Difference between revisions of "Draba stenoloba Ledebour (Q3533) "

taxon name

Draba stenoloba

1 reference

taxon authority

Ledebour

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave à lobes étroits (French)

1 reference

Alaska draba (English)

1 reference

Alaska whitlowgrass (English)

1 reference

VasCan taxon numeric id

4030

1 reference

distribution

CA-AB

present

native

1 reference

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

CA-BC

present

native

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-NT

present

native

1 reference

Cody W., K.L. Reading & J.M. Line. 2003. Additions and range extensions to the vascular flora of the continental Northwest Territories, Canada. Canadian Field-Naturalist 117 (3): 448-465.

CA-YT

present

native

1 reference

Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.

CA-AB

Alta.

1 reference

CA-BC

B.C.

1 reference

CA-YT

Yukon

1 reference

US-AK

Alaska

1 reference

US-OR

Oreg.

1 reference

US-WA

Wash.

1 reference

parent taxon

Draba Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3049635

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Jun–Jul.

1 reference

taxon habitat

grassy knolls

1 reference

glacial moraines

1 reference

creek banks

1 reference

mesic meadows

1 reference

thickets

1 reference

alpine

1 reference

elevation

600-2300 m

measurement range from

600 meter

measurement range to

2,300 meter

1 reference

special status

E

1 reference

taxon description fragment

scapose.

1 reference

d0_s3

Stems often unbranched, (0.2–) 0.4–3 (–3.4) dm, pubescent proximally, usually glabrous distally, rarely sparsely pubescent, trichomes short-stalked, 2–4-rayed, 0.1–0.4 (–0.5) mm.

1 reference

d0_s4

Basal leaves rosulate;

1 reference

d0_s5

petiole (obscure), margin ciliate, (trichomes simple, 0.2–0.4 mm);

1 reference

d0_s6

blade oblanceolate to obovate, 0.4–2.6 (–3.1) cm × 1.5–7 (–10) mm, margins entire or denticulate, (ciliate as petiole), surfaces pubescent, abaxially with short-stalked, 3-rayed or 4-rayed trichomes, 0.1–0.5 mm, adaxially with simple and stalked, 2–4-rayed trichomes, 0.1–0.5 mm.

1 reference

d0_s7

sessile;

1 reference

d0_s9

blade elliptic to lanceolate or ovate, margins toothed, surfaces pubescent, abaxially with short-stalked 3-rayed or 4-rayed trichomes, adaxially with simple and short-stalked, 2–4-rayed trichomes.

1 reference

d0_s10

Racemes (2–) 4–10 (–15) -flowered, ebracteate, elongated in fruit;

1 reference

d0_s11

Fruiting pedicels horizontal to divaricate-ascending, straight, 3–14 (–19) mm (subequaling or shorter than fruit), usually glabrous, rarely pubescent, trichomes 2–4-rayed.

1 reference

d0_s13

sepals (green or purplish), oblong, 1.5–2.5 mm, glabrous or pubescent, (trichomes simple);

1 reference

d0_s15

petals yellow, oblanceolate, 2.5–3.5 × 0.6–1 mm;

1 reference

d0_s16

anthers ovate, 0.25–0.4 mm.

1 reference

d0_s17

Fruits linear or, rarely, linear-elliptic, plane, flattened, (8–) 10–17 (–20) × 1.5–2 mm;

1 reference

d0_s18

valves usually glabrous, rarely sparsely puberulent, trichomes simple;

1 reference

d0_s19

ovules 24–36 per ovary;

1 reference

d0_s20

style 0.01–0.15 mm.

1 reference

d0_s21

Seeds ovoid, 0.9–1 × 0.5–0.6 mm. 2n = 40.

1 reference

d0_s22

morphology statement

stem caudex

simple

1 reference

d0_s3

stem caudex

scapose

1 reference

d0_s3

unbranched

often

1 reference

d0_s4

atypical some measurement

0.2

0.4

1 reference

d0_s4

atypical some measurement

3

3.4

1 reference

d0_s4

0.4

3

1 reference

d0_s4

pubescent

proximally

1 reference

d0_s4

glabrous

usually; distally

1 reference

d0_s4

pubescent

rarely sparsely

1 reference

d0_s4

rosulate

1 reference

d0_s5

ciliate

1 reference

d0_s6

oblanceolate

obovate

1 reference

d0_s7

atypical length

2.6

3.1

1 reference

d0_s7

0.4

2.6

1 reference

d0_s7

atypical width

7

10

1 reference

d0_s7

1.5

7

1 reference

d0_s7

entire

1 reference

d0_s7

denticulate

1 reference

d0_s7

1

1 reference

d0_s9

2

1 reference

d0_s9

sessile

1 reference

d0_s9

elliptic

lanceolate or ovate

1 reference

d0_s10

toothed

1 reference

d0_s10

leaf rachis

course

flexuous

not

1 reference

d0_s13

leaf rachis

glabrous

usually

1 reference

d0_s13

leaf rachis

pubescent

rarely sparsely

1 reference

d0_s13

oblong

1 reference

d0_s15

1.5

2.5

1 reference

d0_s15

glabrous

1 reference

d0_s15

pubescent

1 reference

d0_s15

coloration

yellow

1 reference

d0_s16

oblanceolate

1 reference

d0_s16

2.5

3.5

1 reference

d0_s16

0.6

1

1 reference

d0_s16

inflorescence flower anther

ovate

1 reference

d0_s17

inflorescence flower anther

0.25

0.4

1 reference

d0_s17

course

linear

1 reference

d0_s18

course

,

1 reference

d0_s18

linear-elliptic

1 reference

d0_s18

plane

1 reference

d0_s18

flattened

1 reference

d0_s18

atypical length

8

10

1 reference

d0_s18

atypical length

17

20

1 reference

d0_s18

10

17

1 reference

d0_s18

1.5

2

1 reference

d0_s18

inflorescence flower gynoecium pistil ovule

24

36

1 reference

d0_s20

inflorescence flower gynoecium pistil style

0.01

0.15

1 reference

d0_s21

seed

ovoid

1 reference

d0_s22

seed

0.9

1

1 reference

d0_s22

seed

0.5

0.6

1 reference

d0_s22

chromosome

40

1 reference

d0_s22

short-stalked

1 reference

d0_s4

atypical some measurement

0.4

0.5

1 reference

d0_s4

0.1

0.4

1 reference

d0_s4

short-stalked

1 reference

d0_s7

simple

1 reference

d0_s7

stalked

1 reference

d0_s7

short-stalked

1 reference

d0_s10

simple

1 reference

d0_s10

short-stalked

1 reference

d0_s10

inflorescence raceme

(2-)4-10(-15)-flowered

1 reference

d0_s11

inflorescence raceme

ebracteate

1 reference

d0_s11

inflorescence raceme

elongated

1 reference

d0_s11

general structure valve

glabrous

usually

1 reference

d0_s19

general structure valve

puberulent

rarely sparsely

1 reference

d0_s19

simple

1 reference