Difference between revisions of "Amelanchier nantucketensis E. P. Bicknell (Q4204) "

taxon name

Amelanchier nantucketensis

1 reference

taxon authority

E.P. Bicknell

1 reference

taxon rank

species

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taxon status

accepted

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common name

amélanchier de Nantucket (French)

1 reference

Nantucket serviceberry (English)

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Nantucket shadbush (English)

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Nantucket shadbush (English)

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VasCan taxon numeric id

8623

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distribution

CA-NS

establishment of distribution

occurrence status

present

native

1 reference

publication

FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1

CA-NS

N.S.

1 reference

US-CT

Conn.

1 reference

US-ME

Maine

1 reference

US-MD

Md.

1 reference

US-MA

Mass.

1 reference

US-NH

N.H.

1 reference

US-NJ

N.J.

1 reference

US-NY

N.Y.

1 reference

US-RI

R.I.

1 reference

US-SC

S.C.

1 reference

US-VA

Va.

1 reference

parent taxon

Amelanchier Medikus

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taxon habit

shrub

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GBIF taxon key

3023951

1 reference

Global Biodiversity Information Facility

IUCN Redlist Category

NE

1 reference

Global Biodiversity Information Facility

phenology

Flowering Mar–May; fruiting Jun–Jul.

1 reference

taxon habitat

fields

1 reference

sand-plain grasslands

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heaths

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glacial outwash plains

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forest openings

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disturbed sites

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stream shores

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rocks

1 reference

sand

1 reference

dry habitats

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ditches

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swales

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elevation

0–400 m

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special status

E

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F

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taxon description fragment

Shrubs, 0.3–2.5 m.

1 reference

d0_s0

Stems 1–70, rhizomatous, suckering and forming colonies.

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d0_s1

petiole (6–) 9–15 (–22) mm;

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d0_s3

blade elliptic to oblanceolate or oblongelliptic, (11–) 29–41 (–55) × (13–) 19–29 (–42) mm, base rounded to cuneate, each margin with 0–4 (–10) teeth on proximal 1/2 and (0–) 3–8 (–12) teeth in distalmost cm, largest teeth less than 1 mm, apex subacute to rounded and mucronate, abaxial surface densely (moderately) hairy by flowering, surfaces sparsely hairy (or glabrous) later.

1 reference

d0_s4

Inflorescences (4–) 6–8 (–11) -flowered, (12–) 24–36 (–53) mm.

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d0_s5

Pedicels: (0 or) 1 (or 2) subtended by a leaf, proximalmost (4–) 7–14 (–38) mm.

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d0_s6

Flowers: sepals irregularly spreading or recurved after flowering, (1.3–) 2–3 (–3.9) mm;

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d0_s7

petals spatulate to oblong, (2.2–) 3–4.5 (–6.8) × (0.6–) 1–2 (–3) mm, sometimes bearing 1 or 2 tiny pollen-sacs near margins on adaxial surfaces;

1 reference

d0_s8

stamens (12–) 18–20;

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d0_s9

styles (4 or) 5, (1.7–) 2.6–3.7 (–4.3) mm;

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d0_s10

ovary apex glabrous or sparsely to densely hairy.

1 reference

d0_s11

Pomes dark purple-blue, 7.5–10 mm diam. 2n = 4x.

1 reference

d0_s12

morphology statement

whole organism

0.3

2.5

1 reference

d0_s0

whole organism

growth form

shrub

1 reference

d0_s0

stem

1

70

1 reference

d0_s1

stem

architecture

rhizomatous

1 reference

d0_s1

stem

growth form

suckering

1 reference

d0_s1

leaf petiole

6

9

1 reference

d0_s3

leaf petiole

15

22

1 reference

d0_s3

leaf petiole

9

15

1 reference

d0_s3

elliptic

oblanceolate or oblongelliptic

1 reference

d0_s4

11

29

1 reference

d0_s4

41

55

1 reference

d0_s4

length

29

41

1 reference

d0_s4

13

19

1 reference

d0_s4

29

42

1 reference

d0_s4

width

19

29

1 reference

d0_s4

inflorescence phyllaries base

rounded

cuneate

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

subacute

rounded

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

mucronate

1 reference

d0_s4

architecture

(4-)6-8(-11)-flowered

1 reference

d0_s5

12

24

1 reference

d0_s5

36

53

1 reference

d0_s5

24

36

1 reference

d0_s5

1

1 reference

d0_s6

4

7

1 reference

d0_s6

14

38

1 reference

d0_s6

7

14

1 reference

d0_s6

orientation

morphology statement value modifier

spreading

irregularly

1 reference

d0_s7

orientation

recurved

1 reference

d0_s7

1.3

2

1 reference

d0_s7

3

3.9

1 reference

d0_s7

2

3

1 reference

d0_s7

spatulate

oblong

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d0_s8

2.2

3

1 reference

d0_s8

4.5

6.8

1 reference

d0_s8

length

3

4.5

1 reference

d0_s8

0.6

1

1 reference

d0_s8

2

3

1 reference

d0_s8

width

1

2

1 reference

d0_s8

inflorescence flower androecium stamens pollen pollen-sac

1

1 reference

d0_s8

inflorescence flower stamen

atypical quantity

12

18

1 reference

d0_s9

inflorescence flower stamen

18

20

1 reference

d0_s9

5

1 reference

d0_s10

1.7

2.6

1 reference

d0_s10

3.7

4.3

1 reference

d0_s10

2.6

3.7

1 reference

d0_s10

inflorescence flower gynoecium pistil style apex

pubescence

glabrous or

sparsely densely hairy

1 reference

d0_s11

chromosome

4

1 reference

d0_s12

fruit pome

coloration

dark purple-blue

1 reference

d0_s12

fruit pome

diameter

7.5

10

1 reference