Draba subcapitata Simmons (Q3535)

taxon name

Draba subcapitata

1 reference

taxon authority

Simmons

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave subcapitée (French)

1 reference

Ellesmere Island draba (English)

1 reference

Ellesmere Island whitlowgrass (English)

1 reference

Ellesmereland whitlowgrass (English)

1 reference

VasCan taxon numeric id

4032

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

Cody, W.J., G.W. Scotter & S.C. Zoltai. 1992. Vascular plants flora of the Melville Hills region, Northwest Territories. Canadian Field-Naturalist 106 (1): 87-99.

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

N.W.T.

1 reference

CA-NU

Nunavut

1 reference

CA-QC

Que.

1 reference

US-AK

Alaska

1 reference

Europe (Norway)

1 reference

Europe (n Sweden)

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

3050177

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Jul–Aug.

1 reference

taxon habitat

talus slopes

1 reference

limestone barrens

1 reference

peaty bluffs

1 reference

silty slopes

1 reference

seepage areas

1 reference

disturbed gravel

1 reference

elevation

0-1000 m

1 reference

taxon description fragment

scapose.

1 reference

d0_s3

Stems unbranched, (0.04–) 0.07–0.5 (–0.6) dm, usually pubescent throughout, rarely glabrous distally, trichomes simple and 2-rayed, 0.2–0.6 mm, with smaller, dendritic ones.

1 reference

d0_s4

petiolate;

1 reference

d0_s7

petiole margin ciliate, (trichomes simple and 2-rayed, 0.3–0.8 mm);

1 reference

d0_s8

blade oblanceolate to obovate or nearly linear, 0.2–0.8 (–1.1) cm × 1–3 mm, margins entire, (pubescent as abaxial surface), surfaces pubescent abaxially, glabrous adaxially, with simple and stalked, 2-rayed trichomes, 0.3–0.8 mm, sometimes with subdendritic ones, 0.1–0.3 mm, (midvein persistent, strongly thickened).

1 reference

d0_s9

Cauline leaves 0.

1 reference

d0_s10

Racemes 2–8-flowered, ebracteate, (corymbose), slightly elongated in fruit;

1 reference

d0_s11

Fruiting pedicels horizontal to divaricate, straight, 1–5 (–7) mm, usually pubescent as rachis, rarely glabrous.

1 reference

d0_s13

Flowers: sepals oblong, 1.2–1.8 mm, pubescent, (trichomes simple);

1 reference

d0_s14

petals white or creamy white, spatulate, 1.5–2 (–2.5) × 0.7–1 mm;

1 reference

d0_s15

anthers ovate, 0.2–0.3 mm.

1 reference

d0_s16

Fruits ovoid to oblong, plane, slightly inflated, 3.5–6 × 2–3 mm;

1 reference

d0_s17

valves usually glabrous, rarely puberulent, trichomes simple, 0.05–0.15 mm;

1 reference

d0_s18

ovules 14–24 per ovary;

1 reference

d0_s19

style 0.1–0.3 mm.

1 reference

d0_s20

Seeds oblong, 0.9–1.1 × 0.5–0.6 mm. 2n = 16.

1 reference

d0_s21

morphology statement

stem caudex

branched

often

1 reference

d0_s3

stem caudex

scapose

1 reference

d0_s3

unbranched

1 reference

d0_s4

atypical some measurement

0.04

0.07

1 reference

d0_s4

atypical some measurement

0.5

0.6

1 reference

d0_s4

0.07

0.5

1 reference

d0_s4

pubescent

usually; throughout

1 reference

d0_s4

glabrous

rarely; distally

1 reference

d0_s4

leaf

arrangement

rosulate

1 reference

d0_s7

leaf

petiolate

1 reference

d0_s7

inflorescence palea margin

ciliate

1 reference

d0_s8

oblanceolate

obovate or nearly linear

1 reference

d0_s9

atypical length

0.8

1.1

1 reference

d0_s9

0.2

0.8

1 reference

d0_s9

1

3

1 reference

d0_s9

inflorescence palea margin

entire

1 reference

d0_s9

leaf

presence

absent

1 reference

d0_s10

course

flexuous

not

1 reference

d0_s13

pubescent

usually

1 reference

d0_s13

glabrous

rarely

1 reference

d0_s13

orientation

horizontal

1 reference

d0_s13

arrangement

divaricate

1 reference

d0_s13

course

straight

1 reference

d0_s13

atypical some measurement

5

7

1 reference

d0_s13

1

5

1 reference

d0_s13

pubescent

usually

1 reference

d0_s13

glabrous

rarely

1 reference

d0_s13

inflorescence flower sepal

oblong

1 reference

d0_s14

inflorescence flower sepal

1.2

1.8

1 reference

d0_s14

inflorescence flower sepal

pubescent

1 reference

d0_s14

coloration

white

1 reference

d0_s15

coloration

creamy white

1 reference

d0_s15

spatulate

1 reference

d0_s15

atypical length

2

2.5

1 reference

d0_s15

1.5

2

1 reference

d0_s15

0.7

1

1 reference

d0_s15

inflorescence flower anther

ovate

1 reference

d0_s16

inflorescence flower anther

0.2

0.3

1 reference

d0_s16

ovoid

oblong

1 reference

d0_s17

plane

1 reference

d0_s17

inflated

slightly

1 reference

d0_s17

3.5

6

1 reference

d0_s17

2

3

1 reference

d0_s17

inflorescence flower gynoecium pistil ovule

quantity

14

24

1 reference

d0_s19

inflorescence flower gynoecium pistil style

0.1

0.3

1 reference

d0_s20

seed

oblong

1 reference

d0_s21

seed

0.9

1.1

1 reference

d0_s21

seed

0.5

0.6

1 reference

d0_s21

chromosome

quantity

16

1 reference

d0_s21

simple

1 reference

d0_s4

0.2

0.6

1 reference

d0_s4

simple

1 reference

d0_s9

stalked

1 reference

d0_s9

inflorescence raceme

2-8-flowered

1 reference

d0_s11

inflorescence raceme

ebracteate

1 reference

d0_s11

inflorescence raceme

elongated

slightly

1 reference

d0_s11

general structure valve

glabrous

usually

1 reference

d0_s18

general structure valve

puberulent

rarely

1 reference

d0_s18

simple

1 reference

d0_s18

0.05

0.15

1 reference