Difference between revisions of "Potentilla hyparctica Malte (Q4005) "

taxon name

Potentilla hyparctica

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taxon authority

Malte

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taxon rank

species

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taxon status

accepted

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common name

arctic cinquefoil (English)

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potentille arctique (French)

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Arctic cinquefoil (English)

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VasCan taxon numeric id

8830

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Potentilla sect. Aureae (Rydberg) Juzepczuk in V. L. Komarov et al.

parent taxon

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taxon habit

herb

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GBIF taxon key

5367620

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

distribution

CA-AB

Alta.

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CA-BC

B.C.

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CA-NT

N.W.T.

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CA-NL

Nfld. and Labr.

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CA-NU

Nunavut

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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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US-MT

Mont.

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US-WA

Wash.

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US-WY

Wyo.

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n Eurasia

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circumpolar

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special status

F

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taxon description fragment

Plants cushion-forming;

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d0_s0

caudex branches short-to-elongate, slender, often embedded in old leaf-bases.

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d0_s1

Stems ascending to erect, 0.2–2 (–2.5) dm, lengths 1–3 (–4) times basal leaves.

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d0_s2

Basal leaves not in ranks, ternate, (1–) 2–8 (–10) cm;

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d0_s3

stipules: apex ± acute;

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d0_s4

petiole 1–6.5 (–8.5) cm, long hairs sparse to common, spreading to subappressed, 0.8–2 mm, weak to ± stiff, glands sparse to common;

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d0_s5

leaflets 3, central obovate to broadly obovate, 0.5–2.5 (–2.8) × 0.3–2 (–2.2) cm, petiolule 0–3 mm, margins flat or slightly revolute, not lobed, distal 1/2–2/3 (–3/4) evenly incised ± 1/2 to midvein, teeth (2–) 3–5 per side, surfaces ± similar, abaxial usually pale green, sometimes grayish, hairs sparse to abundant, 0.5–1.7 mm, adaxial darker green, hairs and glands sparse.

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d0_s6

Inflorescences 1–3 (–5) -flowered.

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d0_s7

Pedicels straight, 0.3–3 cm in flower, to 9 cm in fruit.

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d0_s8

Flowers: epicalyx bractlets narrowly to broadly oblong or ovate, 3.5–7 × 1.5–5 mm, margins flat;

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d0_s9

hypanthium 4–7 mm diam.;

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d0_s10

sepals 4–8 mm, apex subacute to rounded;

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d0_s11

petals pale or bright-yellow, 4–9 × 4–6 mm;

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d0_s12

filaments 0.5–1.1 mm, anthers 0.2–0.4 mm;

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d0_s13

carpels 50–80, styles ± columnar, not or scarcely papillate-swollen proximally, 0.6–0.9 mm.

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d0_s14

Achenes 1.1–1.3 mm.

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d0_s15

morphology statement

whole organism

growth form

cushion-forming

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d0_s0

whole organism

growth form

plant

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d0_s0

inflorescence branch

size

short

elongate

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d0_s1

inflorescence branch

size

slender

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d0_s1

leaf leaf-base

life cycle

old

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d0_s1

orientation

ascending

erect

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d0_s2

2

2.5

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d0_s2

0.2

2

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d0_s2

1-3(-4) times basal leaves

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d0_s2

architecture

ternate

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d0_s3

1

2

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d0_s3

8

10

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d0_s3

2

8

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d0_s3

inflorescence flower gynoecium pistil style apex

acute

more or less

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d0_s4

leaf petiole

6.5

8.5

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d0_s5

leaf petiole

1

6.5

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d0_s5

gland

sparse

common

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d0_s5

leaf petiolule

0

3

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d0_s6

flat

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d0_s6

revolute

slightly

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d0_s6

lobed

not

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d0_s6

position

distal

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d0_s6

1/2

2/3-3/4

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d0_s6

incised

evenly; more or less

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d0_s6

1/2

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d0_s6

gland

darker green

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d0_s6

gland

count

density

sparse

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d0_s6

inflorescence

architecture

1-3(-5)-flowered

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d0_s7

inflorescence pedicel

course

straight

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d0_s8

inflorescence pedicel

0.3

3

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d0_s8

inflorescence pedicel

0

9

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d0_s8

oblong

broadly

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d0_s9

ovate

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d0_s9

3.5

7

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d0_s9

width

1.5

5

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d0_s9

prominence

flat

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d0_s9

inflorescence flower hypanthium

diameter

4

7

1 reference

d0_s10

inflorescence flower sepal

4

8

1 reference

d0_s11

inflorescence flower gynoecium pistil style apex

subacute

rounded

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d0_s11

pale

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d0_s12

bright-yellow

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d0_s12

4

9

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d0_s12

width

4

6

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d0_s12

inflorescence flower androecium stamens filament

0.5

1.1

1 reference

d0_s13

inflorescence flower anther

0.2

0.4

1 reference

d0_s13

inflorescence flower gynoecium pistil style

columnar

more or less

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d0_s14

inflorescence flower gynoecium pistil style

papillate-swollen

not; scarcely; proximally

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d0_s14

inflorescence flower gynoecium pistil style

0.6

0.9

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d0_s14

size

long

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d0_s5

sparse

common

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d0_s5

orientation

spreading

subappressed

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d0_s5

0.8

2

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d0_s5

fragility

weak

more or less stiff

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d0_s5

3

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d0_s6

obovate

broadly obovate

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d0_s6

atypical length

2.5

2.8

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d0_s6

0.5

2.5

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d0_s6

atypical width

2

2.2

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d0_s6

width

0.3

2

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d0_s6

pale green

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d0_s6

grayish

sometimes

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d0_s6

sparse

abundant

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d0_s6

0.5

1.7

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d0_s6

count

density

sparse

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d0_s6

darker green

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d0_s6

count

density

sparse

1 reference

d0_s6

inflorescence flower gynoecium pistil carpel

50

80

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d0_s14

fruit achene

1.1

1.3

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