Difference between revisions of "Draba macounii O. E. Schulz in H. G. A. Engler (Q3517) "

taxon name

Draba macounii

1 reference

taxon authority

O.E. Schulz

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

drave de Macoun (French)

1 reference

Macoun's draba (English)

1 reference

Macoun's whitlowgrass (English)

1 reference

VasCan taxon numeric id

4013

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

Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.

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-MT

Mont.

1 reference

parent taxon

Draba Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3049778

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Jun–Aug.

1 reference

taxon habitat

rock outcrops

1 reference

talus

1 reference

tundra

1 reference

elevation

700-2800 m

measurement range from

700 meter

measurement range to

2,800 meter

1 reference

special status

E

1 reference

taxon description fragment

scapose.

1 reference

d0_s3

Stems unbranched, (0.06–) 0.1–0.4 (–0.6) dm, usually pubescent, rarely glabrous, trichomes simple and stalked, 2–4-rayed, 0.15–0.9 mm.

1 reference

d0_s4

Basal leaves rosulate;

1 reference

d0_s5

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

1 reference

d0_s6

blade oblanceolate to obovate, (0.4–) 0.6–1 (–1.5) cm × (1–) 2–4 mm, margins entire, surfaces usually pubescent abaxially, rarely glabrous, with short-stalked, 2–5-rayed trichomes, 0.1–0.5 mm, adaxially glabrous or pubescent with simple and short-stalked, 2-rayed trichomes.

1 reference

d0_s7

Cauline leaves 0.

1 reference

d0_s8

Racemes 3–10 (–13) -flowered, ebracteate, (subumbellate), slightly elongated in fruit;

1 reference

d0_s9

Fruiting pedicels horizontal to divaricate (not expanded basally), curved upward, 1.5–4.5 (–6) mm, abaxially pubescent as stem, adaxially usually glabrous, rarely throughout.

1 reference

d0_s11

Flowers: sepals ovate, 1.5–2.5 mm, glabrous or pubescent, (trichomes simple and short-stalked, 2-rayed or 3-rayed);

1 reference

d0_s12

petals pale-yellow, spatulate, 2.7–4 × 1–2 mm;

1 reference

d0_s13

anthers ovate, 0.2–0.3 mm.

1 reference

d0_s14

Fruits subglobose to ovoid or ellipsoid, plane, inflated at least basally, 4–8 × 2–4.5 mm;

1 reference

d0_s15

valves glabrous;

1 reference

d0_s16

ovules 10–14 (–16) per ovary;

1 reference

d0_s17

style 0.1–0.5 mm.

1 reference

d0_s18

Seeds ovoid, 1–1.2 × 0.6–0.8 mm. 2n = 64.

1 reference

d0_s19

morphology statement

stem caudex

simple

1 reference

d0_s3

stem caudex

branched

1 reference

d0_s3

stem caudex

scapose

1 reference

d0_s3

unbranched

1 reference

d0_s4

atypical some measurement

0.06

0.1

1 reference

d0_s4

atypical some measurement

0.4

0.6

1 reference

d0_s4

0.1

0.4

1 reference

d0_s4

pubescent

usually

1 reference

d0_s4

glabrous

rarely

1 reference

d0_s4

leaf

arrangement

rosulate

1 reference

d0_s5

inflorescence palea margin

ciliate

1 reference

d0_s6

oblanceolate

obovate

1 reference

d0_s7

atypical length

0.4

0.6

1 reference

d0_s7

atypical length

1

1.5

1 reference

d0_s7

0.6

1

1 reference

d0_s7

atypical width

1

2

1 reference

d0_s7

2

4

1 reference

d0_s7

inflorescence palea margin

entire

1 reference

d0_s7

leaf

presence

absent

1 reference

d0_s8

leaf rachis

course

flexuous

not

1 reference

d0_s11

leaf rachis

pubescent

usually

1 reference

d0_s11

leaf rachis

glabrous

rarely

1 reference

d0_s11

orientation

horizontal

1 reference

d0_s11

arrangement

divaricate

1 reference

d0_s11

course

curved

1 reference

d0_s11

atypical some measurement

4.5

6

1 reference

d0_s11

1.5

4.5

1 reference

d0_s11

pubescent

abaxially

1 reference

d0_s11

glabrous

adaxially usually

1 reference

d0_s11

ovate

1 reference

d0_s12

1.5

2.5

1 reference

d0_s12

glabrous

1 reference

d0_s12

pubescent

1 reference

d0_s12

coloration

pale-yellow

1 reference

d0_s13

spatulate

1 reference

d0_s13

2.7

4

1 reference

d0_s13

1

2

1 reference

d0_s13

inflorescence flower anther

ovate

1 reference

d0_s14

inflorescence flower anther

0.2

0.3

1 reference

d0_s14

subglobose

ovoid or ellipsoid

1 reference

d0_s15

plane

1 reference

d0_s15

inflated

at-least basally; basally

1 reference

d0_s15

4

8

1 reference

d0_s15

2

4.5

1 reference

d0_s15

inflorescence flower gynoecium pistil ovule

atypical quantity

14

16

1 reference

d0_s17

inflorescence flower gynoecium pistil ovule

quantity

10

14

1 reference

d0_s17

inflorescence flower gynoecium pistil style

0.1

0.5

1 reference

d0_s18

seed

ovoid

1 reference

d0_s19

seed

1

1.2

1 reference

d0_s19

seed

0.6

0.8

1 reference

d0_s19

chromosome

quantity

64

1 reference

d0_s19

simple

1 reference

d0_s4

stalked

1 reference

d0_s4

0.15

0.9

1 reference

d0_s4

short-stalked

1 reference

d0_s7

simple

1 reference

d0_s7

short-stalked

1 reference

d0_s7

inflorescence raceme

3-10(-13)-flowered

1 reference

d0_s9

inflorescence raceme

ebracteate

1 reference

d0_s9

inflorescence raceme

elongated

slightly

1 reference

d0_s9

general structure valve

glabrous

1 reference