Potentilla vulcanicola Juzepczuk (Q4015)

taxon name

Potentilla vulcanicola

1 reference

taxon authority

Juzepczuk

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taxon rank

species

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taxon status

accepted

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common name

potentille des volcans (French)

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Kamtchatka cinquefoil (English)

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VasCan taxon numeric id

9779

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distribution

CA-NT

establishment of distribution

occurrence status

present

native

1 reference

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1

CA-NU

establishment of distribution

occurrence status

present

native

1 reference

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1

CA-YT

establishment of distribution

occurrence status

present

native

1 reference

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1

CA-NT

N.W.T.

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CA-NU

Nunavut

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CA-YT

Yukon

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US-AK

Alaska

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e Asia (Russian Far East)

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Potentilla sect. Niveae (Rydberg) A. Nelson in J. M. Coulter and A. Nelson

parent taxon

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taxon habit

herb

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GBIF taxon key

5365728

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

phenology

Flowering late spring to summer.

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taxon habitat

dry alpine heaths

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ridge crests

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rock outcrops

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herb slopes

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scree

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talus

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sand dunes

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calcareous bedrock

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elevation

0–3100 m

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taxon description fragment

Plants densely tufted.

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d0_s0

Caudex branches stout, sometimes ± columnar, not sheathed with marcescent whole leaves.

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d0_s1

Stems ascending to erect, (0.2–) 0.4–1.6 (–2) dm, lengths 2–3 times basal leaves.

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d0_s2

Basal leaves 1–6 (–11) cm;

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d0_s3

petiole 0.5–4 (–9) cm, long hairs ± abundant, ascending to spreading, sometimes loosely appressed, 1–2.5 mm, soft to weak, smooth, crisped (/cottony) hairs absent or sparse, sometimes common, glands absent or sparse;

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d0_s4

leaflets overlapping, central broadly obovate, 0.8–2 (–2.5) × 0.8–1.5 (–2.5) cm, sessile or subsessile, base broadly cuneate, margins strongly revolute, distal 1/2–2/3 incised ± 1/2 to midvein, teeth 2–3 (–4) per side, distant, surfaces strongly dissimilar, abaxial grayish white, long hairs 1–2 mm, cottony-crisped hairs ± dense, adaxial usually dark green, sometimes grayish green, long hairs sparse to abundant, other hairs usually absent.

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d0_s5

Cauline leaves (0–) 1–2 (–3).

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d0_s6

Inflorescences 1–2 (–5) -flowered.

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d0_s7

Pedicels 1–2 cm in flower, to 5 cm in fruit.

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d0_s8

Flowers: epicalyx bractlets ± oblong to ovate, 4–8 (–10) × 1.8–3 (–5) mm, 2/3 to as wide as sepals, margins revolute, sometimes flat, red-glands absent;

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d0_s9

hypanthium 3.5–4.5 mm diam.;

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d0_s10

sepals 5–8 mm, apex ± acute;

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d0_s11

petals 7–9 × 7–10 mm, longer than sepals;

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d0_s12

filaments 0.8–1 mm, anthers 0.6–0.7 mm;

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d0_s13

carpels 20–30, apical hairs sparse to abundant (straight), styles conic-columnar, ± papillate-swollen in less than proximal 1/5, or sometimes to 1/5, 0.8–1.1 mm.

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d0_s14

Achenes 0.9–1.2 mm. 2n = 28 (Russian Far East).

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d0_s15

morphology statement

whole organism

arrangement

pubescence

tufted

densely

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d0_s0

whole organism

growth form

plant

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d0_s0

inflorescence branch

fragility

stout

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d0_s1

inflorescence branch

columnar

sometimes more or less

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d0_s1

inflorescence branch

sheathed

not

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d0_s1

condition

marcescent

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d0_s1

orientation

ascending

erect

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d0_s2

0.2

0.4

1 reference

d0_s2

1.6

2

1 reference

d0_s2

0.4

1.6

1 reference

d0_s2

2-3 times basal leaves

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d0_s2

6

11

1 reference

d0_s3

1

6

1 reference

d0_s3

leaf petiole

4

9

1 reference

d0_s4

leaf petiole

0.5

4

1 reference

d0_s4

gland

presence

absent

1 reference

d0_s4

gland

sparse

1 reference

d0_s4

inflorescence phyllaries base

cuneate

broadly

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d0_s5

vernation

revolute

strongly

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d0_s5

position

distal

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d0_s5

1/2

2/3

1 reference

d0_s5

incised

more or less

1 reference

d0_s5

1/2

1 reference

d0_s5

atypical quantity

0

1

1 reference

d0_s6

atypical quantity

2

3

1 reference

d0_s6

1

2

1 reference

d0_s6

inflorescence

1-2(-5)-flowered

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d0_s7

inflorescence pedicel

1

2

1 reference

d0_s8

inflorescence pedicel

0

5

1 reference

d0_s8

less oblong

ovate

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d0_s9

atypical length

8

10

1 reference

d0_s9

4

8

1 reference

d0_s9

atypical width

3

5

1 reference

d0_s9

width

1.8

3

1 reference

d0_s9

2/3

1 reference

d0_s9

vernation

revolute

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d0_s9

prominence

flat

sometimes

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d0_s9

inflorescence flower hypanthium

diameter

3.5

4.5

1 reference

d0_s10

inflorescence flower sepal

5

8

1 reference

d0_s11

inflorescence flower gynoecium pistil style apex

acute

more or less

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d0_s11

inflorescence flower petal

7

9

1 reference

d0_s12

inflorescence flower petal

width

7

10

1 reference

d0_s12

inflorescence flower petal

longer

1 reference

d0_s12

inflorescence flower androecium stamens filament

0.8

1

1 reference

d0_s13

inflorescence flower anther

0.6

0.7

1 reference

d0_s13

conic-columnar

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d0_s14

papillate-swollen

more or less; less

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d0_s14

0

1/5

1 reference

d0_s14

0.8

1.1

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d0_s14

chromosome

28

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d0_s15

long

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d0_s4

abundant

more or less

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d0_s4

orientation

ascending

spreading

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d0_s4

fixation

orientation

appressed

sometimes loosely

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d0_s4

1

2.5

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d0_s4

pubescence

texture

soft

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d0_s4

fragility

weak

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d0_s4

pubescence

relief

smooth

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d0_s4

crisped

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d0_s4

presence

absent

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d0_s4

sparse

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d0_s4

common

sometimes

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d0_s4

arrangement

overlapping

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d0_s5

obovate

broadly

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d0_s5

atypical length

2

2.5

1 reference

d0_s5

0.8

2

1 reference

d0_s5

atypical width

1.5

2.5

1 reference

d0_s5

width

0.8

1.5

1 reference

d0_s5

sessile

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d0_s5

subsessile

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d0_s5

coloration

grayish white

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d0_s5

long

1 reference

d0_s5

1

2

1 reference

d0_s5

cottony-crisped

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d0_s5

density

dense

more or less

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d0_s5

coloration

dark green

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d0_s5

coloration

grayish green

sometimes

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d0_s5

long

1 reference

d0_s5

sparse

abundant

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d0_s5

presence

absent

usually

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d0_s5

inflorescence flower gynoecium pistil carpel

20

30

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d0_s14

sparse

abundant

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d0_s14

fruit achene

0.9

1.2

1 reference