Difference between revisions of "Erigeron poliospermus A. Gray in A. Gray et al. (Q2228) "

taxon name

Erigeron poliospermus

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taxon authority

A. Gray

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taxon rank

species

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taxon status

accepted

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common name

cushion fleabane (English)

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purple cushion fleabane (English)

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hairy-seed fleabane (English)

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hairy-seed daisy (English)

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vergerette à graines poilues (French)

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VasCan taxon numeric id

3116

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parent taxon

Erigeron Linnaeus

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taxon habit

herb

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GBIF taxon key

3147197

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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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US-ID

Idaho

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US-OR

Oreg.

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US-WA

Wash.

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special status

F

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E

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taxon description fragment

taprooted, caudices simple or with relatively short and thick branches.

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d0_s1

Stems erect, sometimes branched, hirsute (hairs unequal), ± minutely glandular.

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d0_s2

Leaves mostly basal (persistent; petioles prominently ciliate, hairs spreading, thick-based);

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d0_s3

blades narrowly oblanceolate to spatulate, (20–) 30–80 × 2–4 (–12) mm, cauline sometimes continuing distally to about midstem, margins entire, usually ciliate, sometimes coarsely so, faces sparsely to densely hirsute, sometimes minutely glandular.

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d0_s4

Heads 1 (–3) (from branches at or proximal to midstem).

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d0_s5

Involucres 5–9 × 9–20 mm.

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d0_s6

Ray-florets 15–45 or 0;

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d0_s8

corollas usually pink to bluish purple, sometimes white, 5–14 mm, laminae coiling.

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d0_s9

Disc corollas (3.5–) 4–5.5 mm.

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d0_s10

Cypselae 2.5–3 mm, 2-nerved, faces densely strigoso-sericeous (obscured);

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d0_s11

pappi: outer of setae, inner of 20–30 bristles.

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d0_s12

morphology statement

stem caudex

simple

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d0_s1

stem caudex

with relatively short and thick branches

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d0_s1

inflorescence branch

height

length

size

short

relatively

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d0_s1

inflorescence branch

width

thick

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d0_s1

orientation

erect

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d0_s2

branched

sometimes

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d0_s2

hirsute

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d0_s2

function

glandular

more or less minutely

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d0_s2

leaf

position

basal

mostly

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d0_s3

narrowly oblanceolate

spatulate

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d0_s4

atypical length

20

30

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d0_s4

length

30

80

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d0_s4

atypical width

4

12

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d0_s4

width

2

4

1 reference

d0_s4

inflorescence palea margin

entire

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d0_s4

inflorescence palea margin

ciliate

usually

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d0_s4

leaf face

hirsute

sometimes coarsely; coarsely; sparsely to densely

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d0_s4

leaf face

function

glandular

sometimes minutely

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d0_s4

general structure

atypical quantity

1

3

1 reference

d0_s5

general structure

quantity

1

1 reference

d0_s5

inflorescence involucre

length

5

9

1 reference

d0_s6

inflorescence involucre

width

9

20

1 reference

d0_s6

inflorescence flower ray-floret

quantity

15

45

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d0_s8

inflorescence flower ray-floret

presence

absent

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d0_s8

coloration

usually pink

bluish purple

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d0_s9

coloration

white

sometimes

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d0_s9

some measurement

5

14

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d0_s9

inflorescence flower ray lamina

coiling

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d0_s9

atypical some measurement

3.5

4

1 reference

d0_s10

some measurement

4

5.5

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d0_s10

fruit

some measurement

2.5

3

1 reference

d0_s11

fruit

2-nerved

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d0_s11

leaf face

strigoso-sericeous

densely

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d0_s11

fruit pappus bristle

quantity

20

30

1 reference