Difference between revisions of "Crataegus florifera Sargent (Q4356) "

taxon name

Crataegus florifera

1 reference

taxon authority

Sargent

1 reference

taxon rank

species

1 reference

taxon status

accepted

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common name

aubépine florifère (French)

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aubépine sylvestre (French)

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woodland hawthorn (English)

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VasCan taxon numeric id

8678

1 reference

distribution

CA-MB

excluded

1 reference

CA-NB

excluded

1 reference

CA-NS

excluded

1 reference

CA-ON

establishment of distribution

present

native

1 reference

publication

Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.

CA-PE

excluded

1 reference

CA-QC

excluded

1 reference

CA-ON

original value

Ont.

1 reference

US-NY

original value

N.Y.

1 reference

Crataegus ser. Brainerdianae E.J. Palmer

parent taxon

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taxon habit

shrub

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phenology

Flowering May; fruiting Sep–Oct.

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taxon habitat

successional fields

1 reference

pastures

1 reference

woody invaders

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elevation

100–300 m

measurement range from

100 meter

measurement range to

300 meter

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special status

E

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taxon description fragment

Shrubs or trees, 70 dm.

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d0_s0

thorns on twigs at 1-year old shiny, black, stout to ± slender, 4–6 cm.

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d0_s2

Leaves: petiole length 30–70% blade, slightly pubescent young, glabrescent, eglandular;

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d0_s3

blade suborbiculate or broadly ovate to obovate, 4–7 cm, base narrowly to broadly cuneate or rounded, lobes 3 or 4 per side, obscure to well-marked, margins serrulate, veins 5 or 6 per side, apex acute, abaxial surface sparsely hairy, densely pubescent along veins, adaxial pubescent (late persistent).

1 reference

d0_s4

Inflorescences 6–10-flowered;

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d0_s5

branches villous;

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d0_s6

bracteoles: anthesis late mid season.

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d0_s7

Flowers 17–20 mm diam.;

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d0_s8

hypanthium sparsely pilose;

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d0_s9

sepals narrowly triangular, margins glandular-serrate;

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d0_s10

stamens 20, anthers rose to dark red;

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d0_s11

styles 2–4.

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d0_s12

Pomes deep red, suborbicular, 8–13 mm diam., glabrous;

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d0_s13

sepals erose or reflexed;

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d0_s14

pyrenes 2–4, sides plane to erose.

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d0_s15

2n = 68.

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d0_s16

morphology statement

70

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d0_s0

growth form

shrub

1 reference

d0_s0

70

1 reference

d0_s0

growth form

tree

1 reference

d0_s0

length

pubescent

30-70%; slightly

1 reference

d0_s3

life cycle

young

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d0_s3

glabrescent

1 reference

d0_s3

eglandular

1 reference

d0_s3

leaf blade

broadly ovate

obovate

1 reference

d0_s4

leaf blade

4

7

1 reference

d0_s4

inflorescence phyllaries base

cuneate

broadly

1 reference

d0_s4

inflorescence phyllaries base

rounded

1 reference

d0_s4

inflorescence flower corolla lobe

3

1 reference

d0_s4

inflorescence flower corolla lobe

4

1 reference

d0_s4

inflorescence flower corolla lobe

prominence

obscure

well-marked

1 reference

d0_s4

inflorescence palea margin

serrulate

1 reference

d0_s4

inflorescence flower gynoecium pistil style apex

acute

1 reference

d0_s4

inflorescence

6-10-flowered

1 reference

d0_s5

inflorescence branch

villous

1 reference

d0_s6

inflorescence bracteole

life cycle

anthesis

1 reference

d0_s7

inflorescence bracteole

position

mid

1 reference

d0_s7

inflorescence flower

diameter

17

20

1 reference

d0_s8

inflorescence flower hypanthium

pilose

sparsely

1 reference

d0_s9

inflorescence flower sepal

triangular

narrowly

1 reference

d0_s10

inflorescence palea margin

glandular-serrate

1 reference

d0_s10

inflorescence flower stamen

20

1 reference

d0_s11

inflorescence flower anther

coloration

rose

dark red

1 reference

d0_s11

inflorescence flower gynoecium pistil style

2

4

1 reference

d0_s12

inflorescence flower sepal

relief

erose

1 reference

d0_s14

inflorescence flower sepal

orientation

reflexed

1 reference

d0_s14

fruit pyrene

2

4

1 reference

d0_s15

chromosome

68

1 reference

d0_s16

tissue epidermis armature thorn

coloration

black

at 1-year old shiny

1 reference

d0_s2

tissue epidermis armature thorn

size

stout

more or less slender

1 reference

d0_s2

tissue epidermis armature thorn

4

6

1 reference

d0_s2

inflorescence flower petal venation vein

5

1 reference

d0_s4

inflorescence flower petal venation vein

6

1 reference

d0_s4

depth

deep

1 reference

d0_s13

coloration

red

1 reference

d0_s13

suborbicular

1 reference

d0_s13

diameter

8

13

1 reference

d0_s13

glabrous

1 reference