Difference between revisions of "Arnica griscomii Fernald (Q2841) "

taxon name

Arnica griscomii

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taxon authority

Fernald

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taxon rank

species

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taxon status

accepted

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common name

snow arnica (English)

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Griscom's arnica (English)

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arnica de Griscom (French)

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Snow arnica (English)

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VasCan taxon numeric id

2860

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parent taxon

Arnica Linnaeus

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taxon habit

herb

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GBIF taxon key

5406023

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

distribution

CA-BC

B.C.

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CA-NT

N.W.T.

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CA-NL

Nfld. and Labr. (Nfld.)

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CA-QC

Que.

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CA-YT

Yukon

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US-AK

Alaska

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Asia (e Russia)

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taxon description fragment

Plants 5–40 cm.

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d0_s0

Stems usually simple, rarely branched.

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d0_s1

Leaves 1–4 pairs, mostly cauline;

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d0_s2

petiolate;

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d0_s3

blades elliptic, lanceolate, oblanceolate, ovate, or spatulate, 1.2–10 × 0.5–3.5 cm, margins usually denticulate to dentate, rarely entire, apices acute to obtuse or abruptly pointed, faces usually glabrous or sparingly hispidulous-puberulent, rarely stipitate-glandular.

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d0_s4

Heads usually 1, sometimes 2–3 (erect or nodding).

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d0_s5

Involucres hemispheric to campanulate-turbinate (bases sparsely to densely pilose, hairs white or yellow).

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d0_s6

Phyllaries 9–20, lanceolate to oblanceolate, not stipitate-glandular.

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d0_s7

Ray-florets 6–17;

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d0_s8

corollas yellow.

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d0_s9

Disc-florets: corollas yellow;

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d0_s10

anthers yellow.

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d0_s11

Cypselae brown, 2.5–6 mm, abaxially glabrous, adaxially sparsely hirsute or glabrous throughout, rarely glandular;

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d0_s12

pappi white, bristles barbellate.

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d0_s13

morphology statement

whole organism

some measurement

5

40

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d0_s0

whole organism

growth form

plant

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d0_s0

stem

simple

usually

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d0_s1

stem

branched

rarely

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d0_s1

leaf

1

4

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d0_s2

leaf

position

cauline

mostly

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d0_s3

leaf

petiolate

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d0_s3

elliptic

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d0_s4

lanceolate

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d0_s4

oblanceolate

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d0_s4

ovate

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d0_s4

spatulate

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d0_s4

ovate

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d0_s4

spatulate

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d0_s4

length

1.2

10

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d0_s4

width

0.5

3.5

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d0_s4

inflorescence palea margin

denticulate

usually

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d0_s4

inflorescence palea margin

denticulate to dentate

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d0_s4

inflorescence palea margin

entire

rarely

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d0_s4

inflorescence flower gynoecium pistil style apex

acute

obtuse or abruptly pointed

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d0_s4

leaf face

glabrous

usually

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d0_s4

leaf face

hispidulous-puberulent

sparingly

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d0_s4

leaf face

stipitate-glandular

rarely

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d0_s4

general structure

1

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d0_s5

general structure

2

3

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d0_s5

inflorescence involucre

hemispheric

campanulate-turbinate

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d0_s6

inflorescence phyllary

9

20

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d0_s7

inflorescence phyllary

lanceolate

oblanceolate

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d0_s7

inflorescence phyllary

stipitate-glandular

not

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d0_s7

inflorescence flower ray-floret

6

17

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d0_s8

inflorescence flower corolla

yellow

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d0_s9

inflorescence flower corolla

yellow

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d0_s10

inflorescence flower anther

yellow

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d0_s11

brown

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d0_s12

some measurement

2.5

6

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d0_s12

glabrous

abaxially

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d0_s12

hirsute

adaxially sparsely

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d0_s12

glabrous

throughout

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d0_s12

function

glandular

rarely

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d0_s12

fruit pappus

white

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d0_s13

fruit pappus bristle

barbellate

1 reference