Difference between revisions of "Draba verna Linnaeus (Q3537) "

taxon name

Draba verna

1 reference

taxon authority

Linnaeus

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave printanière (French)

1 reference

spring draba (English)

1 reference

spring whitlowgrass (English)

1 reference

vernal whitlowgrass (English)

1 reference

common draba (English)

1 reference

common whitlowgrass (English)

1 reference

Whitlow grass (English)

1 reference

whitlow wort (English)

1 reference

VasCan taxon numeric id

4034

1 reference

distribution

CA-BC

present

introduced

1 reference

Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.

CA-AB

present

introduced

1 reference

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

CA-ON

present

introduced

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

irregular

introduced

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

irregular

introduced

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-NS

present

introduced

1 reference

Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.

CA-AB

Alta.

1 reference

CA-BC

B.C.

1 reference

CA-NB

N.B.

1 reference

CA-ON

Ont.

1 reference

CA-QC

Que.

1 reference

US-AL

Ala.

1 reference

US-AR

Ark.

1 reference

US-CA

Calif.

1 reference

US-CT

Conn.

1 reference

US-DE

Del.

1 reference

US-DC

D.C.

1 reference

US-GA

Ga.

1 reference

US-ID

Idaho

1 reference

US-IL

Ill.

1 reference

US-IN

Ind.

1 reference

US-IA

Iowa

1 reference

US-KY

Ky.

1 reference

US-ME

Maine

1 reference

US-MD

Md.

1 reference

US-MA

Mass.

1 reference

US-MI

Mich.

1 reference

US-MS

Miss.

1 reference

US-MO

Mo.

1 reference

US-MT

Mont.

1 reference

US-NV

Nev.

1 reference

US-NH

N.H.

1 reference

US-NJ

N.J.

1 reference

US-NY

N.Y.

1 reference

US-NC

N.C.

1 reference

US-OH

Ohio

1 reference

US-OR

Oreg.

1 reference

US-PA

Pa.

1 reference

US-RI

R.I.

1 reference

US-SC

S.C.

1 reference

US-TN

Tenn.

1 reference

US-UT

Utah

1 reference

US-VT

Vt.

1 reference

US-VA

Va.

1 reference

US-WA

Wash.

1 reference

US-WV

W.Va.

1 reference

US-WY

Wyo.

1 reference

Europe

1 reference

Asia

1 reference

nw Africa

1 reference

also in Central America

1 reference

South America

1 reference

Australia

1 reference

parent taxon

Draba Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

7473187

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Feb–May.

1 reference

taxon habitat

cedar glades

1 reference

lawns

1 reference

fields

1 reference

pastures

1 reference

waste places

1 reference

grassy hillsides

1 reference

disturbed sites

1 reference

roadsides

1 reference

elevation

0-2500 m

1 reference

special status

W

1 reference

I

1 reference

taxon description fragment

Stems (few-to-many from base), unbranched, (0.2–) 0.5–2 (–3) dm, pubescent proximally, glabrous distally, trichomes simple and 2 (–4) -rayed, 0.1–0.4 mm.

1 reference

d0_s2

petiolate;

1 reference

d0_s4

blade obovate, spatulate, oblanceolate, lanceolate, oblong, or, rarely, linear, 0.2–1.8 (–3) cm × (0.5–) 1–5 (–10) mm, margins entire or 1–5-toothed on each side, surfaces pubescent with simple or stalked, 2–4-rayed trichomes, 0.1–0.5 mm.

1 reference

d0_s5

Cauline leaves 0.

1 reference

d0_s6

Racemes 4–20 (–30) -flowered, ebracteate, usually considerably elongated in fruit;

1 reference

d0_s7

Fruiting pedicels divaricate to ascending, straight or slightly curved upward, (2–) 5–20 (–35) mm, glabrous.

1 reference

d0_s9

Flowers: sepals (green or purplish), oblong, 1–2.5 mm, glabrescent or pubescent, (trichomes simple or 2-rayed);

1 reference

d0_s10

petals white, deeply 2-fid, (1.5–) 2–4.5 (–6) × 1–2 mm;

1 reference

d0_s11

anthers ovate, 0.2–0.4 mm.

1 reference

d0_s12

Fruits obovate, oblanceolate, lanceolate, elliptic, oblong, or linear, plane, flattened, (2.5–) 4–9 (–12) × 1.5–2.5 (–3.5) mm;

1 reference

d0_s13

valves glabrous;

1 reference

d0_s14

ovules (20–) 32–70 (–84) per ovary;

1 reference

d0_s15

style 0.02–0.2 mm.

1 reference

d0_s16

Seeds ovoid (slightly flattened), 0.3–0.6 (–0.8) × 0.2–0.4 mm. 2n = 14, 16, 20, 24, 28, 30, 32, 34, 36, 38, 40, 52, 54, 58, 60, 64.

1 reference

d0_s17

morphology statement

unbranched

1 reference

d0_s2

0.2

0.5

1 reference

d0_s2

2

3

1 reference

d0_s2

0.5

2

1 reference

d0_s2

pubescent

proximally

1 reference

d0_s2

glabrous

distally

1 reference

d0_s2

simple

1 reference

d0_s2

0.1

0.4

1 reference

d0_s2

leaf

arrangement

rosulate

1 reference

d0_s4

leaf

petiolate

1 reference

d0_s4

obovate

1 reference

d0_s5

spatulate

1 reference

d0_s5

oblanceolate

1 reference

d0_s5

lanceolate

1 reference

d0_s5

oblong

1 reference

d0_s5

arrangement

linear

rarely

1 reference

d0_s5

1.8

3

1 reference

d0_s5

0.2

1.8

1 reference

d0_s5

atypical width

0.5

1

1 reference

d0_s5

atypical width

5

10

1 reference

d0_s5

1

5

1 reference

d0_s5

inflorescence palea margin

entire

1 reference

d0_s5

inflorescence palea margin

1-5-toothed

1 reference

d0_s5

simple

1 reference

d0_s5

stalked

1 reference

d0_s5

leaf

presence

absent

1 reference

d0_s6

inflorescence

4-20(-30)-flowered

1 reference

d0_s7

inflorescence

ebracteate

1 reference

d0_s7

inflorescence

elongated

usually considerably

1 reference

d0_s7

flexuous

usually

1 reference

d0_s9

glabrous

1 reference

d0_s9

arrangement

divaricate

1 reference

d0_s9

orientation

ascending

1 reference

d0_s9

straight

1 reference

d0_s9

curved

slightly

1 reference

d0_s9

2

5

1 reference

d0_s9

20

35

1 reference

d0_s9

5

20

1 reference

d0_s9

glabrous

1 reference

d0_s9

oblong

1 reference

d0_s10

1

2.5

1 reference

d0_s10

glabrescent

1 reference

d0_s10

pubescent

1 reference

d0_s10

coloration

white

1 reference

d0_s11

2-fid

deeply

1 reference

d0_s11

1.5

2

1 reference

d0_s11

4.5

6

1 reference

d0_s11

2

4.5

1 reference

d0_s11

1

2

1 reference

d0_s11

inflorescence flower anther

ovate

1 reference

d0_s12

inflorescence flower anther

0.2

0.4

1 reference

d0_s12

obovate

1 reference

d0_s13

oblanceolate

1 reference

d0_s13

lanceolate

1 reference

d0_s13

elliptic

1 reference

d0_s13

oblong

1 reference

d0_s13

linear

1 reference

d0_s13

oblong

1 reference

d0_s13

linear

1 reference

d0_s13

plane

1 reference

d0_s13

flattened

1 reference

d0_s13

2.5

4

1 reference

d0_s13

9

12

1 reference

d0_s13

4

9

1 reference

d0_s13

atypical width

2.5

3.5

1 reference

d0_s13

1.5

2.5

1 reference

d0_s13

general structure

glabrous

1 reference

d0_s14

inflorescence flower gynoecium pistil ovule

atypical quantity

20

32

1 reference

d0_s15

inflorescence flower gynoecium pistil ovule

atypical quantity

70

84

1 reference

d0_s15

inflorescence flower gynoecium pistil ovule

32

70

1 reference

d0_s15

inflorescence flower gynoecium pistil style

0.02

0.2

1 reference

d0_s16

ovoid

1 reference

d0_s17

0.6

0.8

1 reference

d0_s17

0.3

0.6

1 reference

d0_s17

0.2

0.4

1 reference

d0_s17

14

1 reference

d0_s17

16

1 reference

d0_s17

20

1 reference

d0_s17

24

1 reference

d0_s17

28

1 reference

d0_s17

30

1 reference

d0_s17

32

1 reference

d0_s17

34

1 reference

d0_s17

36

1 reference

d0_s17

38

1 reference

d0_s17

40

1 reference

d0_s17

52

1 reference

d0_s17

54

1 reference

d0_s17

58

1 reference

d0_s17

60

1 reference

d0_s17

64

1 reference