Difference between revisions of "Draba oblongata R. Brown ex de Candolle (Q3522) "

taxon name

Draba oblongata

1 reference

taxon authority

R. Brown ex de Candolle

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave oblongue (French)

1 reference

Canada arctic draba (English)

1 reference

Canada arctic whitlowgrass (English)

1 reference

VasCan taxon numeric id

4018

1 reference

distribution

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.

CA-NT

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.

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.

CA-QC

present

native

1 reference

Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 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

e Asia (Russian Far East)

1 reference

e Asia (Siberia)

1 reference

parent taxon

Draba Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3049427

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Jun–Jul.

1 reference

taxon habitat

ridges

1 reference

hillsides

1 reference

sand

1 reference

gravel flood plains

1 reference

swales

1 reference

tundra

1 reference

elevation

0-400 m

1 reference

taxon description fragment

sometimes scapose.

1 reference

d0_s3

Stems unbranched, (0.2–) 0.4–1.5 (–1.9) dm, pubescent throughout, trichomes simple, 0.4–0.8 mm, and short-stalked, 4–10-rayed, 0.05–0.3 mm, (mostly branched distally).

1 reference

d0_s4

petiolate;

1 reference

d0_s6

petiole base and margin ciliate, (trichomes simple, 0.3–1 mm);

1 reference

d0_s7

blade oblanceolate to lanceolate, 0.4–1.5 cm × 1.5–5 mm, margins entire, surfaces pubescent with simple and stalked, 2-rayed or 3-rayed trichomes, 0.4–1 mm, with short-stalked, 8–12-rayed, stellate ones, 0.1–0.2 mm.

1 reference

d0_s8

sessile;

1 reference

d0_s10

blade oblong to broadly ovate, margins entire, surfaces pubescent as basal.

1 reference

d0_s11

Racemes 5–13 (–18) -flowered, ebracteate, elongated in fruit;

1 reference

d0_s12

Fruiting pedicels divaricate to ascending, straight, 2–6 (–8) mm, pubescent as rachis.

1 reference

d0_s14

Flowers: sepals ovate, 2–3 mm, pubescent, (trichomes simple and short-stalked, mostly 2-rayed);

1 reference

d0_s15

petals white, spatulate to obovate, 3.5–5 × 1.5–2.5 mm;

1 reference

d0_s16

anthers ovate, 0.2–0.3 mm.

1 reference

d0_s17

Fruits elliptic to oblong, plane, slightly flattened, 4–8 (–9.5) × 2–3 (–4) mm;

1 reference

d0_s18

valves pubescent, trichomes short-stalked, (2–) 5–12-rayed, 0.05–3 mm;

1 reference

d0_s19

ovules 24–36 per ovary;

1 reference

d0_s20

style 0.2–0.8 mm (stigma considerably wider than style, often appearing 2-lobed).

1 reference

d0_s21

Seeds ovate, 0.7–1 × 0.5–0.6 mm. 2n = 64.

1 reference

d0_s22

morphology statement

stem caudex

branched

1 reference

d0_s3

stem caudex

scapose

sometimes

1 reference

d0_s3

unbranched

1 reference

d0_s4

atypical some measurement

0.2

0.4

1 reference

d0_s4

atypical some measurement

1.5

1.9

1 reference

d0_s4

0.4

1.5

1 reference

d0_s4

pubescent

throughout

1 reference

d0_s4

arrangement

rosulate

1 reference

d0_s6

petiolate

1 reference

d0_s6

inflorescence phyllaries base

ciliate

1 reference

d0_s7

inflorescence palea margin

ciliate

1 reference

d0_s7

oblanceolate

lanceolate

1 reference

d0_s8

0.4

1.5

1 reference

d0_s8

1.5

5

1 reference

d0_s8

inflorescence palea margin

entire

1 reference

d0_s8

quantity

0

2

1 reference

d0_s10

sessile

1 reference

d0_s10

oblong

broadly ovate

1 reference

d0_s11

inflorescence palea margin

entire

1 reference

d0_s11

course

flexuous

not

1 reference

d0_s14

pubescent

1 reference

d0_s14

arrangement

divaricate

1 reference

d0_s14

orientation

ascending

1 reference

d0_s14

course

straight

1 reference

d0_s14

atypical some measurement

6

8

1 reference

d0_s14

2

6

1 reference

d0_s14

pubescent

1 reference

d0_s14

inflorescence flower sepal

ovate

1 reference

d0_s15

inflorescence flower sepal

2

3

1 reference

d0_s15

inflorescence flower sepal

pubescent

1 reference

d0_s15

coloration

white

1 reference

d0_s16

spatulate

obovate

1 reference

d0_s16

3.5

5

1 reference

d0_s16

1.5

2.5

1 reference

d0_s16

inflorescence flower anther

ovate

1 reference

d0_s17

inflorescence flower anther

0.2

0.3

1 reference

d0_s17

elliptic

oblong

1 reference

d0_s18

plane

1 reference

d0_s18

flattened

slightly

1 reference

d0_s18

atypical length

8

9.5

1 reference

d0_s18

4

8

1 reference

d0_s18

atypical width

3

4

1 reference

d0_s18

2

3

1 reference

d0_s18

inflorescence flower gynoecium pistil ovule

quantity

24

36

1 reference

d0_s20

inflorescence flower gynoecium pistil style

0.2

0.8

1 reference

d0_s21

seed

ovate

1 reference

d0_s22

seed

0.7

1

1 reference

d0_s22

seed

0.5

0.6

1 reference

d0_s22

chromosome

quantity

64

1 reference

d0_s22

simple

1 reference

d0_s4

0.4

0.8

1 reference

d0_s4

short-stalked

1 reference

d0_s4

0.05

0.3

1 reference

d0_s4

0.4

1

1 reference

d0_s8

0.1

0.2

1 reference

d0_s8

inflorescence raceme

5-13(-18)-flowered

1 reference

d0_s12

inflorescence raceme

ebracteate

1 reference

d0_s12

inflorescence raceme

elongated

1 reference

d0_s12

general structure valve

pubescent

1 reference

d0_s19

short-stalked

1 reference

d0_s19

0.05

3

1 reference