Difference between revisions of "Bidens discoidea (Torrey &amp; A. Gray) Britton (Q2561) "

Flora Commons

accepted id

Bidens discoidea (Torrey & A. Gray) Britton

taxon name

Bidens discoidea

taxon authority

(Torrey & A. Gray) Britton

taxon rank

species

FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.

taxon status

accepted

1 reference

taxon name

Bidens discoidea

1 reference

taxon authority

(Torrey & A. Gray) Britton

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

bident discoïde (French)

1 reference

small beggarticks (English)

1 reference

discoide beggarticks (English)

1 reference

few-bracted beggarticks (English)

1 reference

swamp beggarticks (English)

1 reference

Bident discoïde (English)

1 reference

VasCan taxon numeric id

2932

1 reference

distribution

CA-ON

present

native

1 reference

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

present

native

1 reference

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-NB

present

native

1 reference

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-NS

present

native

1 reference

Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.

CA-NB

N.B.

1 reference

CA-NS

N.S.

1 reference

CA-ON

Ont.

1 reference

CA-QC

Que.

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-MI

Mich.

1 reference

US-MN

Minn.

1 reference

US-MS

Miss.

1 reference

US-MO

Mo.

1 reference

US-NH

N.H.

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

US-WI

Wis.

1 reference

parent taxon

Bidens Linnaeus

1 reference

taxon habit

herb

1 reference

GBIF taxon key

5391837

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Aug–Oct(–Nov).

1 reference

taxon habitat

ponds

1 reference

swamps

1 reference

other wet sites

1 reference

elevation

10–300 m

measurement range from

10 meter

measurement range to

300 meter

1 reference

special status

E

1 reference

taxon description fragment

Leaves: petioles 10–40 (–60) mm;

1 reference

d0_s1

blades deltate to lanceovate overall, 30–80 (–100+) × 10–30 (–80+) mm, usually 3-foliolate, leaflets petiolulate, lanceovate to lanceolate, (10–) 20–50 (–100) × 5–20 (–40) mm, bases cuneate, ultimate margins usually serrate, sometimes ciliate, apices acuminate to attenuate, faces glabrous or hirtellous.

1 reference

d0_s2

Heads usually borne singly, sometimes in 2s or 3s.

1 reference

d0_s3

Peduncles 10–20 (–50+) mm.

1 reference

d0_s4

Calyculi of (3–) 4 (–5+) ± appressed, spatulate to linear, seldom foliaceous bractlets or bracts (3–) 12–25 mm, margins seldom ciliate, abaxial faces usually glabrous.

1 reference

d0_s5

Involucres ± hemispheric, 4–5 (–7) × 4–6 (–9) mm.

1 reference

d0_s6

Phyllaries 5–7, oblong to lanceolate, 4–6+ mm.

1 reference

d0_s7

Ray-florets 0.

1 reference

d0_s8

Disc-florets (10–) 15–20+;

1 reference

d0_s9

corollas ± orange, 1.5–2 mm.

1 reference

d0_s10

Cypselae blackish to redbrown or stramineous, ± flattened, linear to narrowly cuneate, outer 3–5 mm, inner 4–6+ mm, margins not distinctly ciliate, apices ± truncate to concave, faces ± tuberculate, antrorsely strigillose;

1 reference

d0_s11

pappi of 2 ± erect, antrorsely barbed or smooth awns (0.2–) 1–2.4 mm. 2n = 24.

1 reference