium boreanum Boreau (original description)
Hieracium bounophilum Boreau (original description)
Hieracium brevidentatum Boreau (original description)
Hieracium brevipes Boreau (original description)
Hieracium carionii Boreau (original description)
Hieracium celsicaule Boreau (original description)
Hieracium cheriense Boreau (original description)
Hieracium chlorophyllum Boreau (original description)
Hieracium chloroticum Boreau (original description)
Hieracium comatulum Boreau (original description)
Hieracium conjugatum Boreau (original description)
Hieracium consociatum Boreau (original description)
Hieracium conspicuum Boreau (original description)
Hieracium cuspidatum Boreau (original description)
Hieracium deseglisei Boreau (original description)
Hieracium dissidens Boreau (original description)
Hieracium divergens Boreau (original description)
Hieracium dryadeum Boreau (original description)
Hieracium dryophilum Boreau (original description)
Hieracium dyscolum Boreau (original description)
Hieracium erubescens Boreau (original description)
Hieracium exotericum Jord. (original description)
Hieracium fagicolum Boreau (original description)
Hieracium fallens Boreau (original description)
Hieracium festinum Boreau (original description)
Hieracium fictum Boreau (original description)
Hieracium finitimum Boreau (original description)
Hieracium firmatum Boreau (original description)
Hieracium fissifolium Boreau (original description)
Hieracium fruticetorum Boreau (original description)
Hieracium furcillatum Boreau (original description)
Hieracium gentile Boreau (original description)
Hieracium grandidentatum Boreau (original description)
Hieracium incisifolium Boreau (original description)
Hieracium indolatum Boreau (original description)
Hieracium inquinatum Boreau (original description)
Hieracium insuetum Boreau (original description)
Hieracium intersitum Boreau (original description)
Hieracium laceratum Boreau (original description)
Hieracium latebrosum Boreau (original description)
Hieracium maculisparsum Boreau (original description)
Hieracium medioximum Boreau (original description)
Hieracium naevuliferum Boreau (original description)
Hieracium nemophilum Boreau (original description)
Hieracium nemorivagum Boreau (original description)
Hieracium oigocladum Boreau accepted as Hieracium glaucinum subsp. oigocladum Soó (original description)
Hieracium pallidifolium Boreau (original description)
Hieracium pallidulum Boreau (original description)
Hieracium partitum Boreau (original description)
Hieracium patulipes Boreau (original description)
Hieracium paucifoliatum Boreau (original description)
Hieracium paucinaevum Boreau (original description)
Hieracium percissum Boreau (original description)
Hieracium pervagum Jord. ex Boreau accepted as Hieracium umbellatum L. (original description)
Hieracium petrogenes Boreau (original description)
Hieracium picturatum Boreau (original description)
Hieracium pilatense Jord. (original description)
Hieracium pilosulum Boreau (original description)
Hieracium pinetorum Boreau (original description)
Hieracium prasinifolium Boreau (original description)
Hieracium pseudopsis Boreau (original description)
Hieracium pseudosciadium Boreau (original description)
Hieracium querceticolum Boreau (original description)
Hieracium quercetorum Boreau (original description)
Hieracium rarinaevum Boreau (original description)
Hieracium recensitum Boreau (original description)
Hieracium reconditum Boreau (original description)
Hieracium remotum Boreau (original description)
Hieracium retrodentatum Boreau (original description)
Hieracium rigidatum Boreau (original description)
Hieracium rigidulum Boreau (original description)
Hieracium sagotii Boreau (original description)
Hieracium scabripes Boreau (original description)
Hieracium serratifolium Boreau (original description)
Hieracium serum Boreau (original description)
Hieracium similatum Boreau (original description)
Hieracium sparsum Boreau accepted as Hieracium murorum subsp. stenocranum (Omang) Zahn (original description)