Difference between revisions of "Wyethia amplexicaulis (Nuttall) Nuttall (Q2806) "

taxon name

Wyethia amplexicaulis

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taxon authority

(Nuttall) Nuttall

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taxon rank

species

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taxon status

accepted

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common name

northern mule's-ears (English)

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smooth dwarf sunflower (English)

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VasCan taxon numeric id

3649

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distribution

CA-BC

occurrence status

excluded

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publication

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.

US-CO

Colo.

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US-ID

Idaho

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US-MT

Mont.

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US-NV

Nev.

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US-OR

Oreg.

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US-UT

Utah

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US-WA

Wash.

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US-WY

Wyo.

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parent taxon

Wyethia Nuttall

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taxon habit

herb

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GBIF taxon key

3091462

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

phenology

Flowering May–Jul.

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taxon habitat

wet to dry

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wet to open sites

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meadows

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sagebrush scrub

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yellow-pine forests

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elevation

400–3000 m

measurement range from

400 meter

measurement range to

3,000 meter

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special status

F

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E

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taxon description fragment

Plants 25–50 (–100) cm.

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d0_s0

Basal leaves: blades (green, shining) lance-elliptic or oblong-lanceolate to lanceolate, 15–30 (–40+) cm, margins usually entire, sometimes denticulate or dentate, not ciliate, faces glabrous (glanddotted, vernicose);

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d0_s1

cauline leaves similar, smaller distally (distalmost sessile, usually ± clasping).

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d0_s2

Heads usually 2–8 in ± corymbiform to racemiform arrays, sometimes borne singly.

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d0_s3

Involucres hemispheric to turbinate, 15–30 mm diam.

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d0_s4

Phyllaries 18–36+, subequal or unequal, herbaceous (at least outer), margins not ciliate, faces glabrous;

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d0_s5

outer 18–32 mm (surpassing inner).

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d0_s6

Ray-florets 8–21 (–25);

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d0_s7

laminae 25–60 mm.

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d0_s8

2n = 38.

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d0_s10

morphology statement

whole organism

atypical some measurement

50

100

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d0_s0

whole organism

25

50

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d0_s0

whole organism

growth form

plant

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d0_s0

leaf blade

oblong-lanceolate

lanceolate

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d0_s1

leaf blade

atypical some measurement

30

40

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d0_s1

leaf blade

15

30

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d0_s1

entire

usually

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d0_s1

denticulate

sometimes

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d0_s1

dentate

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d0_s1

ciliate

not

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d0_s1

leaf face

glabrous

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d0_s1

leaf

size

smaller

distally

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d0_s2

inflorescence involucre

hemispheric

turbinate

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d0_s4

inflorescence involucre

diameter

15

30

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d0_s4

18

36

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d0_s5

size

subequal

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d0_s5

size

unequal

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d0_s5

growth form

texture

herbaceous

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d0_s5

ciliate

not

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d0_s5

leaf face

glabrous

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d0_s5

18

32

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d0_s6

inflorescence flower ray-floret

atypical quantity

21

25

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d0_s7

inflorescence flower ray-floret

8

21

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d0_s7

inflorescence flower ray lamina

25

60

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d0_s8

chromosome

38

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d0_s10

general structure head

2

8

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d0_s3

general structure head

arrangement

singly

sometimes

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d0_s3

general structure bundle array

less corymbiform

racemiform

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d0_s3

fruit cypsela

8

9

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d0_s10

fruit cypsela

glabrous

1 reference