Difference between revisions of "Pyrrocoma uniflora (Hooker) Greene (Q2286) "

taxon name

Pyrrocoma uniflora

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taxon authority

(Hooker) Greene

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taxon rank

species

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taxon status

accepted

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common name

one-flowered goldenweed (English)

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plantain goldenweed (English)

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pyrrocome uniflore (French)

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Plantain goldenweed (English)

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VasCan taxon numeric id

3380

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parent taxon

Pyrrocoma Hooker

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taxon habit

herb

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GBIF taxon key

3134377

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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-NT

N.W.T.

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CA-SK

Sask.

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US-CA

Calif.

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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-WY

Wyo.

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special status

E

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taxon description fragment

Plants 7–40 cm.

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d0_s0

Stems 1–7, curved-ascending to decumbent, red-tinged, sparsely leafy to almost naked, glabrate to lanate or tomentulose, eglandular.

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d0_s1

Leaves: basal petiolate, blades linear to oblanceolate or elliptic, 40–150 × 3–20 mm, margins usually sharply dentate to laciniate, rarely entire;

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d0_s2

cauline sessile, few, blades lanceolate, 20–50 × 2–6 mm, bases cordate, clasping;

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d0_s3

faces glabrous, sparsely to densely shaggy-tomentose or lanate, eglandular.

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d0_s4

Heads usually borne singly, sometimes 2–4 in racemiform arrays.

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d0_s5

Peduncles 2–12 cm.

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d0_s6

Involucres hemispheric, 6–13 × 10–20 mm.

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d0_s7

Phyllaries in 2 series, appresssed or loose, linear-lanceolate, 6–11 mm, subequal or unequal (sometimes outer ± shorter and green throughout), margins ciliate, faces usually villous to lanate, rarely glabrous.

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d0_s8

Ray-florets 18–50;

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d0_s9

corollas 7–11 mm.

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d0_s10

Disc-florets 35–60;

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d0_s11

corollas 5–8 mm.

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d0_s12

Cypselae subcylindric, 2–4 mm, obscurely nerved and angled, faces sericeous;

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d0_s13

pappi tawny, 5–7 mm.

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d0_s14

morphology statement

whole organism

7

40

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d0_s0

whole organism

growth form

plant

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d0_s0

1

7

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d0_s1

orientation

curved-ascending

decumbent

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d0_s1

coloration

red-tinged

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d0_s1

leafy

sparsely

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d0_s1

leafy to almost

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d0_s1

naked

almost

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d0_s1

glabrate

lanate or tomentulose

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d0_s1

eglandular

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d0_s1

leaf

petiolate

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d0_s2

linear

oblanceolate or elliptic

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d0_s2

length

40

150

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d0_s2

width

3

20

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d0_s2

inflorescence palea margin

usually sharply dentate

laciniate

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d0_s2

inflorescence palea margin

entire

rarely

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d0_s2

leaf

sessile

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d0_s3

leaf

few

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d0_s3

lanceolate

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d0_s3

length

20

50

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d0_s3

width

2

6

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d0_s3

inflorescence phyllaries base

cordate

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d0_s3

inflorescence phyllaries base

fixation

clasping

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d0_s3

glabrous

sparsely densely shaggy-tomentose or lanate

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d0_s4

glabrous

sparsely densely shaggy-tomentose or lanate

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d0_s4

eglandular

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d0_s4

general structure

arrangement

singly

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d0_s5

general structure

2

4

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d0_s5

general structure

racemiform

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d0_s5

inflorescence peduncle

2

12

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d0_s6

inflorescence involucre

hemispheric

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d0_s7

inflorescence involucre

length

6

13

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d0_s7

inflorescence involucre

width

10

20

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d0_s7

inflorescence palea margin

ciliate

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d0_s8

usually villous

lanate

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d0_s8

glabrous

rarely

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d0_s8

inflorescence flower ray-floret

18

50

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d0_s9

inflorescence flower corolla

7

11

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d0_s10

inflorescence flower

35

60

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d0_s11

inflorescence flower corolla

5

8

1 reference

d0_s12

subcylindric

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d0_s13

2

4

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d0_s13

nerved

obscurely

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d0_s13

angled

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d0_s13

sericeous

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d0_s13

fruit pappus

coloration

tawny

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d0_s14

fruit pappus

5

7

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