Aster alpinus subsp. vierhapperi Onno (Q2144)

taxon name

Aster alpinus subsp. vierhapperi

1 reference

taxon authority

Onno

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taxon rank

subspecies

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taxon status

accepted

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common name

aster de Vierhapper (French)

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Vierhapper's aster (English)

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North American alpine aster (English)

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alpine aster (English)

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VasCan taxon numeric id

2919

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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-ON

present

native

1 reference

Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.

CA-QC

excluded

1 reference

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.

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CA-BC

B.C.

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CA-NT

N.W.T.

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CA-ON

Ont.

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CA-YT

Yukon

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US-AK

Alaska

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US-CO

Colo.

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US-ID

Idaho

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US-WY

Wyo.

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e Asia (Russian Far East)

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e Asia (e Siberia)

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parent taxon

Aster alpinus Linnaeus

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taxon habit

herb

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phenology

Flowering early summer.

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taxon habitat

open to semishaded

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mesic

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rocky

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gravelly

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silty

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areas

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calcareous

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alpine tundra

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montane to alpine meadows

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cold prairies

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artemisia steppes

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stream banks

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flats

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edges

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open riparian

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boreal forests

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bluffs

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talus

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cliffs

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sandy ridges

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muskeg

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elevation

10–3700 m

measurement range from

10 meter

measurement range to

3,700 meter

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special status

F

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taxon description fragment

Plants 2.5–32 (–40) cm, cespitose;

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d0_s0

rhizomes woody, caudices thick, woody, branched, ± covered with marcescent leaf-bases.

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d0_s1

Stems 1 (per rosette), erect to ascending, simple, ± densely white-villous, becoming nearly woolly near heads, sometimes short-stipitate-glandular proximally, ± densely short or long-stipitate-glandular distally.

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d0_s2

Leaves basal and cauline, margins entire, densely villous-ciliate, faces ± densely villous, ± densely short-stipitate-glandular or (distal mainly) eglandular;

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d0_s3

basal persistent, usually petiolate to subpetiolate, sometimes sessile, blades 3-nerved, oblanceolate or obovate to spatulate, 10–112 × 2.5–14 mm, bases cuneate or attenuate, apices ± acute to rounded;

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d0_s4

cauline usually sessile, lanceolate or lance-oblong to linear-lanceolate or linear, 7–43 (–50) × 1–6 (–8) mm.

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d0_s5

Heads borne singly.

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d0_s6

Involucres broadly hemispheric, 6–11 mm.

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d0_s7

Phyllaries in 2–3 series (usually green, sometimes ± purplish), lanceolate to lance-oblong, subequal, herbaceous, apices acute (outer) to acuminate or ± cuspidate (inner), faces ± densely villous, sometimes ± sparsely short-stipitate-glandular.

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d0_s8

Ray-florets (20–) 25–55 (–95);

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d0_s9

laminae pink, white, or lavender [purple], (9–) 11–17+ × (1–) 1.6–2.4 mm.

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d0_s10

Disc-florets 50–100+;

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d0_s11

corollas yellow turning brown, 5–6 mm, tubes much shorter than funnelform throats.

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d0_s12

Cypselae tan to brown or dark reddish-brown, obovoid, compressed, (2–) 2.5–3.2 mm, 2 marginal ribs plus 0–2 thin nerves on each face, faces ± densely strigillose, sometimes gland-dotted;

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d0_s13

pappi tawny to white, 5–6 mm, about equaling disc corollas.

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d0_s14

2n = 18.

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d0_s15

morphology statement

atypical some measurement

32

40

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d0_s0

2.5

32

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d0_s0

growth form

cespitose

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d0_s0

growth form

plant

1 reference

d0_s0

stem caudex

thick

1 reference

d0_s1

stem caudex

texture

woody

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d0_s1

stem caudex

branched

1 reference

d0_s1

leaf leaf-base

condition

marcescent

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d0_s1

1

1 reference

d0_s2

orientation

erect

ascending

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d0_s2

simple

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d0_s2

white-villous

more or less densely

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d0_s2

woolly

becoming nearly

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d0_s2

short-stipitate-glandular

sometimes; proximally

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d0_s2

height

size

short

more or less densely

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d0_s2

long-stipitate-glandular

distally

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d0_s2

position

basal

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d0_s3

position

cauline

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d0_s3

inflorescence palea margin

entire

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d0_s3

inflorescence palea margin

villous-ciliate

densely

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d0_s3

villous

more or less densely

1 reference

d0_s3

short-stipitate-glandular

more or less densely

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d0_s3

eglandular

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d0_s3

duration

persistent

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d0_s4

usually petiolate

subpetiolate

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d0_s4

sessile

sometimes

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d0_s4

3-nerved

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d0_s4

obovate

spatulate

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d0_s4

10

112

1 reference

d0_s4

2.5

14

1 reference

d0_s4

inflorescence phyllaries base

cuneate

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d0_s4

inflorescence phyllaries base

attenuate

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

less acute

rounded

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d0_s4

sessile

usually

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d0_s5

lance-oblong

linear-lanceolate or linear

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d0_s5

atypical length

43

50

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d0_s5

7

43

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d0_s5

atypical width

6

8

1 reference

d0_s5

1

6

1 reference

d0_s5

inflorescence involucre

hemispheric

broadly

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d0_s7

inflorescence involucre

6

11

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d0_s7

inflorescence flower gynoecium pistil style apex

acute

acuminate or more or less cuspidate

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d0_s8

villous

more or less densely

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d0_s8

short-stipitate-glandular

sometimes more or less sparsely

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d0_s8

inflorescence flower ray-floret

atypical quantity

20

25

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d0_s9

inflorescence flower ray-floret

atypical quantity

55

95

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d0_s9

inflorescence flower ray-floret

25

55

1 reference

d0_s9

pink

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d0_s10

white

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d0_s10

lavender

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d0_s10

white

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d0_s10

lavender

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d0_s10

atypical length

9

11

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d0_s10

11

17

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d0_s10

atypical width

1

1.6

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d0_s10

1.6

2.4

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d0_s10

inflorescence flower corolla

yellow turning brown

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d0_s12

inflorescence flower corolla

5

6

1 reference

d0_s12

inflorescence flower corolla tube

height

size

much shorter

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d0_s12

leaf rib

0

2

1 reference

d0_s13

strigillose

more or less densely

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d0_s13

gland-dotted

sometimes

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d0_s13

inflorescence flower corolla

variability

equaling

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d0_s14

fruit pappus

tawny

white

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d0_s15

fruit pappus

5

6

1 reference

d0_s15

chromosome

18

1 reference

d0_s15

stem rhizome

texture

woody

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d0_s1

general structure head

arrangement

singly

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d0_s6

inflorescence flower disc-floret

50

100

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d0_s11

tan

brown or dark reddish-brown

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d0_s13

obovoid

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d0_s13

compressed

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d0_s13

atypical some measurement

2

2.5

1 reference

d0_s13

2.5

3.2

1 reference

d0_s13

2

1 reference

d0_s13

inflorescence flower petal venation nerve

thin

1 reference