Hieracium | Vascular Plantsvascular plants of the UK

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- Hieracium Sabauda
- Hieracium Hieracioides
- Hieracium Foliosa
- Hieracium Tridentata
- Hieracium Prenanthoidea
- Hieracium Alpestria
- Hieracium Amplexicaulia
- Hieracium Alpina
- Hieracium Subalpina
- Hieracium Lanatella
- Hieracium Villosa
- Hieracium Cerinthoidea
- Hieracium Oreadea
- Hieracium Stelligera
- Hieracium Vulgata
- Hieracium Hieracium
- (A)(B) Few to numerous simple
- (A)B (Few) numerous simple
- (A)C Few / no simple hairs
- (D)(E) Few / some stellate
- (F)(G) Few / some glandular
- A Few simple hairs
- A(B) Few to many simple hairs
- A(occ) Occasional simple hairs
- B Numerous simple
- B(A) Numerous (few) simple hairs
- C No simple
- C(A) No (occasional) simple hairs
- D Numerous/dense stellate
- D(E) Dense (few) stellate
- D(E) Numerous (few) stellate
- D(out) dense stellate on outer only
- E Few/No stellate
- E(D) No / few (some) stellate
- E(none) No stellate
- F Numerous glandular
- F(G) Numerous (few) glandular
- F(mic) Numerous micro glandular
- G No / few glandular
- G(min) Few minute glandular
- G(none) No glandular
- (H)(I) Obtuse / Acute apex
- (J)(K) +/- 11mm
- (J)K (<)>11mm
- <11mm
- >11mm
- H Obtuse apex
- H(I) Obtuse (some acute) apex
- H(outer) Obtuse apex outer bracts
- I Acute apex
- I(fil) Acute filamentous
- I(H) Acute (obtuse) tips
- J(K) <11mm(>11mm)
- Reflexed tips
- (V)(W) Small medium head
- (W) small/med head
- (W)(X) Medium to large capitula
- (W)X Large (medium) capitula
- cap Few
- cap1-10+
- cap1-20
- cap1-4
- cap1-4(14)
- cap1-5+
- cap1-6
- cap1-8
- cap10-20+
- cap2-10
- cap2-12
- cap2-15
- cap2-20
- cap2-4
- cap2-5
- cap2-50
- cap2-6
- cap2-8
- cap3-10
- cap3-12
- cap3-15
- cap3-20
- cap4-20
- cap5-16
- V small capitula head
- V(W) Small (medium) head
- W Medium
- W(X) Medium / large
- X Large capitula
- (P)(Q) Sometimes with spots
- (T)(U) Entire / toothed
- (Y) slightly hairy upper
- (Y)(Z) sometimes hairy
- (Y)Z Glabrous sometimes hairs
- (Z) slightly glabrous upper
- cl 0-1
- cl 0-1(3)
- cl 2-3
- cl 2-4
- cl 6-14
- cl 8-20
- cl few
- Glaucous
- P Spotted
- P(Q) Sometimes not spotted
- Q not spotted
- Q(P) Occasional spotting
- T no large teeth
- T(ent) Entire edges
- T(U) Entire/Serrate/Toothed
- U large teeth
- Y hairy upper surface
- Y(bulb) Hairy upper surface bulbous base
- Y(Z) Hairy (glabrous) upper surface
- Y*(both) Hairy stellate both sides
- Y*(caul) Hairy with cauline stellate
- Z Glabrous upper
- Z(Y) Glabrous (sometimes hairs)
- Z(Y)* Stellate (simple) hairs on upper surface
- Z* Stellate only (rough)
- (a)(b) Few to many simple hairs
- (c)(a) No / occasional simple hairs
- (d)(e) Some stellate
- (f)(g) Few / occasional glandular
- a Few simple hairs
- a(b) Few (numerous) simple
- a(occ) Occasional simple hairs
- b numerous simple
- c No simple
- c(a) No (occasional) simple hairs
- d Numerous stellate
- e Few stellate
- e(d) Few (numerous) stellate
- f Numerous glandular
- f(few) Few glandular
- f(min) Minute glandular
- g no/few glandular
- g(f) No / few (some) glandular
- g(min) Few minute glandular
- g(none) No glandular
- g(occ) Occasional glandular
- (N)(O) Yellow / discoloured styles
- (O) styles slightly discoloured
- (R)(S) Occasional hairy ligule tips
- N styles yellow
- N(O) Styles yellow slight discoloured
- N(orange) Orange styles
- O styles discoloured
- O(N) Discoloured (sometimes yellow) styles
- R Ligules hairy at tip
- R(S) Hairy (glabrous) ligule tips
- S ligules glabrous
- S(R) glabrous occasional hair
- Stylose heads

Alpina

135.034.080 Hieracium calenduliflorum
Amplexicaulia

135.034.071 Hieracium speluncarum
Alpestria

135.034.070 Hieracium zetlandicum
Alpestria

135.034.065 Hieracium difficile
Tridentata

135.034.030 Hieracium stewartii
Prenanthoidea

135.034.047 Hieracium prenanthoides
Foliosa

135.034.019 Hieracium melanoglochin
Vulgata - diaphanum

135.034.297 Hieracium submutabile
Stelligera

135.034.210 Hieracium argenteum
Stelligera

135.034.244 Hieracium saxorum
Sabauda

135.034.008 Hieracium sabaudum forma bladonii
Foliosa

135.034.022 Hieracium lanceolatifolium
Tridentata

135.034.044 Hieracium linguans
Subalpina

135.034.108 Hieracium lingulatum
Subalpina

135.034.111 Hieracium callistophyllum
Alpina

135.034.107 Hieracium holosericeum
Alpestria

135.034.055 Hieracium klingrahoolense
Alpina

135.034.092 Hieracium tenuifrons
Subalpina

135.034.131 Hieracium ochthophilum
Oreadea

135.034.176 Hieracium apheles

Photographing and Keying Hawkweeds

Photographing and Keying Hawkweeds

Yorkshire Hawkweeds by Vince Jones

Yorkshire Hawkweeds by Vince Jones

© 2022 Jon Holt

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