Taraxacum ceratophorum (Ledebour) de Candolle in A. P. de Candolle and A. L. P. P. de Candolle (Q3180)

Flora Commons

accepted id

Taraxacum ceratophorum (Ledebour) de Candolle

taxon name

Taraxacum ceratophorum

taxon authority

(Ledebour) de Candolle

taxon rank

species

FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.

taxon status

accepted

1 reference

taxon name

Taraxacum ceratophorum

1 reference

taxon authority

(Ledebour) de Candolle

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

pissenlit tuberculé (French)

1 reference

pissenlit corniculé (French)

1 reference

horned dandelion (English)

1 reference

horn-bearing dandelion (English)

1 reference

northern dandelion (English)

1 reference

rough dandelion (English)

1 reference

Horned dandelion (English)

1 reference

pissenlit tuberculé (English)

1 reference

VasCan taxon numeric id

3608

1 reference

distribution

CA-BC

present

native

1 reference

Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/

CA-AB

present

native

1 reference

Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.

CA-SK

present

native

1 reference

Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf

CA-MB

present

native

1 reference

Manitoba Checklist, 2002

CA-ON

present

native

1 reference

Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/

CA-QC

present

native

1 reference

Lavoie, G. & P. Morisset. 1987. Flore du Québec nordique et des territoires adjacents. Sous la direction de P. Morisset et S. Payette. Centre d'études nordiques et Herbier Louis-Marie, Université Laval. 3 vols. Manuscrit non relié, non publié.

Newfoundland, CA

present

native

1 reference

Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm

Labrador, CA

present

native

1 reference

Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm

CA-YT

present

native

1 reference

Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.

CA-NT

present

native

1 reference

Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.

CA-NU

present

native

1 reference

Morisse, P. & S. Payette. 1980. La flore et al végétation des Îles Dormeuses (Baie D'Hudson, Territoires du Nord-ouest, Canada). Naturaliste canadien 107: 63-86.

Greenland, GL

present

native

1 reference

Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.

Greenland

1 reference

CA-AB

Alta.

1 reference

CA-BC

B.C.

1 reference

CA-MB

Man.

1 reference

CA-NL

Nfld. and Labr.

1 reference

CA-NT

N.W.T.

1 reference

CA-NU

Nunavut

1 reference

CA-ON

Ont.

1 reference

CA-QC

Que.

1 reference

CA-SK

Sask.

1 reference

CA-YT

Yukon

1 reference

US-AK

Alaska

1 reference

US-CA

Calif.

1 reference

US-CO

Colo.

1 reference

US-MT

Mont.

1 reference

US-NV

Nev.

1 reference

US-NM

N.Mex.

1 reference

US-OR

Oreg.

1 reference

US-UT

Utah

1 reference

US-WA

Wash.

1 reference

US-WY

Wyo.

1 reference

Eurasia

1 reference

parent taxon

Taraxacum F. H. Wiggers

1 reference

taxon habit

herb

1 reference

GBIF taxon key

5393899

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering spring–summer.

1 reference

taxon habitat

wet to moist areas

1 reference

calcareous

1 reference

igneous rocks

1 reference

gravel

1 reference

sand

1 reference

clay

1 reference

wet meadows

1 reference

shores

1 reference

streams

1 reference

sandy

1 reference

seepage slopes

1 reference

early-melting snowbeds

1 reference

elevation

0–3000 m

1 reference

special status

F

1 reference

taxon description fragment

Plants (1–) 6–50 cm;

1 reference

d0_s0

taproots branched.

1 reference

d0_s1

Stems 1–10+, ascending to erect, ± purplish (at least proximally), densely villous (young) becoming glabrescent, sparsely villous to glabrate or glabrous proximally, ± densely villous distally.

1 reference

d0_s2

sessile or petioles ± broadly winged (bases barely narrowed compared to blades);

1 reference

d0_s4

blades narrowly oblanceolate to linear-oblanceolate or linear-oblong (often ± runcinate), 4–30 × (0.4–) 0.5–5 cm, bases cuneate to attenuate, margins lobed ± deeply to lacerate, irregularly to regularly, often toothed, merely denticulate, or subentire, lobes retrorse, straight or antrorse, deltate to triangular, acute to acuminate, teeth 0–1 on lobes, often more or mostly in sinuses, apices obtuse to sometimes acute, sometimes mucronate, faces glabrous or glabrate to very sparsely villous.

1 reference

d0_s5

Calyculi of 12–16 (–20), appressed to spreading, pale, ovate to elliptic or lanceovate to lanceolate (sometimes thin) bractlets in 2–3 series, 5–12 × (0.9–) 1.5–5 mm, margins hyaline, white or purplish, scarious, apices caudate to acuminate, ± strongly horned, callous, or occasionally some (rarely all) hornless, tips obtuse to rounded, scarious, erose.

1 reference

d0_s6

Involucres dark green, sometimes ± glaucous, campanulate to ± hemispheric, (5–) 8–19 (–21) mm.

1 reference

d0_s7

Phyllaries (10–) 12–14 (–17) in 2 series, lanceolate to ovatelanceolate (inner), 1.5–4.5 mm wide, margins scarious or not (outer), inner broadly scarious in proximal 1/2, apices usually horned, occasionally hornless, horns sometimes exceeding apices, tips white to purplish, scarious, erose.

1 reference

d0_s8

Florets 40–85+;

1 reference

d0_s9

corollas yellow, drying cream to whitish (outer abaxially gray or purple-striped on drying), 10–22 × 1–2.8 mm.

1 reference

d0_s10

Cypselae olivaceous to olive brown, tan to olivaceous tan, brown to reddish-brown, grayish brown or straw-colored, bodies oblanceoloid to obovoid, 2.5–4 (–5) mm wide, cones conic or narrowly conic to broadly terete, 0.5–0.9 mm, beaks slender, 4.5–14 mm, ribs 5, large (bearing 10–15 narrower ones), faces proximally tuberculate or sometimes nearly smooth (usually with at least some tubercules) to muricate in distal 1/3–1/2, sometimes wholly muricate;

1 reference

d0_s11

2n = 16, [24], 32, 40, 48.

1 reference

d0_s13

morphology statement

whole organism

1

6

1 reference

d0_s0

whole organism

6

50

1 reference

d0_s0

whole organism

growth form

plant

1 reference

d0_s0

1

10

1 reference

d0_s2

ascending

erect

1 reference

d0_s2

purplish

more or less

1 reference

d0_s2

villous

densely; becoming

1 reference

d0_s2

glabrescent

1 reference

d0_s2

sparsely villous

glabrate or glabrous proximally

1 reference

d0_s2

villous

more or less densely; distally

1 reference

d0_s2

10

1 reference

d0_s4

horizontal

patent

1 reference

d0_s4

erect

sometimes

1 reference

d0_s4

sessile

1 reference

d0_s4

leaf petiole

winged

more or less broadly

1 reference

d0_s4

narrowly oblanceolate

linear-oblanceolate or linear-oblong

1 reference

d0_s5

length

4

30

1 reference

d0_s5

atypical width

0.4

0.5

1 reference

d0_s5

0.5

5

1 reference

d0_s5

inflorescence phyllaries base

cuneate

attenuate

1 reference

d0_s5

lobed

more or less deeply

1 reference

d0_s5

course

straight

1 reference

d0_s5

antrorse

1 reference

d0_s5

deltate

triangular acute

1 reference

d0_s5

deltate

triangular acute

1 reference

d0_s5

lacerate

1 reference

d0_s5

toothed

irregularly; regularly; often

1 reference

d0_s5

denticulate

merely

1 reference

d0_s5

subentire

1 reference

d0_s5

retrorse

1 reference

d0_s5

obtuse to sometimes

1 reference

d0_s5

acute

sometimes

1 reference

d0_s5

mucronate

sometimes

1 reference

d0_s5

glabrous

1 reference

d0_s5

glabrate

1 reference

d0_s5

villous

very sparsely

1 reference

d0_s5

inflorescence calyculus

length

5

12

1 reference

d0_s6

inflorescence calyculus

atypical width

0.9

1.5

1 reference

d0_s6

inflorescence calyculus

1.5

5

1 reference

d0_s6

16

20

1 reference

d0_s6

12

16

1 reference

d0_s6

appressed

spreading

1 reference

d0_s6

pale

1 reference

d0_s6

ovate

elliptic or lanceovate

1 reference

d0_s6

hyaline

1 reference

d0_s6

white

1 reference

d0_s6

purplish

1 reference

d0_s6

scarious

1 reference

d0_s6

caudate

acuminate

1 reference

d0_s6

horned

more or less strongly

1 reference

d0_s6

callous

1 reference

d0_s6

hornless

occasionally

1 reference

d0_s6

obtuse

rounded

1 reference

d0_s6

scarious

1 reference

d0_s6

erose

1 reference

d0_s6

dark green

1 reference

d0_s7

glaucous

sometimes more or less

1 reference

d0_s7

campanulate

more or less hemispheric

1 reference

d0_s7

5

8

1 reference

d0_s7

19

21

1 reference

d0_s7

8

19

1 reference

d0_s7

10

12

1 reference

d0_s8

14

17

1 reference

d0_s8

12

14

1 reference

d0_s8

lanceolate

ovatelanceolate

1 reference

d0_s8

1.5

4.5

1 reference

d0_s8

scarious

1 reference

d0_s8

not

1 reference

d0_s8

scarious

broadly

1 reference

d0_s8

horned

usually

1 reference

d0_s8

hornless

occasionally

1 reference

d0_s8

white

purplish

1 reference

d0_s8

scarious

1 reference

d0_s8

erose

1 reference

d0_s8

yellow

1 reference

d0_s10

drying

1 reference

d0_s10

cream

whitish

1 reference

d0_s10

length

10

22

1 reference

d0_s10

1

2.8

1 reference

d0_s10

cone

narrowly conic

broadly terete

1 reference

d0_s11

cone

0.5

0.9

1 reference

d0_s11

fruit beak

size

slender

1 reference

d0_s11

fruit beak

4.5

14

1 reference

d0_s11

leaf rib

5

1 reference

d0_s11

leaf rib

size

large

1 reference

d0_s11

tuberculate

proximally

1 reference

d0_s11

sometimes nearly smooth to muricate

1 reference

d0_s11

muricate

sometimes wholly

1 reference

d0_s11

fruit pappus

white

cream

1 reference

d0_s13

fruit pappus

7.5

8

1 reference

d0_s13

fruit pappus

5

7.5

1 reference

d0_s13

16

1 reference

d0_s13

24

1 reference

d0_s13

32

1 reference

d0_s13

40

1 reference

d0_s13

48

1 reference

d0_s13

root taproot

branched

1 reference

d0_s1

inflorescence flower disc floret

40

85

1 reference

d0_s9

olivaceous

olive brown tan

1 reference

d0_s11

olivaceous

olive brown tan

1 reference

d0_s11

olivaceous

olive brown tan

1 reference

d0_s11

olivaceous

olive brown tan

1 reference

d0_s11

general structure body

oblanceoloid

obovoid

1 reference

d0_s11

general structure body

4

5

1 reference

d0_s11

general structure body

2.5

4

1 reference