Draba incana Linnaeus (Q3512)

taxon name

Draba incana

1 reference

taxon authority

Linnaeus

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave grisâtre (French)

1 reference

drave trapue (French)

1 reference

drave blanchâtre (French)

1 reference

drave de Berne (French)

1 reference

twisted draba (English)

1 reference

twisted whitlowgrass (English)

1 reference

hoary whitlowgrass (English)

1 reference

VasCan taxon numeric id

4008

1 reference

distribution

CA-MB

present

native

1 reference

Manitoba Checklist, 2002

CA-ON

present

native

1 reference

Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.

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.

CA-NB

present

native

1 reference

Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.

CA-PE

present

native

1 reference

Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 pp.

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

FR-PM

doubtful

1 reference

Etcheberry, R. 1989. Plantes de Saint-Pierre et Miquelon. Unpublished list (MT).

CA-NU

present

native

1 reference

Kotanen, P.M. 2005. List of the Vascular Plants of Akimiki Island, Nunavut Territory. www.utm.utoronto.ca/~w3pkota/akimiskiflora/akiplants.doc (consulted 2010-08) http://www.utm.utoronto.ca/~w3pkota/akimiskiflora/akiplants.doc

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-MB

Man.

1 reference

CA-NB

N.B.

1 reference

CA-NL

Nfld. and Labr.

1 reference

CA-ON

Ont.

1 reference

CA-PE

P.E.I.

1 reference

CA-QC

Que.

1 reference

US-MI

Mich.

1 reference

US-MN

Minn.

1 reference

n

1 reference

c Europe (Russia)

1 reference

parent taxon

Draba Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3049770

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Jul–Aug.

1 reference

taxon habitat

rock outcrops

1 reference

talus

1 reference

gravelly shores

1 reference

elevation

0-200 m

1 reference

taxon description fragment

Stems usually branched, rarely unbranched, (0.3–) 0.6–3 (–4) dm, densely pubescent proximally, trichomes simple, 0.4–1.3 mm, with fewer 2–4-rayed ones, to 0.3 mm, (distally with mostly branched trichomes, with fewer, simple ones).

1 reference

d0_s2

petiolate;

1 reference

d0_s4

petiole base and margin ciliate, (trichomes simple, 0.2–0.7 mm);

1 reference

d0_s5

blade lanceolate or oblanceolate to spatulate, 0.5–2.9 cm × 1–5 (–9) mm, margins dentate, surfaces pubescent, abaxially with stalked, cruciform, or 2-rayed or 3-rayed trichomes, 0.1–0.4 mm, (rarely with a branched ray), adaxially with simple trichomes, 0.1–0.7 mm, and stalked, 2–4-rayed ones.

1 reference

d0_s6

sessile;

1 reference

d0_s8

blade ovate to oblong or lanceolate (base often densely bearded abaxially, trichomes simple, to 1.3 mm), margins dentate, surfaces pubescent as basal.

1 reference

d0_s9

Racemes (11–) 17–36 (–48) -flowered, bracteate basally, elongated or not in fruit;

1 reference

d0_s10

Fruiting pedicels erect to ascending, (subappressed to rachis), straight, (1.5–) 2.5–6 (–13) mm, pubescent, trichomes 2–4-rayed and simple.

1 reference

d0_s12

Flowers: sepals ovate, 2–2.5 mm, pubescent, (trichomes simple and short-stalked, 2–4-rayed);

1 reference

d0_s13

petals white, spatulate, 3.5–4.5 × 1–2 mm;

1 reference

d0_s14

anthers ovate, 0.3–0.4 mm.

1 reference

d0_s15

Fruits oblong to linear-lanceolate or elliptic, slightly twisted or plane, flattened, 5–10 (–12) × 1.5–2.5 (–3) mm;

1 reference

d0_s16

valves glabrous or pubescent, trichomes simple and short-stalked, 2–4-rayed, 0.05–0.3 mm;

1 reference

d0_s17

ovules (24–) 30–40 per ovary;

1 reference

d0_s18

style 0.01–0.25 mm.

1 reference

d0_s19

Seeds oblong, 0.7–1.1 × 0.5–0.6 mm. 2n = 32.

1 reference

d0_s20

morphology statement

branched

usually

1 reference

d0_s2

unbranched

rarely

1 reference

d0_s2

atypical some measurement

0.3

0.6

1 reference

d0_s2

atypical some measurement

3

4

1 reference

d0_s2

0.6

3

1 reference

d0_s2

pubescent

densely; proximally

1 reference

d0_s2

simple

1 reference

d0_s2

0.4

1.3

1 reference

d0_s2

0

0.3

1 reference

d0_s2

arrangement

rosulate

1 reference

d0_s4

petiolate

1 reference

d0_s4

inflorescence phyllaries base

ciliate

1 reference

d0_s5

inflorescence palea margin

ciliate

1 reference

d0_s5

oblanceolate

spatulate

1 reference

d0_s6

0.5

2.9

1 reference

d0_s6

atypical width

5

9

1 reference

d0_s6

1

5

1 reference

d0_s6

inflorescence palea margin

dentate

1 reference

d0_s6

stalked

1 reference

d0_s6

cruciform

1 reference

d0_s6

simple

1 reference

d0_s6

atypical quantity

15

22

1 reference

d0_s8

atypical quantity

54

76

1 reference

d0_s8

quantity

22

54

1 reference

d0_s8

sessile

1 reference

d0_s8

ovate

oblong or lanceolate

1 reference

d0_s9

inflorescence palea margin

dentate

1 reference

d0_s9

(11-)17-36(-48)-flowered

1 reference

d0_s10

bracteate

basally

1 reference

d0_s10

elongated

1 reference

d0_s10

not

1 reference

d0_s10

leaf rachis

course

flexuous

not

1 reference

d0_s12

leaf rachis

pubescent

1 reference

d0_s12

simple

1 reference

d0_s12

inflorescence flower sepal

ovate

1 reference

d0_s13

inflorescence flower sepal

2

2.5

1 reference

d0_s13

inflorescence flower sepal

pubescent

1 reference

d0_s13

coloration

white

1 reference

d0_s14

spatulate

1 reference

d0_s14

3.5

4.5

1 reference

d0_s14

1

2

1 reference

d0_s14

inflorescence flower anther

ovate

1 reference

d0_s15

inflorescence flower anther

0.3

0.4

1 reference

d0_s15

oblong

linear-lanceolate or elliptic

1 reference

d0_s16

twisted

slightly

1 reference

d0_s16

plane

1 reference

d0_s16

flattened

1 reference

d0_s16

atypical length

10

12

1 reference

d0_s16

5

10

1 reference

d0_s16

atypical width

2.5

3

1 reference

d0_s16

1.5

2.5

1 reference

d0_s16

general structure

glabrous

1 reference

d0_s17

general structure

pubescent

1 reference

d0_s17

simple

1 reference

d0_s17

short-stalked

1 reference

d0_s17

0.05

0.3

1 reference

d0_s17

inflorescence flower gynoecium pistil ovule

atypical quantity

24

30

1 reference

d0_s18

inflorescence flower gynoecium pistil ovule

quantity

30

40

1 reference

d0_s18

inflorescence flower gynoecium pistil style

0.01

0.25

1 reference

d0_s19

seed

oblong

1 reference

d0_s20

seed

0.7

1.1

1 reference

d0_s20

seed

0.5

0.6

1 reference

d0_s20

chromosome

quantity

32

1 reference