Difference between revisions of "Taraxacum hyparcticum Dahlstedt (Q3183) "

Flora Commons

accepted id

Taraxacum hyparcticum Dahlstedt

taxon name

Taraxacum hyparcticum

Dahlstedt

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 hyparcticum

1 reference

taxon authority

Dahlstedt

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

pissenlit du Grand Nord (French)

1 reference

high arctic dandelion (English)

1 reference

High-Arctic dandelion (English)

1 reference

VasCan taxon numeric id

3611

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-YT

present

native

1 reference

Bennett, B., P.M. Catling, W.J. Cody & G.W. Argus. 2010. New records of vascular plants in the Yukon Territory VIII. Canadian Field Naturalist 124 (1): 1-27. http://canadianfieldnaturalist.ca/index.php/cfn/article/view/1025

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

Aiken, S.G., M.J. Dallwitz, L.L. Consaul, C.L., McJannet, R.L., Boles, G.W. Argus, J.M. Gillett, P.J. Scott, R. Elven, M.C. LeBlanc, L.J. Gillespie, A.K. Brysting, H. Solstad & J.G. Harris. 2007. Flora of the Canadian Arctic Archipelago: Descriptions, Illustrations, Identification, and Information Retrieval. [CD-ROM] NRC Research Press, National Research Council of Canada, Ottawa.

Greenland, GL

doubtful

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-NT

original value

N.W.T.

1 reference

CA-NU

original value

Nunavut

1 reference

US-AK

original value

Alaska

1 reference

Eurasia

1 reference

parent taxon

Taraxacum F. H. Wiggers

1 reference

taxon habit

herb

1 reference

GBIF taxon key

5394357

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering summer.

1 reference

taxon habitat

dry

1 reference

drained areas

1 reference

tundra

1 reference

sand terraces

1 reference

low center polygons

1 reference

old surfaces

1 reference

eroded knolls

1 reference

marine\/lacustrine deposits

1 reference

rocky streambeds

1 reference

dry slopes

1 reference

sandy

1 reference

elevation

20–1010 m

measurement range from

20 meter

measurement range to

1,010 meter

1 reference

taxon description fragment

Plants (3–) 5–12 (–30) cm;

1 reference

d0_s0

taproots occasionally branched.

1 reference

d0_s1

Stems 1–5, ascending to erect, pinkish to reddish or purplish, (barely exceeding foliage), glabrous or glabrate (rarely sparsely villous and villous distally).

1 reference

d0_s2

Leaves fewer than 10, usually patent, rarely erect;

1 reference

d0_s3

petioles sometimes narrowly winged;

1 reference

d0_s4

blades oblanceolate (often ± runcinate), 2–12+ × (0.3–) 0.5–1.2 cm, bases attenuate, margins lobed deeply and regularly to denticulate or subentire, lobes 5–6 pairs, straight to retrorse, triangular to deltate, teeth triangular 0–1 on lobes or 1–4 shallow pairs if subentire, acute to ± obtuse, apices obtuse to ± acute, faces glabrous.

1 reference

d0_s5

Calyculi of 10–14, spreading to appressed (thinner than phyllaries), dark green, broadly ovate or ovate to oblong bractlets in 2–3 series, 6–10 × 3.4–5 mm, margins narrowly hyaline, scarious, apices abruptly acuminate to caudate, strongly horned, tip ± scarious, erose.

1 reference

d0_s6

Involucres dark green to bluish black or dark purplish green, narrowly campanulate, 15–30 mm.

1 reference

d0_s7

Phyllaries 8–14 in 2 series, lanceolate to lanceovate, 1.5–3.5 mm wide, margins narrowly (outer) to widely scarious in proximal 1/3 (inner), narrowly so distally, apices long-acuminate, sometimes callous, hornless (rarely very small horns), tips white-scarious, erose, rounded.

1 reference

d0_s8

Florets 25–50;

1 reference

d0_s9

corollas cream-colored to white or pink-tinged distally, outer pinkish-striped abaxially, 15–20 × 1.2–3 mm.

1 reference

d0_s10

Cypselae tan or straw-colored to brown (or reddish-brown), sometimes grayish, bodies obovoid to oblanceoloid, 3–3.7 (–4) mm, mostly broad, cones conic, 0.4–0.7 mm, beaks slender, 3.5–4.5 mm, ribs 10–13 (5–6 prominent), mostly broad, faces proximally tuberculate, muricate in distal 1/2;

1 reference

d0_s11

2n = [24, 32, 40? some erroneous reports in literature under this name from Eurasia].

1 reference

d0_s13

morphology statement

3

5

1 reference

d0_s0

12

30

1 reference

d0_s0

5

12

1 reference

d0_s0

growth form

plant

1 reference

d0_s0

1

5

1 reference

d0_s2

ascending

erect

1 reference

d0_s2

pinkish

reddish or purplish

1 reference

d0_s2

pubescence

glabrous

1 reference

d0_s2

pubescence

glabrate

1 reference

d0_s2

leaf

0

10

1 reference

d0_s3

leaf

patent

usually

1 reference

d0_s3

leaf

erect

rarely

1 reference

d0_s3

leaf petiole

winged

sometimes narrowly

1 reference

d0_s4

oblanceolate

1 reference

d0_s5

length

2

12

1 reference

d0_s5

atypical width

0.3

0.5

1 reference

d0_s5

0.5

1.2

1 reference

d0_s5

inflorescence phyllaries base

attenuate

1 reference

d0_s5

lobed

deeply

1 reference

d0_s5

denticulate

regularly

1 reference

d0_s5

subentire

1 reference

d0_s5

5

6

1 reference

d0_s5

course

straight

1 reference

d0_s5

retrorse

1 reference

d0_s5

triangular

deltate

1 reference

d0_s5

depth

shallow

1 reference

d0_s5

subentire

1 reference

d0_s5

1

4

1 reference

d0_s5

depth

shallow

1 reference

d0_s5

subentire

1 reference

d0_s5

acute

more or less obtuse

1 reference

d0_s5

depth

shallow

1 reference

d0_s5

subentire

1 reference

d0_s5

obtuse

more or less acute

1 reference

d0_s5

leaf face

pubescence

glabrous

1 reference

d0_s5

inflorescence calyculus

spreading

appressed

1 reference

d0_s6

inflorescence calyculus

dark green

1 reference

d0_s6

inflorescence calyculus

ovate

oblong

1 reference

d0_s6

inflorescence bractlet

length

6

10

1 reference

d0_s6

inflorescence bractlet

3.4

5

1 reference

d0_s6

hyaline

narrowly

1 reference

d0_s6

scarious

1 reference

d0_s6

abruptly acuminate

caudate

1 reference

d0_s6

horned

strongly

1 reference

d0_s6

scarious

more or less

1 reference

d0_s6

erose

1 reference

d0_s6

dark green

bluish black or dark purplish

1 reference

d0_s7

green

1 reference

d0_s7

campanulate

narrowly

1 reference

d0_s7

15

30

1 reference

d0_s7

inflorescence phyllary

8

14

1 reference

d0_s8

inflorescence phyllary

lanceolate

lanceovate

1 reference

d0_s8

inflorescence phyllary

1.5

3.5

1 reference

d0_s8

scarious

narrowly to widely

1 reference

d0_s8

long-acuminate

narrowly; distally

1 reference

d0_s8

callous

sometimes

1 reference

d0_s8

hornless

1 reference

d0_s8

white-scarious

1 reference

d0_s8

erose

1 reference

d0_s8

rounded

1 reference

d0_s8

cream-colored

white or pink-tinged

1 reference

d0_s10

position

outer

1 reference

d0_s10

pinkish-striped

abaxially

1 reference

d0_s10

length

15

20

1 reference

d0_s10

1.2

3

1 reference

d0_s10

cone

conic

1 reference

d0_s11

cone

0.4

0.7

1 reference

d0_s11

fruit beak

size

slender

1 reference

d0_s11

fruit beak

3.5

4.5

1 reference

d0_s11

leaf rib

10

13

1 reference

d0_s11

leaf rib

broad

mostly

1 reference

d0_s11

leaf face

tuberculate

proximally

1 reference

d0_s11

leaf face

muricate

1 reference

d0_s11

whitish

1 reference

d0_s13

sordid

1 reference

d0_s13

5.5

7

1 reference

d0_s13

5

5.5

1 reference

d0_s13

root taproot

branched

occasionally

1 reference

d0_s1

inflorescence flower disc floret

25

50

1 reference

d0_s9

fruit cypsela

straw-colored

brown

1 reference

d0_s11

fruit cypsela

grayish

sometimes

1 reference

d0_s11

obovoid

oblanceoloid

1 reference

d0_s11

3.7

4

1 reference

d0_s11

3

3.7

1 reference

d0_s11

broad

mostly

1 reference