White Hawkweed, White-flowered Hawkweed: Hieracium albiflorum (Synonyms: Chlorocrepis albiflora, Hieracium helleri, Hieracium occidentale, Hieracium siskiyouense) -
Orange Hawkweed, King devil, Devil's Paintbrush: Hieracium aurantiacum -
Meadow Hawkweed, Yellow King Devil: Hieracium caespitosum (Synonym: Hieracium pratense) -
Slender Hawkweed, Alpine Hawkweed: Hieracium gracile -
Greene's Hawkweed: Hieracium greenei - Found near Fort Klamath.
Common Hawkweed, English Hawkweed, European Hawkweed: Hieracium lachenalii (Synonyms: Hieracium acuminatum, Hieracium vulgatum)
Tall Hawkweed: Hieracium piloselloides (Synonyms: Hieracium florentinum, Pilosella piloselloides)
Hairy Hawkweed, Hound's Tongue Hawkweed: Hieracium scouleri (Synonyms: Hieracium albertinum, Hieracium chapacanum, Hieracium cusickii, Hieracium cynoglossoides, Hieracium scouleri var. albertinum, Hieracium scouleri var. griseum, Hieracium scouleri var. scouleri) - Photos of the former Hieracium scouleri var. albertinum.
Scouler's Hawkweed, Woolly Weed, Scouler's Woollyweed, Hound Tongue Hawkweed: Hieracium scouleri (Synonyms: Hieracium albertinum, Hieracium chapacanum, Hieracium cusickii, Hieracium cynoglossoides, Hieracium scouleri var. albertinum, Hieracium scouleri var. griseum, Hieracium scouleri var. scouleri) - Photos of the former Hieracium scouleri var. scouleri.
Narrowleaf Hawkweed, Umbellate Hawkweed: Hieracium umbellatum (Synonyms: Hieraceium kalmii, Hieracium umbellatum ssp.umbellatum)