Difference between revisions of "Symphyotrichum racemosum (Elliott) G. L. Nesom (Q2424) "

Flora Commons

accepted id

Symphyotrichum racemosum (Elliott) G.L. Nesom

taxon name

Symphyotrichum racemosum

(Elliott) G.L. Nesom

FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.

taxon status

accepted

1 reference

taxon name

Symphyotrichum racemosum

1 reference

taxon authority

(Elliott) G.L. Nesom

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

aster à grappes (French)

1 reference

small white aster (English)

1 reference

smooth white old field aster (English)

1 reference

Small white or smooth white oldfield aster (English)

1 reference

VasCan taxon numeric id

3581

1 reference

distribution

CA-ON

establishment of distribution

occurrence status

present

native

1 reference

publication

Herbier Marie-Victorin (MT). Université de Montréal, Montréal, QC. Specimen. http://www.biodiversite.umontreal.ca/herbier-marie-victorin?lang=en

CA-QC

establishment of distribution

occurrence status

present

native

1 reference

publication

Herbier Marie-Victorin (MT). Université de Montréal, Montréal, QC. Specimen. http://www.biodiversite.umontreal.ca/herbier-marie-victorin?lang=en

CA-NB

establishment of distribution

occurrence status

present

introduced

1 reference

publication

Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.

CA-NB

N.B.

1 reference

CA-ON

Ont.

1 reference

US-AL

Ala.

1 reference

US-AR

Ark.

1 reference

US-CT

Conn.

1 reference

US-DE

Del.

1 reference

US-DC

D.C.

1 reference

US-FL

Fla.

1 reference

US-GA

Ga.

1 reference

US-IL

Ill.

1 reference

US-IN

Ind.

1 reference

US-IA

Iowa

1 reference

US-KY

Ky.

1 reference

US-LA

La.

1 reference

US-ME

Maine

1 reference

US-MD

Md.

1 reference

US-MA

Mass.

1 reference

US-MO

Mo.

1 reference

US-NJ

N.J.

1 reference

US-NY

N.Y.

1 reference

US-NC

N.C.

1 reference

US-OH

Ohio

1 reference

US-OK

Okla.

1 reference

US-PA

Pa.

1 reference

US-RI

R.I.

1 reference

US-SC

S.C.

1 reference

US-TN

Tenn.

1 reference

US-TX

Tex.

1 reference

US-VT

Vt.

1 reference

US-VA

Va.

1 reference

US-WV

W.Va.

1 reference

Symphyotrichum sect. Symphyotrichum

parent taxon

1 reference

taxon habit

herb

1 reference

GBIF taxon key

3151666

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Aug–Oct.

1 reference

taxon habitat

moist to wet

1 reference

moist to alluvial soils

1 reference

marshes

1 reference

savannas

1 reference

bogs

1 reference

wet meadows

1 reference

prairie swales

1 reference

swamps

1 reference

borders

1 reference

open bottomwoods

1 reference

brackish

1 reference

elevation

0–200 m

1 reference

special status

E

1 reference

taxon description fragment

long-rhizomatous or with woody caudices.

1 reference

d0_s1

Stems 1–3+, erect (straight), glabrous or glabrate.

1 reference

d0_s2

Leaves thin, margins often ± revolute, scabrous, apices mucronate to mucronulate, faces glabrous or abaxial minutely pilosulous, cauline with clusters of smaller leaves in most axils;

1 reference

d0_s3

basal withering by flowering (new vernal rosettes often present), petiolate (petioles narrowly winged, sheathing, strigoso-ciliate), blades spatulate to oblanceolate, 5–40 × 5–15 mm, bases attenuate or cuneate to rounded, margins crenate-serrate, apices obtuse to acuminate;

1 reference

d0_s4

proximal cauline withering by flowering, petiolate or subpetiolate (proximalmost) or sessile (petioles winged, sparsely long strigoso-ciliate), blades elliptic or elliptic-lanceolate to lanceolate or linear-lanceolate, 20–70 × 3–20 mm, progressively reduced distally, bases clasping, margins becoming short-ciliate distally;

1 reference

d0_s5

distal (ascending or spreading) usually sessile, sometimes subpetiolate, blades linear-lanceolate to linear, 5–60+ × 1–8 mm, notably unequal in size, reduced distally, abruptly so on branches, bases cuneate to attenuate, margins serrulate or entire.

1 reference

d0_s6

Heads in diffuse, ± pyramidal, paniculiform arrays, branches ± lax, spreading horizontally or arching, racemiform, subtended by patent to reflexed branch leaves, often crowded but not (or barely) secund.

1 reference

d0_s7

Peduncles slender, 0.2–3+ cm or subsessile, hairy in lines, bracts 5–15, linear-elliptic to acicular, 1–2 mm, glabrous, grading into phyllaries.

1 reference

d0_s8

Involucres cylindric, (2.5–) 3.5–4.5 (–5.5) mm.

1 reference

d0_s9

Phyllaries in 4–6 series, appressed or outer ± spreading, oblong-lanceolate to linear (innermost), unequal, bases indurate 1/4–1/2, margins narrowly scarious, hyaline, ciliolate, green zones oblanceolate to linear-oblanceolate, apices acute to acuminate, mucronate, sometimes lightly purple-tinged, faces glabrous.

1 reference

d0_s10

Ray-florets (12–) 16–20;

1 reference

d0_s11

corollas usually white, rarely pink, laminae 5–8 × 0.5–1.2 mm.

1 reference

d0_s12

Disc-florets 10–20 (–25);

1 reference

d0_s13

corollas cream or pale-yellow becoming pink or red, (2.5–) 3–4.5 mm, tubes shorter than narrowly funnelform throats, lobes recurved to erect, lanceolate, 0.5–1 mm.

1 reference

d0_s14

Cypselae gray to tan, obovoid, ± compressed, 1–1.8 mm, 4–5-nerved (faint), faces sparsely strigillose or sericeus;

1 reference

d0_s15

pappi white, 2.5–3.5 mm. 2n = 16.

1 reference

d0_s16

morphology statement

stem caudex

texture

woody

1 reference

d0_s1

1

3

1 reference

d0_s2

erect

1 reference

d0_s2

glabrous

1 reference

d0_s2

glabrate

1 reference

d0_s2

thin

1 reference

d0_s3

vernation

revolute

often more or less

1 reference

d0_s3

relief

scabrous

1 reference

d0_s3

mucronate

mucronulate

1 reference

d0_s3

glabrous

1 reference

d0_s3

pilosulous

minutely

1 reference

d0_s3

withering

1 reference

d0_s4

flowering

1 reference

d0_s4

petiolate

1 reference

d0_s4

spatulate

oblanceolate

1 reference

d0_s4

5

40

1 reference

d0_s4

5

15

1 reference

d0_s4

cuneate

rounded

1 reference

d0_s4

crenate-serrate

1 reference

d0_s4

obtuse

acuminate

1 reference

d0_s4

flowering

1 reference

d0_s4

petiolate

1 reference

d0_s4

spatulate

oblanceolate

1 reference

d0_s4

5

40

1 reference

d0_s4

5

15

1 reference

d0_s4

cuneate

rounded

1 reference

d0_s4

crenate-serrate

1 reference

d0_s4

obtuse

acuminate

1 reference

d0_s4

flowering

1 reference

d0_s4

petiolate

1 reference

d0_s4

spatulate

oblanceolate

1 reference

d0_s4

5

40

1 reference

d0_s4

5

15

1 reference

d0_s4

cuneate

rounded

1 reference

d0_s4

crenate-serrate

1 reference

d0_s4

obtuse

acuminate

1 reference

d0_s4

flowering

1 reference

d0_s4

petiolate

1 reference

d0_s4

spatulate

oblanceolate

1 reference

d0_s4

5

40

1 reference

d0_s4

5

15

1 reference

d0_s4

cuneate

rounded

1 reference

d0_s4

crenate-serrate

1 reference

d0_s4

obtuse

acuminate

1 reference

d0_s4

withering

1 reference

d0_s5

20

70

1 reference

d0_s5

3

20

1 reference

d0_s5

reduced

progressively; distally

1 reference

d0_s5

flowering

1 reference

d0_s5

petiolate

1 reference

d0_s5

subpetiolate

1 reference

d0_s5

sessile

1 reference

d0_s5

elliptic-lanceolate

lanceolate or linear-lanceolate

1 reference

d0_s5

fixation

clasping

1 reference

d0_s5

short-ciliate

becoming; distally

1 reference

d0_s5

sessile

usually

1 reference

d0_s6

subpetiolate

sometimes

1 reference

d0_s6

linear-lanceolate

linear

1 reference

d0_s6

5

60

1 reference

d0_s6

1

8

1 reference

d0_s6

unequal

notably

1 reference

d0_s6

reduced

distally

1 reference

d0_s6

cuneate

attenuate

1 reference

d0_s6

serrulate

1 reference

d0_s6

entire

1 reference

d0_s6

general structure

density

diffuse

1 reference

d0_s7

general structure

pyramidal

more or less

1 reference

d0_s7

general structure

paniculiform

1 reference

d0_s7

arrangement

lax

more or less

1 reference

d0_s7

spreading

horizontally

1 reference

d0_s7

arching

1 reference

d0_s7

racemiform

1 reference

d0_s7

arrangement

crowded

often

1 reference

d0_s7

secund

not

1 reference

d0_s7

patent

reflexed

1 reference

d0_s7

slender

1 reference

d0_s8

0.2

3

1 reference

d0_s8

subsessile

1 reference

d0_s8

hairy

1 reference

d0_s8

5

15

1 reference

d0_s8

linear-elliptic

acicular

1 reference

d0_s8

1

2

1 reference

d0_s8

glabrous

1 reference

d0_s8

cylindric

1 reference

d0_s9

atypical some measurement

2.5

3.5

1 reference

d0_s9

atypical some measurement

4.5

5.5

1 reference

d0_s9

3.5

4.5

1 reference

d0_s9

texture

indurate

1 reference

d0_s10

1/4

1/2

1 reference

d0_s10

texture

scarious

narrowly

1 reference

d0_s10

hyaline

1 reference

d0_s10

ciliolate

1 reference

d0_s10

acute

acuminate

1 reference

d0_s10

mucronate

1 reference

d0_s10

purple-tinged

sometimes lightly

1 reference

d0_s10

glabrous

1 reference

d0_s10

inflorescence flower ray-floret

atypical quantity

12

16

1 reference

d0_s11

inflorescence flower ray-floret

16

20

1 reference

d0_s11

white

usually

1 reference

d0_s12

pink

rarely

1 reference

d0_s12

inflorescence flower ray lamina

5

8

1 reference

d0_s12

inflorescence flower ray lamina

0.5

1.2

1 reference

d0_s12

inflorescence flower

atypical quantity

20

25

1 reference

d0_s13

inflorescence flower

10

20

1 reference

d0_s13

cream

1 reference

d0_s14

pale-yellow becoming pink or red

becoming; becoming

1 reference

d0_s14

atypical some measurement

2.5

3

1 reference

d0_s14

3

4.5

1 reference

d0_s14

inflorescence flower corolla tube

height

shorter

1 reference

d0_s14

inflorescence flower corolla lobe

recurved

erect

1 reference

d0_s14

inflorescence flower corolla lobe

lanceolate

1 reference

d0_s14

inflorescence flower corolla lobe

0.5

1

1 reference

d0_s14

gray

tan

1 reference

d0_s15

obovoid

1 reference

d0_s15

compressed

more or less

1 reference

d0_s15

1

1.8

1 reference

d0_s15

4-5-nerved

1 reference

d0_s15

strigillose

sparsely

1 reference

d0_s15

sericeus

1 reference

d0_s15

fruit pappus

white

1 reference

d0_s16

fruit pappus

2.5

3.5

1 reference

d0_s16

chromosome

16

1 reference