Difference between revisions of "Spiraea stevenii (C. K. Schneider) Rydberg in N. L. Britton et al. (Q4426) "

taxon name

Spiraea stevenii

1 reference

taxon authority

(C.K. Schneider) Rydberg

1 reference

taxon rank

species

1 reference

taxon status

accepted

1 reference

common name

spirée de Steven (French)

1 reference

Steven's meadowsweet (English)

1 reference

beauverd spiraea (English)

1 reference

Steven's spiraea (English)

1 reference

Alaska or Beauverd's spiraea (English)

1 reference

VasCan taxon numeric id

8984

1 reference

distribution

CA-BC

establishment of distribution

occurrence status

present

native

1 reference

publication

Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.

CA-YT

establishment of distribution

occurrence status

present

native

1 reference

publication

Cody, W.J., K.L. Reading & J.M. Line. 2003. Additions and range extensions to the vascular plant flora of continental Northwest Territories and Nunavut, Canada, II. Canadian Field-Naturalist 117: 448-465. http://www.biodiversitylibrary.org/item/109475#page/464/mode/1up

CA-NT

establishment of distribution

occurrence status

present

native

1 reference

publication

Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.

CA-BC

B.C.

1 reference

CA-NT

N.W.T.

1 reference

CA-YT

Yukon

1 reference

US-AK

Alaska

1 reference

e Asia

1 reference

parent taxon

Spiraea Linnaeus

1 reference

taxon habit

shrub

1 reference

phenology

Flowering Jun–Sep; fruiting Jul–Nov.

1 reference

taxon habitat

meadows

1 reference

tundra

1 reference

open woods

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thickets

1 reference

stream banks

1 reference

lake edges

1 reference

alpine areas

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elevation

0–2000 m

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taxon description fragment

Shrubs, 1–10 dm.

1 reference

d0_s0

Stems ascending to prostrate, rarely dying to ground, rarely branched.

1 reference

d0_s1

Leaves: petiole 0.5–6 mm;

1 reference

d0_s2

blade ovate to elliptic, 1–6 × 0.5–2.5 cm, membranous, base obtuse, margins regularly to irregularly serrulate on distal 1/4–1/2 to crenate or entire (long-shoot leaves sometimes serrate on full blade), teeth rounded, number of primary and secondary serrations 0–1 times number of secondary-veins (excluding inter-secondary veins), venation pinnate cladodromous, secondary-veins not prominent, apex obtuse, surfaces glabrous.

1 reference

d0_s3

Inflorescences mostly terminal, corymbiform (dense), 1–3 [–5] × 0.5–3 [–5] cm height usually 1 times diam.;

1 reference

d0_s4

branches rarely in axils of leaves, usually glabrous or puberulent, sometimes villous.

1 reference

d0_s5

Pedicels 1–5 (–8) mm, usually glabrous or puberulent, sometimes villous.

1 reference

d0_s6

Flowers 4–6 mm diam.;

1 reference

d0_s7

hypanthia hemispheric, 0.7–1 mm, abaxial surface puberulent to pubescent, adaxial glabrate to pubescent;

1 reference

d0_s8

sepals triangular, 1–1.5 mm;

1 reference

d0_s9

petals white, orbiculate, 1.5–2.5 mm;

1 reference

d0_s10

staminodes 10–12;

1 reference

d0_s11

stamens 18–22, 2 times petal length.

1 reference

d0_s12

Follicles oblanceoloid, 2.5–3.5 mm, puberulent.

1 reference

d0_s13

morphology statement

whole organism

1

10

1 reference

d0_s0

whole organism

growth form

shrub

1 reference

d0_s0

stem

orientation

ascending

prostrate

1 reference

d0_s1

stem

condition

dying

rarely

1 reference

d0_s1

stem

architecture

branched

rarely

1 reference

d0_s1

leaf petiole

0.5

6

1 reference

d0_s2

ovate

elliptic

1 reference

d0_s3

length

1

6

1 reference

d0_s3

width

0.5

2.5

1 reference

d0_s3

texture

membranous

1 reference

d0_s3

inflorescence phyllaries base

obtuse

1 reference

d0_s3

inflorescence palea margin

architecture

serrulate

regularly to irregularly

1 reference

d0_s3

inflorescence flower gynoecium pistil style apex

obtuse

1 reference

d0_s3

position

structure subtype

terminal

1 reference

d0_s4

architecture

corymbiform

1 reference

d0_s4

atypical length

3

5

1 reference

d0_s4

length

1

3

1 reference

d0_s4

atypical width

3

5

1 reference

d0_s4

width

0.5

3

1 reference

d0_s4

height

1 times diam

usually

1 reference

d0_s4

inflorescence branch

glabrous

usually

1 reference

d0_s5

inflorescence branch

puberulent

1 reference

d0_s5

inflorescence branch

villous

sometimes

1 reference

d0_s5

atypical some measurement

5

8

1 reference

d0_s6

1

5

1 reference

d0_s6

glabrous

usually

1 reference

d0_s6

puberulent

1 reference

d0_s6

villous

sometimes

1 reference

d0_s6

inflorescence flower

diameter

4

6

1 reference

d0_s7

inflorescence flower hypanthium

hemispheric

1 reference

d0_s8

inflorescence flower hypanthium

0.7

1

1 reference

d0_s8

inflorescence flower sepal

triangular

1 reference

d0_s9

inflorescence flower sepal

1

1.5

1 reference

d0_s9

inflorescence flower petal

coloration

white

1 reference

d0_s10

inflorescence flower petal

orbiculate

1 reference

d0_s10

inflorescence flower petal

1.5

2.5

1 reference

d0_s10

leaf staminode

quantity

10

12

1 reference

d0_s11

inflorescence flower stamen

quantity

18

22

1 reference

d0_s12

inflorescence flower stamen

length

2 times petal length

1 reference

d0_s12

inflorescence flower petal venation secondary-vein

prominence

prominent

not

1 reference

d0_s3

fruit follicle

oblanceoloid

1 reference

d0_s13

fruit follicle

2.5

3.5

1 reference

d0_s13

fruit follicle

puberulent

1 reference