Difference between revisions of "Eurybia divaricata (Linnaeus) G. L. Nesom (Q2241) "

taxon name

Eurybia divaricata

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taxon authority

(Linnaeus) G.L. Nesom

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taxon rank

species

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taxon status

accepted

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common name

aster à rameaux étalés (French)

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aster divariqué (French)

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white wood aster (English)

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heart-leaved aster (English)

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white heart-leaved aster (English)

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White wood aster (English)

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aster à rameaux étalés (English)

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VasCan taxon numeric id

3148

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distribution

CA-ON

establishment of distribution

occurrence status

present

native

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publication

Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/

CA-QC

establishment of distribution

occurrence status

present

native

1 reference

publication

Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.

CA-ON

Ont.

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CA-QC

Que.

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US-AL

Ala.

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US-CT

Conn.

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US-DE

Del.

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US-DC

D.C.

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US-GA

Ga.

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US-KY

Ky.

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US-ME

Maine

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US-MD

Md.

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US-MA

Mass.

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US-MI

Mich.

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US-NH

N.H.

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US-NJ

N.J.

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US-NY

N.Y.

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US-NC

N.C.

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US-OH

Ohio

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US-PA

Pa.

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US-RI

R.I.

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US-SC

S.C.

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US-TN

Tenn.

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US-VT

Vt.

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US-VA

Va.

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US-WV

W.Va.

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in Europe (Netherlands)

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Eurybia (Cassini) Cassini in F. Cuvier

parent taxon

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taxon habit

herb

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GBIF taxon key

5396125

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Global Biodiversity Information Facility

IUCN Redlist Category

NE

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Global Biodiversity Information Facility

phenology

Flowering late summer–fall.

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taxon habitat

mesic

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eastern deciduous

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mixed deciduous

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dry to mesic

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mixed deciduous woods

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edges

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clearings

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roadsides

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elevation

0–1200(–1700) m

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special status

E

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taxon description fragment

Plants 28–90 (–120) cm, in ± dense clones (lacking sterile rosettes);

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d0_s0

rhizomes branched, elongate, becoming woody.

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d0_s1

Stems 1, erect, simple, flexuous, glabrate to sparsely puberulent proximally, densely puberulent distally.

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d0_s2

Leaves basal and cauline, thin, margins sharply serrate, teeth (6–15 per side) mucronulate, ciliate, apices acuminate, abaxial faces sparsely strigose or villous, particularly villous along veins, adaxial glabrescent to sparsely strigose, veins sparsely stipitate-glandular;

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d0_s3

basal and proximal withering by flowering, petiolate (petioles 20–70 mm), blades ovate, 19–65 × 17–60 mm, basal smaller than proximal, bases cordate (sinuses narrow, curved);

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d0_s4

cauline petiolate, petioles often ± winged (15–70 mm), blades ovate, 20–200 × 10–100 mm, bases cordate to rounded;

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d0_s5

distal (arrays) usually sessile, sometimes subpetiolate, blades ovate to lanceolate, 5–20 × 1–8 mm, bases rounded.

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d0_s6

Heads 4–50 (–100+) in ± flat-topped corymbiform arrays.

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d0_s7

Peduncles to 1.5 cm, densely hairy, eglandular;

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d0_s8

bracts 0 (–2).

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d0_s9

Involucres cylindro-campanulate, 4.2–6 mm, much shorter than pappi.

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d0_s10

Phyllaries 25–30 in 4–5 series, inner purplish distally, oblong (outer) to lanceolate or linear-lanceolate (inner), strongly unequal, bases indurate, green zones in distal 1/2 (outer) to 1/3 or along distal midveins (inner), margins narrowly scarious, densely fimbriate-ciliate, apices rounded to acute, faces sparsely hairy, sometimes sparsely stipitate-glandular;

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d0_s11

Ray-florets 5–10 (–12);

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d0_s13

corollas white, 6–12 × 1.5–2.2 mm.

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d0_s14

Disc-florets 12–19 (–25);

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d0_s15

corollas yellow, 4.1–4.8 (–5.5) mm, abruptly ampliate, tubes (2.3–2.6 mm) longer than campanulate throats (0.9–1.2 mm), lobes reflexed, lanceolate, 0.7–1.4 mm.

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d0_s16

Cypselae brown, cylindro-obovoid, slightly compressed, 2.6–3.8 mm, ribs 7–10 (tan to stramineous), faces sparsely strigillose;

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d0_s17

pappi of reddish to cream-colored (fine, barbellulate, sometimes apically ± clavate) bristles 3.7–5 mm, equaling or longer than disc corollas.

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d0_s18

2n = 18.

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d0_s19

morphology statement

whole organism

atypical some measurement

90

120

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d0_s0

whole organism

28

90

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d0_s0

whole organism

growth form

plant

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d0_s0

clone

density

dense

more or less

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d0_s0

branched

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d0_s1

elongate

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d0_s1

texture

woody

becoming

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d0_s1

1

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d0_s2

orientation

erect

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d0_s2

simple

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d0_s2

course

flexuous

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d0_s2

glabrate

sparsely puberulent proximally

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d0_s2

puberulent

densely; distally

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d0_s2

basal

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d0_s3

cauline

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d0_s3

thin

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d0_s3

inflorescence palea margin

serrate

sharply

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d0_s3

inflorescence flower gynoecium pistil style apex

acuminate

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d0_s3

strigose

sparsely

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d0_s3

villous

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d0_s3

villous

particularly

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d0_s3

glabrescent

sparsely strigose

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d0_s3

inflorescence flower petal venation

stipitate-glandular

sparsely

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d0_s4

inflorescence flower petal venation

basal

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d0_s4

flowering

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d0_s4

petiolate

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d0_s4

by flowering , petiolate , blades ovate , 19-65×17-60 mm , basal blades smaller than proximal blades , bases

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d0_s4

19

65

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d0_s4

17

60

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d0_s4

by flowering , petiolate , blades ovate , 19-65×17-60 mm , basal blades smaller than proximal blades , bases

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d0_s4

cordate

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d0_s4

flowering

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d0_s4

petiolate

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d0_s4

by flowering , petiolate , blades ovate , 19-65×17-60 mm , basal blades smaller than proximal blades , bases

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d0_s4

19

65

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d0_s4

17

60

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d0_s4

by flowering , petiolate , blades ovate , 19-65×17-60 mm , basal blades smaller than proximal blades , bases

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d0_s4

cordate

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d0_s4

cordate

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d0_s4

cordate

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d0_s4

proximal

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d0_s4

withering

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d0_s4

flowering

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d0_s4

petiolate

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d0_s4

cordate

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d0_s4

flowering

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d0_s4

petiolate

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d0_s4

cordate

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d0_s4

petiolate

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d0_s5

leaf petiole

winged

often more or less

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d0_s5

ovate

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d0_s5

20

200

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d0_s5

10

100

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d0_s5

cordate

rounded

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d0_s5

sessile

usually

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d0_s6

subpetiolate

sometimes

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d0_s6

ovate

lanceolate

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d0_s6

5

20

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d0_s6

1

8

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d0_s6

rounded

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d0_s6

50

100

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d0_s7

4

50

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d0_s7

flat-topped

more or less

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d0_s7

corymbiform

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d0_s7

inflorescence peduncle

0

1.5

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d0_s8

inflorescence peduncle

hairy

densely

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d0_s8

inflorescence peduncle

eglandular

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d0_s8

inflorescence peduncle bract

0

2

1 reference

d0_s9

inflorescence peduncle bract

presence

absent

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d0_s9

inflorescence involucre

cylindro-campanulate

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d0_s10

inflorescence involucre

4.2

6

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d0_s10

inflorescence involucre

height

much shorter

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d0_s10

texture

indurate

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d0_s11

inflorescence palea margin

texture

scarious

narrowly

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d0_s11

inflorescence palea margin

fimbriate-ciliate

densely

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d0_s11

inflorescence flower gynoecium pistil style apex

rounded

acute

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d0_s11

hairy

sparsely

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d0_s11

stipitate-glandular

sometimes sparsely

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d0_s11

inflorescence flower ray-floret

10

12

1 reference

d0_s13

inflorescence flower ray-floret

5

10

1 reference

d0_s13

white

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d0_s14

6

12

1 reference

d0_s14

1.5

2.2

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d0_s14

inflorescence flower

19

25

1 reference

d0_s15

inflorescence flower

12

19

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d0_s15

yellow

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d0_s16

atypical some measurement

4.8

5.5

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d0_s16

4.1

4.8

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d0_s16

ampliate

abruptly

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d0_s16

inflorescence flower corolla tube

longer

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d0_s16

inflorescence flower perianth throat

campanulate

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d0_s16

inflorescence flower corolla lobe

orientation

reflexed

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d0_s16

inflorescence flower corolla lobe

lanceolate

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d0_s16

inflorescence flower corolla lobe

0.7

1.4

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d0_s16

brown

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d0_s17

cylindro-obovoid

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d0_s17

compressed

slightly

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d0_s17

2.6

3.8

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d0_s17

leaf rib

7

10

1 reference

d0_s17

strigillose

sparsely

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d0_s17

fruit pappus bristle

reddish

cream-colored

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d0_s18

fruit pappus

3.7

5

1 reference

d0_s19

fruit pappus

variability

equaling

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d0_s19

fruit pappus

longer

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d0_s19

chromosome

18

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