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hawkweeds
Hieracium
Hieracium /haɪ.əˈræsiəm/, known by the common name hawkweed and classically as hierakion (from ancient Greek ιεράξ, hierax 'hawk'), is a genus of the sunflower (Helianthus) family Asteraceae (or Compositae), and closely related to dandelion (Taraxacum), chicory (Cichorium), prickly lettuce (Lactuca) and sow thistle (Sonchus), which are part of the tribe Cichorieae. Hawkweeds, with their 10,000+ recorded species and subspecies, do their part to make Asteraceae the second largest family of flowers. Some botanists group all these...
60 branches of this genus, most-observed first

Hieracium subgen. Hieracium
subgenusHieracium

Chionoracium
subgenusChionoracium

Toxic hawkweed
speciesHieracium virosum

Tussock Hawkweed
speciesHieracium lepidulum

Grand-toothed hawkweed
speciesHieracium sylvularum

Hieracium robustum
speciesHieracium robustum

Hieracium morii
speciesHieracium morii

Hieracium bifidum
speciesHieracium bifidum

Maryland Hawkweed
speciesHieracium marianum

fimbriate-pitted hawkweed
speciesHieracium pilosum

Hieracium tenuiflorum
speciesHieracium tenuiflorum

Hieracium subpellucidum
speciesHieracium subpellucidum

Hieracium waldsteinii
speciesHieracium waldsteinii

Hieracium krylovii
speciesHieracium krylovii

Hieracium bupleuroides
speciesHieracium bupleuroides

Hieracium glaucum
speciesHieracium glaucum

Hieracium transylvanicum
speciesHieracium transylvanicum

Hieracium tommasinianum
speciesHieracium tommasinianum
Hieracium taigense
speciesHieracium taigense

Hieracium chlorocephalum
speciesHieracium chlorocephalum

Hieracium ganeschinii
speciesHieracium ganeschinii

Hieracium brevifolium
speciesHieracium brevifolium

Roffey's Hawkweed
speciesHieracium pollichiae

long-leaved hawkweed
speciesHieracium virgultorum

Hieracium korshinskyi
speciesHieracium korshinskyi

Hieracium dentatum
speciesHieracium dentatum

Hieracium atrocephalum
speciesHieracium atrocephalum
Hieracium lygistodon
speciesHieracium lygistodon

Houndstongue Hawkweed
speciesHieracium cynoglossoides

Hieracium bombycinum
speciesHieracium bombycinum

Hieracium scorzonerifolium
speciesHieracium scorzonerifolium

Hieracium putoranicum
speciesHieracium putoranicum

Hieracium valdepilosum
speciesHieracium valdepilosum

Hieracium phlomoides
speciesHieracium phlomoides

Hieracium lawsonii
speciesHieracium lawsonii

Hieracium cruentifolium
speciesHieracium cruentifolium

Hieracium glabratum
speciesHieracium glabratum

Hieracium picroides
speciesHieracium picroides

Hieracium dollineri
speciesHieracium dollineri

Diaphanous Hawkweed
speciesHieracium diaphanoides

Polar hawkweed
speciesHieracium atratum

Hieracium rotundatum
speciesHieracium rotundatum

Southern Hawkweed
speciesHieracium argillaceum

Hieracium pteropogon
speciesHieracium pteropogon

Hieracium subfariniramum
speciesHieracium subfariniramum

Hieracium nigrescens
speciesHieracium nigrescens

Hieracium nigritum
speciesHieracium nigritum

Hieracium bocconei
speciesHieracium bocconei

Hieracium praecurrens
speciesHieracium praecurrens

Hieracium maranzae
speciesHieracium maranzae

Hieracium monregalense
speciesHieracium monregalense
Hieracium peruanum
speciesHieracium peruanum

cat's-ear hawkweed
speciesHieracium hypochoeroides
Hieracium aquiliforme
speciesHieracium aquiliforme

Hieracium thaectolepium
speciesHieracium thaectolepium
Hieracium thulense
speciesHieracium thulense

northern hawkweed
speciesHieracium eboracense

Hieracium lainzii
speciesHieracium lainzii

Hieracium bourgaei
speciesHieracium bourgaei

Hieracium insubricum
speciesHieracium insubricum
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the old herbals & bestiaries

Hortus Eystettensis
Basilius Besler · 1640 · p.303

History of Rare Plants
Carolus Clusius · 1601 · p.636

Rariorum Plantarum Historia (with Fungorum Historia)
Carolus Clusius · 1601 · p.522

Book of Herbs
Hieronymus Bock (Tragus) · 1546 · p.235

On Medical Materials in Six Books
Dioscorides · 1550 · p.420

On the Names of Plants
Hieronymus Bock (Tragus) · 1552 · p.334

De medicinali materia libri sex
Dioscorides · 1552 · p.428

Commentaries on the Six Books of Dioscorides
Pietro Andrea Mattioli · 1560 · p.549

Commentaries on the Six Books of Dioscorides on Medical Matter
Pietro Andrea Mattioli · 1563 · p.506

Commentaries on the Six Books of Dioscorides on Medical Matter
Pietro Andrea Mattioli · 1563 · p.506

Commentaries on the Six Books of Pedanius Dioscorides on Medical Matter
Pietro Andrea Mattioli · 1565 · p.938

History of Rare Plants of Pannonia
Carolus Clusius · 1576 · p.725
In the stacks
Searching the stacks…
Every page naming Hieracium in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 55910.