Carex arctata Boott in W. J. Hooker (Q230)

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-PE

present

native

1 reference

Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 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.

FR-PM

present

native

1 reference

Etcheberry, R. 1989. Plantes de Saint-Pierre et Miquelon. Unpublished list (MT).

Newfoundland, CA

present

native

1 reference

Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm

Labrador, CA

present

native

1 reference

Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm

CA-MB

Man.

1 reference

CA-NB

N.B.

1 reference

CA-NL

Nfld. and Labr.

1 reference

CA-NS

N.S.

1 reference

CA-ON

Ont.

1 reference

CA-PE

P.E.I.

1 reference

CA-QC

Que.

1 reference

US-CT

Conn.

1 reference

US-IN

Ind.

1 reference

US-ME

Maine

1 reference

US-MA

Mass.

1 reference

US-MI

Mich.

1 reference

US-MN

Minn.

1 reference

US-NH

N.H.

1 reference

US-NY

N.Y.

1 reference

US-OH

Ohio

1 reference

US-PA

Pa.

1 reference

US-RI

R.I.

1 reference

US-VT

Vt.

1 reference

US-WI

Wis.

1 reference

Carex sect. Hymenochlaenae (Drejer) L. H. Bailey in J. M. Coulter

parent taxon

1 reference

taxon habit

herb

1 reference

GBIF taxon key

2722601

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

taxon habitat

northern hemlock-hardwood forests

1 reference

boreal coniferous forests

1 reference

white-cedar swamps

1 reference

mesic deciduous

1 reference

upland

1 reference

dry to mesic deciduous forests

1 reference

special status

F

1 reference

E

1 reference

taxon description fragment

Plants densely cespitose.

1 reference

d0_s0

Culms dark maroon at base;

1 reference

d0_s1

flowering-stems 20–100 cm, much longer than leaves at maturity, 0.6–1 mm thick, glabrous but scabrous within inflorescence.

1 reference

d0_s2

Leaves: basal sheaths maroon, bladeless, rarely minutely scabrous, glabrous;

1 reference

d0_s3

blades flat, 3–10 (–13) mm wide, glabrous with minutely scabrous margins.

1 reference

d0_s5

Inflorescences: peduncles of lateral spikes slender, to 30 mm, shorter than spikes;

1 reference

d0_s6

peduncle of terminal spike to 28 mm, usually shorter than adjacent pistillate spikes, minutely scabrous on angles;

1 reference

d0_s7

proximal bracts shorter than inflorescences;

1 reference

d0_s8

sheaths to 30 mm;

1 reference

d0_s9

blades 2–3 mm wide.

1 reference

d0_s10

Lateral spikes 2–5, 1 per node, well separated, erect at anthesis, but soon drooping, pistillate with 15–45 perigynia attached 1–2 mm apart, linear-elongate, 25–80 × 3–4 mm.

1 reference

d0_s11

Terminal spike staminate, sessile or pedunculate, 6–40 × 0.8–2 mm.

1 reference

d0_s12

Pistillate scales white-hyaline with green midrib, oblong-lanceolate, shorter than mature perigynia, apex acuminate to cuspidate or awned, awn to 1.5 mm, margins and awn scabrous or ciliate, otherwise glabrous.

1 reference

d0_s13

Perigynia green, often red dotted, 2-ribbed and finely 10–15-veined, loosely enveloping achene, ellipsoid-ovoid, 3–5 × 1–2 mm, membranous, base with stipe 2–3 mm, apex tapering to minute beak, glabrous but sometimes ciliate between apical teeth;

1 reference

d0_s14

beak bidentate, 0.7–1.5 mm.

1 reference

d0_s15

Achenes sessile, 1.7–2.6 × 0.8–1.7 mm. 2n = 52, 54, 56.

1 reference

d0_s16

morphology statement

whole organism

growth form

cespitose

densely

1 reference

d0_s0

whole organism

growth form

plant

1 reference

d0_s0

20

100

1 reference

d0_s2

much longer

1 reference

d0_s2

glabrous

1 reference

d0_s2

scabrous

1 reference

d0_s2

leaf

thick

1 reference

d0_s2

maroon

1 reference

d0_s3

bladeless

1 reference

d0_s3

scabrous

rarely minutely

1 reference

d0_s3

glabrous

1 reference

d0_s3

prominence

flat

1 reference

d0_s5

10

13

1 reference

d0_s5

3

10

1 reference

d0_s5

glabrous

1 reference

d0_s5

scabrous

minutely

1 reference

d0_s5

slender

1 reference

d0_s6

0

30

1 reference

d0_s6

shorter

1 reference

d0_s6

0

28

1 reference

d0_s7

usually shorter

1 reference

d0_s7

scabrous

minutely

1 reference

d0_s7

inflorescence peduncle bract

shorter

1 reference

d0_s8

0

30

1 reference

d0_s9

2

3

1 reference

d0_s10

15

45

1 reference

d0_s11

fixation

attached

1 reference

d0_s11

pistillate

1 reference

d0_s13

white-hyaline

1 reference

d0_s13

oblong-lanceolate

1 reference

d0_s13

shorter

1 reference

d0_s13

life cycle

mature

1 reference

d0_s13

acuminate

1 reference

d0_s13

cuspidate

1 reference

d0_s13

awned

1 reference

d0_s13

0

1.5

1 reference

d0_s13

scabrous

1 reference

d0_s13

ciliate

1 reference

d0_s13

glabrous

otherwise

1 reference

d0_s13

scabrous

1 reference

d0_s13

ciliate

1 reference

d0_s13

glabrous

otherwise

1 reference

d0_s13

green

1 reference

d0_s14

red dotted

often

1 reference

d0_s14

2-ribbed

1 reference

d0_s14

10-15-veined

finely

1 reference

d0_s14

ellipsoid-ovoid

1 reference

d0_s14

3

5

1 reference

d0_s14

1

2

1 reference

d0_s14

texture

membranous

1 reference

d0_s14

tapering

1 reference

d0_s14

glabrous

1 reference

d0_s14

ciliate

sometimes

1 reference

d0_s14

fruit beak

minute

1 reference

d0_s14

fruit beak

bidentate

1 reference

d0_s15

fruit beak

0.7

1.5

1 reference

d0_s15

chromosome

52

1 reference

d0_s16

chromosome

54

1 reference

d0_s16

chromosome

56

1 reference

d0_s16

stem culm

dark maroon

1 reference

d0_s1

arrangement

adjacent

1 reference

d0_s7

pistillate

1 reference

d0_s7

2

5

1 reference

d0_s11

1

1 reference

d0_s11

arrangement

separated

well

1 reference

d0_s11

orientation

erect

1 reference

d0_s11

orientation

drooping

soon

1 reference

d0_s11

pistillate

1 reference

d0_s11

1

2

1 reference

d0_s11

arrangement

apart

1 reference

d0_s11

linear-elongate

1 reference

d0_s11

25

80

1 reference

d0_s11

3

4

1 reference

d0_s11

staminate

1 reference

d0_s12

sessile

1 reference

d0_s12

pedunculate

1 reference

d0_s12

6

40

1 reference

d0_s12

0.8

2

1 reference

d0_s12

inflorescence flower petal venation midrib

green

1 reference

d0_s13

leaf stalk stipe

2

3

1 reference

d0_s14

fruit achene

sessile

1 reference

d0_s16

fruit achene

1.7

2.6

1 reference

d0_s16

fruit achene

0.8

1.7

1 reference